Bus Bars Patents (Class 174/72B)
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Patent number: 6111745Abstract: The interface conductors, stabs and runbacks, which are engaged at first ends by quick disconnects on electrical apparatus in a switchgear assembly, are fabricated from a stacked pair of elongated, flat conductors secured together at the first ends by elongated fasteners which are compressed into countersunk through apertures in the flat conductors to form a joint with no lateral projections. The interface conductors are supported adjacent the disconnects by a first support having a base member with through openings in which the conductors are snugly supported, and rigid projections with planar surfaces extending from the base member toward the quick disconnects alongside the openings and against which the interface conductors are secured adjacent free ends of the projections. A second support spaced rearward of the first support provides additional support for the runbacks. Interphase supports formed by C-channels are provided for the runbacks between the first and second supports.Type: GrantFiled: November 9, 1998Date of Patent: August 29, 2000Assignee: Eaton CorporationInventors: William Edward Wilkie, II, Rodney William Bruner, Neal Edward Rowe, Steven Dale Walker
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Patent number: 6100473Abstract: A support for busbars of a busbar system, which can be fixed in place on a fastening surface and which forms a receptacle which is adapted to a width and a thickness of the busbar. A later attachment to the pre-positioned busbar system is made possible due to correspondingly divided supports, if the support has two L-shaped receiving elements, whose legs, aligned parallel with the fastening surface, determine the width of the receptacle, and which have on front ends facing each other dovetailed strips and dovetailed grooves aligned with each other, which extend in a longitudinal direction of the busbar to be inserted into the receptacle. The legs of the receiving elements are oriented perpendicularly with respect to the fastening surface and determine the height of the receptacle. The facing sides of the two receiving elements have projecting support strips, which can be inserted into longitudinal grooves of the busbar, to be placed into the receptacle.Type: GrantFiled: March 9, 1998Date of Patent: August 8, 2000Assignee: Rittal-Werk Rudolf Loh GmbH & Co. KGInventor: Hans Wagener
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Patent number: 6051782Abstract: A bus bar type conductor arrangement for a vehicle-type electrical junction box, used to electrically connect components such as relays and fuses with wire harnesses from vehicle electrical systems. Three dimensional bus bar conductors are mounted on a three-dimensional array of post-type mounting points formed in the junction box, such that the conductors can cross paths and connect components and terminals of varying height in the junction box. The conductor arms are preferably coated between the conductive contact ends with an electrically insulating material, and can include intermediate conductive regions adapted to be mounted to components or other bus bars in the same fashion as the conductive ends.Type: GrantFiled: January 21, 1998Date of Patent: April 18, 2000Assignee: Yazaki CorporationInventor: Brian L. Wagner
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Patent number: 6024589Abstract: The present invention provides a reliable high current connector for connecting the ground and power planes of a first PCB to the ground and power planes of a second PCB. The power bus bar is comprised of a first conductive structure having a first and second surface, a second conductive structure having a first and second, and an inner insulative structure positioned between the first surface of the first conductive structure and the first surface of the second conductive structure. A fastening means, inserted through openings in the conductive structures, provides a secure, low resistance electrical connection from the first or second conductive structure of the bus bar to the electrical traces of the PCB. The high dielectric constant of the insulator provides distributed capacitance between the first conductive structure and the second conductive structure, lowering the AC impedance.Type: GrantFiled: May 14, 1997Date of Patent: February 15, 2000Assignee: Hewlett-Packard CompanyInventors: John W. Hahn, IV, James K. Koch
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Patent number: 5979037Abstract: A mounting assembly and method for locating and assembling parts with a tight press fit uses an intentional design interference between two mating parts. Because of the interference fit, material is "crushed" or compressed when one mating part, such as a button frame, is forced upon the other mating part, such as a cabinet, and a tight fit is created. The interference fit is provided between first and second bosses and first and second mating holes, respectively, on opposite sides of each of the first and second bosses along a respective first axis, but not along a second axis that extends between the first and second bosses. Thus, a greater design tolerance is permitted in a direction between the first and second bosses and between the first and second mating holes, respectively. A third assembly part, such as a light guide, can be sandwiched between the first and second mating parts.Type: GrantFiled: February 6, 1997Date of Patent: November 9, 1999Assignees: Sony Corporation, Sony Electronics, Inc.Inventor: Michael Andrew Lopez
