Co-axial Cable Patents (Class 29/828)
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Publication number: 20090280681Abstract: An electrical contact includes a female portion having a conductive sheath, a dielectric disposed within the conductive sheath, and a center conductor extending through the dielectric; and a male portion having a conductive sheath, a dielectric disclosed within the conductive sheath, and a center conductor extending through the dielectric. The female portion and the male portion are arranged to be engageable with one another. The conductive sheath, center conductor, and dielectric of each of the female portion and the male portion have a substantially square shape. Each of the center conductors of the female portion and the male portion includes a contact portion. The contact portions of the female and male portions are arranged to be engaged with one another when the female portion and the male portion are engaged with one another.Type: ApplicationFiled: May 9, 2008Publication date: November 12, 2009Applicant: SAMTEC, INC.Inventor: John MONGOLD
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Patent number: 7614146Abstract: The present invention provides a circuit board structure and a method of fabricating circuit board structure the same, the circuit board structure consisting of a carrier board having a first surface and an opposed second surface, the carrier board being formed with at least one through hole penetrating the first and second surfaces; a conductive pillar formed in the through hole by electroplating; and a first circuit layer and a second circuit layer respectively formed on the first and second surfaces of the carrier board, the first and second circuit layers being electrically connected to the two end portions of the conductive pillar, thereby reducing spacing between adjacent conductive pillars of the carrier board and achieving high density circuit layout.Type: GrantFiled: October 4, 2007Date of Patent: November 10, 2009Assignee: Phoenix Precision Technology CorporationInventor: Shih-Ping Hsu
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Patent number: 7607942Abstract: A coaxial cable connector formed via multi-shot injection molding has a body formed by multiple injection molding layers of different injection moldable materials about a central inner contact to form an integral connector body. The connector body is provided with a coaxial dielectric spacer of dielectric polymer surrounding the inner contact; a coaxial inner body of injectable molded metal composition surrounding an outer diameter of the dielectric spacer; and an outer body of polymer surrounding the inner body. A range of different coupling bodies compatible with the connector body may also be formed via injection molding to provide connectors compatible with a range of different coaxial cable configurations.Type: GrantFiled: August 14, 2008Date of Patent: October 27, 2009Assignee: Andrew LLCInventor: Kendrick Van Swearingen
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Publication number: 20090232594Abstract: A cable assembly apparatus for coupling a connector to a cable having a base supporting an interface pedestal dimensioned to receive the connector; an inductor coil coupled to an inductor coil actuator operable to move the inductor coil between a load position and an operation position proximate the interface pedestal; a grip clamp operable by a clamp actuator to move between an open position and a closed position above the interface pedestal; and a temperature sensor configured to read a temperature proximate the interface pedestal. A method for using the apparatus retains the pre-assembled connector and cable in an aligned orientation for controlled heating by the induction heater to heat a solder preform to solder the connector to an outer conductor of the cable.Type: ApplicationFiled: March 12, 2008Publication date: September 17, 2009Applicant: COMMSCOPE, INC. OF NORTH CAROLINAInventors: Raymond H. Ng, James B. Davis, Jim Carlock, Mike Quinlan, Rich Gudgel
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Patent number: 7565740Abstract: A method of preparing the end of a coaxial cable for insertion within a coaxial cable connector involves stripping the cable jacket from the end of the cable, and reducing the outer diameter of the cable jacket portion lying adjacent the stripped portion of the jacket to a relatively constant reduced diameter. The reduced diameter portion of the cable jacket can then be reliably sealed to the back nut of the coaxial connector by an O-ring. A related preparation tool is disclosed for simultaneously stripping the cable jacket from the end of the cable, and reducing the outer diameter of the cable jacket portion lying adjacent the stripped portion, as the tool is rotated about the end of the coaxial cable. The tool may also serve to remove a portion of the outer conductor, as well as a coring member to remove dielectric surrounding the inner conductor of the cable.Type: GrantFiled: December 1, 2004Date of Patent: July 28, 2009Assignee: Corning Gilbert Inc.Inventor: Jimmy C. Henningsen
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Publication number: 20090183897Abstract: A cable for the ultra high-speed communication of high-frequency signals. The cable includes a longitudinal conductor and an insulator sheath at least partially covering the longitudinal conductor. The cable further includes an inner conductive sheath disposed about an outer periphery of the insulator sheath and an outer insulator jacket disposed about an outer periphery of the inner conductive sheath. The insulator sheath is manufactured from a high-purity fluorinated ethylene propylene.Type: ApplicationFiled: June 12, 2008Publication date: July 23, 2009Applicant: TEMP-FLEX CABLE, INC.Inventors: KENNETH PLOURDE, RONALD POKLEMBA, JEFFREY GASEK
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Publication number: 20090158584Abstract: A termination for a multi-conductor cable is made by providing a metal structure that includes a plurality of parallel but spaced apart fingers that are joined together by a connecting member adjacent at least one end of each finger. Each of the conductors in the cable is connected to a respective one of the fingers at a location that is spaced from the connecting member. The cable and the fingers are then over