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Patent number: 5908333Abstract: A socket (14) includes a first bus conductor (22a) having two or more contact regions (24) and a second bus conductor (22b) arranged substantially parallel to the first bus conductor and having two or more contact regions (24). The first and second bus conductors are spaced relative to one another so as to provide a predetermined electrical impedance and may be arranged to carry electrical signals as transmission lines. A dielectric spacer (36) may be disposed between the first and second bus conductors to provide the spacing. Contact regions (24) of the first and second conductors (22a, 22b) may provide compliant coupling regions for the socket (14). The contact regions (24) of the first bus conductor (22a) may be positioned within the socket (14) so as to contact a lead disposed on a first side of a circuit element (16) and the contact regions (24) of the second bus conductor (22b) may be positioned within the socket (14) so as to contact the lead disposed on the second side of the circuit element (16).Type: GrantFiled: July 21, 1997Date of Patent: June 1, 1999Assignee: Rambus, Inc.Inventors: Donald Victor Perino, James Anthony Gasbarro, John Bradly Dillon, deceased
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Patent number: 5872711Abstract: A curved low impedance laminated bus assembly includes a curved first sheet of relatively thin conductive material forming an AC bus conductor and a curved second sheet of relatively thin conductive material forming a -DC bus conductor directly connected to a -DC line side of a DC energy storage device. A curved third sheet of relatively thin conductive material forms a +DC bus conductor directly connected to a +DC line side of the DC energy storage device and is connected to the AC bus conductor through a +DC switch. A plurality of dielectric sheets are laminated between the AC bus conductor, the -DC bus conductor, and the +DC bus conductor.Type: GrantFiled: January 20, 1998Date of Patent: February 16, 1999Assignee: Reliance Electric Industrial CompanyInventor: Steven P. Janko
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Patent number: 5866848Abstract: A method of providing power to a circuit module on a circuit board by connecting a bus leg to the circuit module via a conductor device wherein at least one V-shaped connector device is attached to the bus leg to connect the bus leg to the circuit module via the conductor device.Type: GrantFiled: November 7, 1996Date of Patent: February 2, 1999Assignee: International Business Machines CorporationInventors: John Anthony Asselta, Albert Lawrence Balan, Stephen Boyko, James Edward Myers
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Patent number: 5854445Abstract: An electric power busway system comprises a bus bar support housing with the opposite side plates of the housing shaped with troughs to hold the bus bars in their relative positions, preventing the bus bars from moving towards or away from one another and providing the necessary short-circuit protection and bending resistance. The metal side plates are preferably fastened together without the use of fasteners or the need for welding, through the use of a punch and die tool set. A protective insulating sheet is sandwiched between the insulated bus bars and the housing to protect the bus bar insulation coating from ruptures or tears. Clamping blocks are provided outside the protective busway housing to apply friction on the bus bars within, keeping them from sliding out of the housing assembly. The integral busway housing and clamping serve as a ground conduction facility, with the clamping blocks providing a mechanism to connect the busway section to an adjoining section.Type: GrantFiled: August 6, 1996Date of Patent: December 29, 1998Assignee: General Electric CompanyInventors: Eric J. Graham, Louis A. Rosen, Ira Goldman, Jeffrey Scott Berliner, Thomas D. Collins, Clarence W. Walker
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Patent number: 5811733Abstract: A busway elbow fitting for a busway electrical distribution system. The elbow includes a first straight busway section having a housing and a plurality of electrical busbars enclosed within the housing. The first straight section has one standard terminating end and one mitered end wherein the housing and the busbars are cut to a predetermined angle with respect to the first straight section. The elbow also includes a second straight busway section having a housing and a plurality of electrical busbars enclosed within the housing. The second straight section has one standard terminating end and one mitered end wherein the housing and the busbars are cut to a predetermined angle with respect to the second straight section. The mitered ends of the first and second busway sections are complementary such that when the mitered ends are placed in juxtaposed position a desired angle is formed between the first and second busway straight sections.Type: GrantFiled: July 16, 1997Date of Patent: September 22, 1998Assignee: Square D CompanyInventor: Robert E. Flaig
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Patent number: 5764487Abstract: An electrical junction block for an automotive vehicle comprises a housing containing a planar, multilayer busbar and a printed circuit board, the busbar and the printed circuit board being maintained in parallel and electrically insulated relationship to one another. A plurality of receptacles are formed on the exterior surfaces of the housing to receive mating electrical components such as fuses, relays, and wiring harness connectors. Electrical connection between the printed circuit board and the electrical components is via a plurality of printed circuit board connection terminals having first ends which make electrical contact with the face of the printed circuit board oriented toward the busbar and second ends which pass through holes in the busbar and then through apertures in the housing and into the receptacles.Type: GrantFiled: August 6, 1996Date of Patent: June 9, 1998Assignee: Yazaki CorporationInventor: Yoshihisa Natsume
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Patent number: 5717161Abstract: This invention provides a junction box which can easily bridge and separate terminal portions of conductive plates provided in the box. Bus bars (2) are arranged vertically and in parallel in the box. A cover (1) of the box is provided with an opening (3) which is closed and opened with a lid (5). A shorting terminal (9) is mounted by guides (18) on a rear side of the lid (5) slidably in a direction of bridging the bus bars (2). The shorting terminal (9) has contact portions (11) which are spaced from each other by the same distance as that existing between the bus bars (2) and adapted to elastically clamp the bus bars (2). the shorting terminal is accommodated in a casing (13). When the lid (5) is closed, each bus bar (2) enters into the corresponding contact portion (11) of the shorting terminal (9) to close the shorting circuit. When the lid (5) is opened, the bus bar (2) leaves from the contact portion (11) to open the shorting circuit.Type: GrantFiled: November 12, 1996Date of Patent: February 10, 1998Assignee: Sumitomo Wiring Systems, Ltd.Inventor: Shigekazu Wakata
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Patent number: 5684273Abstract: A laminated bus bar is supported on an elongate, rigid substrate, and has at least one, thin, metal terminal projecting laterally therefrom beyond one of the side edges of the substrate. A generally rigid torque clip, which may be made from a plastic material, is mounted on the substrate, and has thereon an integral lug portion, which also projects laterally beyond the same side edge of the substrate, and in registry with the terminal. The terminal has secured thereon a PEM nut or the like, which is positioned in an opening or a recess in the lug portion to retain the terminal in a predetermined position during use. If desired the terminal may be folded around the nut, or may be provided with a tab which is secured in an opening in the lug portion of the terminal.Type: GrantFiled: July 29, 1996Date of Patent: November 4, 1997Assignee: Eldre CorporationInventors: Harvey B. Erdle, Craig C. Bader, Kevin J. Madigan
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Patent number: 5672920Abstract: A hybrid vehicle includes a power unit communicating power between a turbine alternator, flywheel and traction motor. The power unit stores DC power in capacitors and places the power on DC bus for use in driving the induction machines. Power transistors receive the DC power from the DC bus and are pulse width modulated to output a synthesized AC wave form at their output. An Ac bus assembly comprises the power transistor modules connected in a plane and each having contact pads formed thereon for providing AC current sources. A bus bar interconnects at least one of the current sources to a peripheral device. The bus bar comprises a plurality of elongated flat plates having a width substantially greater than its thickness and laminated to one another.Type: GrantFiled: May 2, 1996Date of Patent: September 30, 1997Assignee: Chrysler CorporationInventors: Kevin J. Donegan, Dennis E. Hartzell, Gary P. Millas, William R. Snow
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Patent number: 5619014Abstract: An electric busbar for use with an electrical power distribution busway system which includes a press formed plug-in tab configured for attachment to a connector at a power tap-off section of the busway is described. The busbar has a substantially rectangular cross-section, a length, a width defined by a pair of edges, and a thickness defined by a top side and a bottom side. The plug-in tab is formed by pressing the conductive material in a direction generally perpendicular to the top and bottom sides until material is displaced outwardly from at least one of the edges. Depressions are formed in the bar of conductive material at the location of the press formed tab. In the most preferred embodiment, the volume of the depressions is substantially equal to the volume of the material in the tab.Type: GrantFiled: March 25, 1993Date of Patent: April 8, 1997Assignee: Siemens Energy & Automation, Inc.Inventor: Nathan H. Faulkner
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Patent number: 5600536Abstract: The present invention provides a connector bar for making electrical connections to terminals having a lug body with an externally accessible interior cavity and a binding screw. The connector bar includes an elongated body having two ends and made of electrically conductive material. At least one of the ends having a solid cross-section with a configuration which creates less distortion in the sides of the lug body compared to a round cross-section configuration when the binding screw contacts the end with torque applied for making the pre-determined mechanical and electrical connection. Preferably, the cross-section configuration of the end is defined by a flat top surface larger in width than the contact area of the binding screw, two arcuate sides having an arc value approximately the same as the interior cavity of the lug body, and a flat bottom surface smaller in width than the top surface.Type: GrantFiled: September 18, 1995Date of Patent: February 4, 1997Assignee: Square D CompanyInventors: Norman M. Newsome, Jeffrey O. Sharp, Michael R. Harris, Robert B. Lamar, Jr.
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Patent number: 5579217Abstract: A laminated bus assembly including a high power coupler to provide a low impedance, low noise laminated bus assembly for a switched converter that includes a plurality of switch pairs to convert between an AC power line and a DC device. The laminated bus assembly includes a first conductive layer, a second conductive layer, and a third conductive layer. A dielectric layer is laminated between each of the first, second, and third planes. The high power coupler includes a bushing positioned within the laminated assembly, including an engageable section for engaging with one of the conductive layers. A passage hole including an insulator ring is formed in intermediate conductive planes for passage of the bushing. A circuit layout includes a plurality of electrical connections between the switches, the AC, -DC and +DC bar conductors, and the DC device.Type: GrantFiled: November 15, 1994Date of Patent: November 26, 1996Assignee: Kenetech Windpower, Inc.Inventors: David Deam, William L. Erdman
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Patent number: 5521811Abstract: The present invention locates the primary winding of a transformer in a configuration where it substantially surrounds the secondary winding of the transformer in order to enhance the efficiency of the electromagnetic coupling. High magnetic permeability material surrounds portions of the primary winding of the transformer. The transformer is designed to efficiently operate at frequencies of approximately 50 kilohertz. In one preferred embodiment, the primary winding of the invention is formed of two U-shapes in which the parallel members of the U are substantially longer than the bottom portion of the U. The two U-shapes form a rectangular shape and the substantially parallel rectangular portions are surrounded by high magnetic permeability material to further enhance the electromagnetic coupling between the primary coil winding and the secondary coil winding. In another embodiment, the primary winding of the invention may be rectangular in shape.Type: GrantFiled: September 12, 1994Date of Patent: May 28, 1996Assignee: Square D CompanyInventors: Alexander Levran, Joseph M. Nowosielski, Giao M. Ton-That, Ramamoorthy Rajagopalan
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Patent number: 5513077Abstract: An arrangement for a motor vehicle for central connection of electrical components, the arrangement comprises a housing, a plurality of supply circuits and control circuits, a plurality of circuit straps punched out of metal sheets and printed circuit boards, the supply circuits and the control circuits being formed so that the supply circuits are formed exclusively from the punched circuit straps and the control circuits are formed exclusively from the printed circuit boards, the printed circuit boards with the punched circuit straps and their intermediate insulations being assembled in a plurality of layers in a substantially identical surface configuration to form a printed circuit pack.Type: GrantFiled: December 23, 1993Date of Patent: April 30, 1996Assignee: Stribe GmbHInventor: Hans P. Stribel
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Patent number: 5442135Abstract: An electrical power distribution busway system which includes a housing having side channels and top and bottom channels is described. The channels enclose and secure at least one stack of conductive busbars in place. At least one of the top or bottom housing channels is adjustably mounted between the side channels so the overall housing may be adjusted to accommodate various arrangements of busbars or busbars having different thicknesses. In a preferred form of the invention, the adjustable channels include holes which are aligned with elongate slots through the side channels. Fasteners extending through the aligned holes and slots allow the adjustable channel to be moved and fixed at different locations along the elongate slot.Type: GrantFiled: March 25, 1993Date of Patent: August 15, 1995Assignee: Siemens Energy & Automation, Inc.Inventors: Nathan H. Faulkner, Ronald D. Nordenbrock
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Patent number: 5365424Abstract: A low impedance, low noise laminated bus assembly for a high power switched converter that has a plurality of switch pairs including a -DC switch and a +DC switch for high speed switching to convert between an AC power line and a DC power storage device such as capacitors. The laminated bus assembly includes a first conductor plane having a plurality of AC bar conductors for each phase of AC power, a second conductor plane including a -DC bar conductor, and a third conductor plane including a +DC bar conductor. A dielectric layer is laminated between the first, second, and third planes. The circuit layout includes a plurality of electrical connections between the switches, the AC, -DC and +DC bar conductors, and the DC power storage device. Some of the electrical connections require that a coupling conductor pass through another bar conductor, which must therefore be insulated from the coupling conductor.Type: GrantFiled: December 15, 1992Date of Patent: November 15, 1994Assignee: Kenetech Windpower, Inc.Inventors: David Deam, William L. Erdman
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Patent number: 5343356Abstract: A panelboard (30) for distribution of electrical power from a feed line to branch power lines having at least one neutral/bus support assembly (44), with at least one insulating member (100) having a locating pin (52, 54, 56) projecting therefrom. The assembly (44) has a conductive neutral tie strap (70) attached to the insulating member (100) for conduction of neutral phase current. The strap (70) provides attachment points (124) for a neutral lug (39), and for structural support of the neutral/bus support assembly (44) in conjunction with the insulating member (100). At least one neutral rail (68) is connected to the neutral tie strap (70). The panelboard (30) has at least one busbar (46, 48, 50) disposed over the neutral/bus support assembly (44), defining a hole (151) therein for capture therein of a locating pin (52, 54, 56). The busbars (46, 48, 50) are adapted for transferring electrical power from a feed line to a line end of a branch circuit breaker (36) which is connectable to the busbar.Type: GrantFiled: December 31, 1992Date of Patent: August 30, 1994Assignee: Siemens Energy & Automation, Inc.Inventor: Drew S. Hancock
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Patent number: 5329424Abstract: A busbar holder includes a supporting base having engaging prongs located at opposing ends of the supporting base. These engaging prongs engage receptacles in a printed circuit board (PCB) to secure the supporting base to the PCB. Four securing prongs extending vertically upward and having catch hooks at their free end are attached to the respective corners of the supporting base. A supporting wall extending vertically upward is attached to the supporting base and located intermediate the four securing prongs. Busbars are inserted between the wall and two of the securing prongs and are secured in place by the catch hooks.Type: GrantFiled: September 1, 1993Date of Patent: July 12, 1994Assignee: AT&T Bell LaboratoriesInventor: Jayesh R. Patel
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Patent number: 5185690Abstract: A high dielectric sheet material comprises a monolayer of spaced high dielectric chips (e.g., ceramic single layer capacitor or SLC chips) which have been located or placed within spaced openings or windows formed in a dielectric spacer sheet. Top and bottom conductive sheets, preferably metallic foil sheets, are adhesively placed in intimate mechanical and electrical contact with the respective top and bottom external surfaces of the chips and dielectric spacer sheet. An adhesive is interposed between the metallic foil sheets and the dielectric spacer sheet (filled with high dielectric chips) such that the adhesive material holds the substrate together without interfering with electrical contact between the high dielectric chips and top and bottom foil sheets. This is preferably accomplished through the use of roughened surfaces formed on both the foil sheets and external high dielectric chips.Type: GrantFiled: October 16, 1991Date of Patent: February 9, 1993Inventor: Mark L. Miller
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Patent number: 5184280Abstract: A bus bar comprised of a layered stack of flexible conductive planar leaf conductors, with sufficient cross-sectional current carrying capacity, is used in a bulk rectifier for conducting heavy currents between components. The bus bar is amenable to being easily coupled to mounting structures having mounting pad planes at different levels and angular positions. It is normally uninsulated and hence heat exchange is enhanced compared with traditional insulated cable. This permits the bus bars to operate at a relatively low temperature.Type: GrantFiled: October 31, 1991Date of Patent: February 2, 1993Assignee: AT&T Bell LaboratoriesInventor: Fakhry A. Fouad
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Patent number: 5180887Abstract: An electrifiable ramp for use in supporting and electrifying lamps, or the like current consuming elements. A top and a bottom conductive strip are superimposed and insulated from each other. Respective conductive and supporting plates are folded up from both strips to extend in the same direction above the top strip, with the plates from the bottom strip extending through openings in the top strip. A rail profile has a receiving channel which receives the superimposed conductive strips slid into the channel. The conductive strips are insulated from the rail, e.g. by the rail being of insulating material, the rail being of anodized aluminum and/or the conductive strips being coated with insulating material. The rail may have side wings that extend up past the electrical element supporting plates to hide access to and viewing of the lamps or the like element supported on the plates.Type: GrantFiled: June 6, 1991Date of Patent: January 19, 1993Inventor: Branka Agabekov
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Patent number: 5172304Abstract: A flat capacitor-containing wiring board, which can be arranged optionally in the interior of a multilayer substrate. This capacitor-containing wiring board has a dielectric substrate which is made of a mixture of dielectric powder and resin, and conductors which are provided on both major surfaces of the dielectric substrate. The conductors can be etched and shaped so as to form capacitors which use the interior of the wiring board as their dielectric layers. With this wiring board, it is possible to etch the conductors so that the values of the capacitors can be freely selected over a wide range, the wiring board is flexible to some extent, and no pinholes or defects are defined over a wide area. Preferably, the board has a greater relative resin content near its surfaces than in its interior, which improves the dielectric characteristics of the board. The increased resin content may be provided by resin adhesive layers on the surfaces which permeate the board to some extent.Type: GrantFiled: November 21, 1991Date of Patent: December 15, 1992Assignee: Murata Manufacturing Co., Ltd.Inventors: Jyuichiro Ozawa, Kikuo Wakino
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Patent number: 5166867Abstract: A massive bus bar for supplying a determined power voltage to a circuit component mounted on a rigid circuit board having a conductor layer connecting the component to a bus bar connecting pad formed on the surface of the board. Plurality of first notches extend through a main surface of the bus bar from a common longitudinal edge, perpendicularly to the longitudinal axis of the bus bar and throughout the full longitudinal extent of the bus bar, and define a plurality of posts which are secured at their bottom surfaces to the conductive pads on the circuit board surface. The first notches facilitate flexing of the bus bar and reduce stresses otherwise produced due to the rigid connection of the bus bar to the circuit board, while not significantly diminishing the current handling capability of the bus bar.Type: GrantFiled: March 17, 1987Date of Patent: November 24, 1992Assignee: Fujitsu LimitedInventors: Kiyotaka Seyama, Seiichi Saito, Chikayuki Kumagai, Toshinari Hayashi
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Patent number: 5142439Abstract: A high-voltage, low-volume capacitor module, having a minimal amount of inherent stray inductance, and being configured so as to allow its integration into an electrical system in a manner which minimizes any stray inductance introduced by interconnection wiring. This is accomplished by integrating the capacitor into the bus bars of the voltage convertor, thereby eliminating the need for separate interconnecting wiring and reducing the overall amount of stray inductance evident within the system in which the capacitor is employed.Type: GrantFiled: August 28, 1991Date of Patent: August 25, 1992Assignee: Allied-Signal Inc.Inventors: Colin E. Huggett, Leon D. Lewis, Robert Rudich, John L. Scharf, Daniel C. Blazej
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Patent number: 5055059Abstract: A power connector element (1) for establishing of electrical connection between a busway and an outgoing or incoming electrical cable (3), generally via a multiphase coupler (8), consists of a unit (1) configured as one piece comprising a number of parallel, massive conductors disposed at a distance from one another and having connection parts at both ends, said conductors being moulded into a common electrically-insulating moulding body, so that only the connection parts are outside. The connection parts are disposed in two areas which are separated by a flange (12) in the moulding body.Type: GrantFiled: April 27, 1990Date of Patent: October 8, 1991Assignee: A/S Logstrup-SteelInventor: Jorgen Logstrup
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Patent number: 5051542Abstract: A bus bar is presented which sandwiches a high capacitance flexible dielectric sheet material between the conductive layers. The high capacitance dielectric sheet is comprised of a monolayer of multilayer or single layer high dielectric (e.g. ceramic) chips or pellets of relatively small area and thickness which are arranged in a planar array. These high dielectric constant chips are spaced apart by a small distance. The spaces between the chips are then filled with a flexible polymer/adhesive to define a cohesive sheet with the polymer binding the array of high dielectric (e.g. ceramic) chips together. Next, the opposite planar surfaces of the array (including the polymer) are electroless plated or electroded by vacuum metal deposition, or sputtering, to define opposed metallized surfaces. The whole structure is then sandwiched between two conductive layers. The result is a bus bar with a very low characteristic impedance.Type: GrantFiled: December 29, 1988Date of Patent: September 24, 1991Assignee: Rogers CorporationInventor: Jorge M. Hernandez
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Patent number: 5038257Abstract: Disclosed is an electric ramp comprising an insulating support below which there are arranged two conductive strips that are superimposed and separated from each other by an insulating body. The conductive strips each have plates cut out in the direction of the strips and folded about 90.degree.; the free end of the plates being adapted to position an electric contact of a current-consuming element. Each plate, further, has a U-shaped cut defining a tab connected to the plate and adapted to be deformed in such a manner that its free edge cooperates with an outer face of the insulating support to hold together the ramp.Type: GrantFiled: December 15, 1989Date of Patent: August 6, 1991Inventor: Branka Agabekov
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Patent number: 5030108Abstract: A bus bar assembly (110) includes a pair of source and return bus bars (118,116) mounted on at least one of the side edges (108,112) of a daughter card (102) and electrically connected by arrays of terminals (172) to power circuits of the card, for use in a system for distributing electrical power to the daughter card module (100) upon insertion into a card cage (10). The pair of bus bars (118,116) is insulated by a cover (120) having a rail (126) for following the guide channels (18,20) of the card cage at each card location. Rearward ends of the bus bars have blades (122,124) which are received into receptacle contacts (46,44) mounted in the card cage above and below the backplane (14), which are mounted at each card location and electrically connected to source and return busses (68,58) of the card cage, with the receptacle contacts (46,44) preferably being float mounted to be easily incrementally moved upon blade receipt during card module (100) insertion.Type: GrantFiled: June 29, 1990Date of Patent: July 9, 1991Assignee: AMP IncorporatedInventors: David A. Babow, Glenn E. Bennett, John E. Lucius, Roger N. Polk, Frederick H. Rider, David S. Szczesny
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Patent number: 4930045Abstract: A disassemblable capacitor mount for large, high power, high temperature ceramic capacitors is disclosed. The capacitor mount allows the capacitors to be mechanically secured to a printed circuit board or other planar surface and allows for good electrical contact to be made with the capacitors to handle high power. The capacitor mount comprises a pair of substantially parallel, spaced-apart conductors, the conductors provided with a plurality of corresponding spaced-apart lateral slots on facing planar sides thereof. A plurality of compressible contactors are disposed within the slots. A plurality of capacitors having opposed electrode ends are disposed between the conductors, the ends positioned within the slots and contacting the contactors. Finally, a rigid mechanism removably fixes the conductors to a planar surface. The conductors compressingly urge against the capacitors.Type: GrantFiled: October 26, 1989Date of Patent: May 29, 1990Assignee: Sundstrand CorporationInventors: William E. Carlson, Mark W. Metzler
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Patent number: 4926008Abstract: A high capacitance cable is described which avoids instantaneous voltage drops. The cable is very useful in connecting electrical components (e.g., connecting integrated circuit chips to power supplies). The cable includes: (a) a central continuous strip which is electrically insulating, (b) spaced-apart conductors carried on the upper surface of the strip, and (c) spaced-apart conductors carried on the lower surface of the strip. The cable can be surrounded by electrical insulation, and it preferably is a flexible cable.Type: GrantFiled: May 18, 1989Date of Patent: May 15, 1990Assignee: Hewlett-Packard CompanyInventor: Robert W. Shreeve
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Patent number: 4867696Abstract: A backplane connector assembly including a motherboard connector and power and signal daughterboard connectors is disclosed. The motherboard connector has a signal section and a power section. Individual signal contacts are located in the signal section of the motherboard connector. A laminated power bus is located in the power section of the motherboard connector which is on the opposite side of the daughterboard from the signal section. Each of a plurality of separate busses in the laminated power bus has tabs extending from one edge and bent at right angles relative to the bus so that the tabs extend orthogonally relative to the daughterboard. This configuration permits daughterboards having different thicknesses to be mated inserted into the same motherboard connector. The laminated power bus permits power to be delivered externally of the motherboard to the daughterboards.Type: GrantFiled: July 15, 1988Date of Patent: September 19, 1989Assignee: AMP IncorporatedInventors: Henry W. Demler, Jr., Frank P. Dola, David J. Kimmel, Thomas J. Sotolongo
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Patent number: 4866217Abstract: A new bus bar circuit board structure is provided. The structure comprises insulation substrates and a plurality of bus bars arranged on the insulation substrates parallelly with each other. The respective substrates have an edge portion and each bus bar has a portion bend erected from the respective substrate along the edge portion thereof to form frame-shaped gate portions, each frame-shaped gate portion being within another frame-shaped gate portion and separated therefrom by way of a gap when developed in plan view.Type: GrantFiled: January 31, 1989Date of Patent: September 12, 1989Assignee: Yazaki CorporationInventor: Yukio Muramatsu
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Patent number: 4815985Abstract: A prefabricated electric connection device includes a set of bars which extend parallel to each other. Intermediate connection members each provided with an external insulating sleeve are fixed to respective ones of the bars and extend forwards perpendicularly to the bars. The bars are drilled with aligned holes through which extend, with interposition of the insulating sleeves, the intermediate connection members fixed at their rear ends to the bars situated behind a first bar.Type: GrantFiled: March 31, 1987Date of Patent: March 28, 1989Assignee: Fournitures Electro TechniquesInventor: Daniel J. Chapotier
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Patent number: 4758172Abstract: An electric power busway system includes a plurality of closely spaced bus bar conductors with each bus conductor having at least one integrally formed contact blade extending therefrom. The contact blades engage corresponding contact spring type receiver stabs within a power take-off assembly with interphase insulators arranged between the corresponding blade receiver stabs.Type: GrantFiled: October 13, 1987Date of Patent: July 19, 1988Assignee: General Electric CompanyInventors: Anthony L. Richards, Conrad R. Turmelle
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Patent number: 4748537Abstract: A hermetically sealed and automatically insertable decoupling capacitor for use in conjunction with integrated circuit DIP inserter devices having a multi-layer ceramic capacitor chip provided with conductive electrodes on the top and bottom surfaces thereof sandwiched between suitable conductive strips and insulating layers and retained within an opening formed in an insulating strip by solder or conductive adhesive. The multi-layer ceramic capacitor further includes conductive end terminations having insulative caps thereon to prevent shorting.Type: GrantFiled: September 8, 1987Date of Patent: May 31, 1988Assignee: Rogers CorporationInventors: Jorge M. Hernandez, Rodney W. Larson
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Patent number: 4728752Abstract: A reducing joint assembly which, when attached at one end thereof to a bus duct having a predetermined number of runs and at the other end thereof to a bus duct having a different number of runs, allows interconnection of these non-matching ducts without undue wasted length or materials. The reducing joint assembly includes one conventional single bolt coupler at each end thereof for each run to be connected at that respective end of the assembly. Connected between the respective single bolt couplers is a single reducer plate for each phase of the bus duct system. Each such reducer plate has tabs at each end, one for each single bolt coupler, so that the reducer plates in effect interconnect with the single bolt coupler in generally the same manner as do the bus plates of each bus duct. The apparatus also includes specialized joint covers for covering the joint thus created to prevent the entry of foreign objects.Type: GrantFiled: August 22, 1986Date of Patent: March 1, 1988Assignee: Eaton CorporationInventors: Loy A. Hicks, Jr., Edward P. Sherwood
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Patent number: 4694123Abstract: A backplane power distribution system characterized by generally uniform current densities so as to be capable of handling very high levels of current. This is achieved with a stepped backplane construction. For example, in a system having, in order, a first conductive layer, a first dielectric layer, a second conductive layer, and a second dielectric layer, the second conductive and dielectric layers extend transversely beyond the first conductive and dielectric layers to present a substantial exposed area of the second conductive layer. Typically, a rectangular metal bus bar is bolted to the backplane to make contact with the exposed area, and power supply connections to the bus bar are made in any convenient manner.Type: GrantFiled: January 13, 1982Date of Patent: September 15, 1987Assignee: ELXSIInventor: Edwin M. Massey
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Patent number: 4599486Abstract: A miniaturized surface mountable bus bar is presented wherein a sheet of insulating material is laminated between a pair of bus conductors and windows are provided in the laminate structure. A plurality of multilayer ceramic capacitor elements are inserted in the windows and alternate conductive side plates of the capacitors are electrically connected to the two bus conductors. The capacitors are comprised of alternating layers of conductive material and dielectric material having opposed terminating side conductors which are oriented parallel to the sheet of insulating material and the pair of bus conductors after assembly thereof.Type: GrantFiled: September 6, 1985Date of Patent: July 8, 1986Assignee: Rogers CorporationInventor: Jorge M. Herrandez
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Patent number: 4594641Abstract: A decoupling capacitor is presented including a pair of conductors, each having a lead connected thereto formed from a continuous strip of electrically conductive material (lead frame), the strip having opposing planar surfaces. A pair of dummy leads, each being associated with a conductor, but isolated therefrom, is also formed from the strip. Thereafter, a strip of first insulating material is positioned across from one opposing surface of the conductive strip and a strip of second insulating material having a plurality of openings or windows therein is positioned on the other opposing surface of the conductive strip. The two insulating layers sandwiching the conductive strip are then heat tacked and hot press laminated to form a continuous strip of laminated material. The windows are positioned on the conductive strip to define access opening for the two conductors.Type: GrantFiled: May 3, 1985Date of Patent: June 10, 1986Assignee: Rogers CorporationInventor: Jorge M. Hernandez
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Patent number: 4584768Abstract: A method for manufacturing high capacitive multilayer conductive bars is described. It comprises at least two conductive elements (14,16), one capacitive element (12) between them, and further inner and/or outer dielectric elements (13,113,18,20). The electrical connection between the capacitive element (12) and the conductive element (14,16) is realized by a solder alloy material (30), preferably in the form of a soldering alloy material.The mechanical connection between the outer (18,20) respectively the inner dielectric elements (13,113) and the conductive elements (14,16) is established by a non-conductive bonding material (13',113',22,24). Mechanical as well as electrical connection is made in the same operation step. The multilayer conductive bar has a great reliability. It is used for power and/or signal distribution in electronics, for example printed circuits and other high density components.Type: GrantFiled: July 3, 1984Date of Patent: April 29, 1986Assignee: Mecondor S.p.A.Inventor: Giorgio Tosti
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Patent number: 4570031Abstract: A laminated buss bar comprised of a pair of elongated flat conductors separated by an incorporated dielectric/electrode structure, the dielectric/electrode structure being sandwiched between the flat conductors on the opposite sides thereof, and a method of manufacture thereof. The buss bar is formed by depositing a flat layer of dielectric material on the inwardly facing surface of a first flat conductor and then forming an electrode of conductive material on the deposited layer of dielectric material. The inwardly facing surface of the first flat conductor also serves as one electrode of a capacitor. Subsequently, the formed conductive material electrode electrically and mechanically contacts the inwardly facing surface of a second flat conductor. Accordingly, the formed conductive material electrode, dielectric material, and one of the pair of elongated flat conductors form a capacitor.Type: GrantFiled: April 27, 1984Date of Patent: February 11, 1986Assignee: Nippon Mektron Ltd.Inventor: Kazuo Inoue
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Patent number: 4554615Abstract: An electrical conducting panel and method of making such which is constructed of an integral sheet material housing. Extending out of the plane of the housing are a plurality of electrically connecting plugs which are to electrically connect with appropriate electrical connectors of a separate electrical panel. The housing is constructed of a stacked plurality of electrical conducting frame members and a plurality of electrically insulating plates. Included within the housing are a plurality of electrically insulating inserts, each of which is positioned at a selected location. The housing includes a plurality of openings through which are to extend electronic components which are mounted on the circuit board to which the panel is connected. After the panel is completely assembled, it is heated under pressure which results in the electrical insulative plates and inserts fusing together into an integral unit.Type: GrantFiled: June 1, 1983Date of Patent: November 19, 1985Assignee: Bussco Engineering, Inc.Inventor: Ralph Clark
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Patent number: 4536826Abstract: A snap-in bus bar is mechanically affixed to a printed circuit board to increase mechanical stiffness of the board and electrically connected to the printed circuit paths to provide a high current capacity conducting path. The bus bar includes a support member to provide insulation between conducting members attached thereto.Type: GrantFiled: September 10, 1984Date of Patent: August 20, 1985Assignee: AT&T Bell LaboratoriesInventor: Serhat M. Ahiskali
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Patent number: 4533978Abstract: A circuit board stiffener includes an elongated stiffening member adapted to extend over the board surface in spaced relation to that surface; the member has contact surfaces adapted to engage one side of the board, and bendable retainer structure to retain the member in position relative to the board. The retainer structure may comprise bendable arms that project through board openings to be bent at the opposite side of the board, and to be locked in position by solder at that opposite side. The member may have a zig-zag cross section to enhance its stiffness.Type: GrantFiled: June 6, 1983Date of Patent: August 6, 1985Assignee: Bucklee-Mears CompanyInventor: Leo Walter
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Patent number: 4517406Abstract: One or more multilayer ceramic capacitors are positioned in a laminated bus bar so that a pair of opposed, external electrodes on each capacitor are positioned in substantially coplanar engagement with the confronting, plane surfaces of adjacent conductor strips in the bar. The two external electrodes of each capacitor are connected each to a different one of two, spaced metal termination plates, which are mounted on each capacitor to interconnect its alternate and intervening electrodes, respectively. The two termination plates of each capacitor register with spaced recesses or openings formed in each of the adjacent conductor strips to accommodate any projections on the termination plates and thereby permit coplanar engagement of said external electrodes with said conductor strips.Type: GrantFiled: May 14, 1984Date of Patent: May 14, 1985Assignee: Eldre Components, Inc.Inventor: Jack A. Erdle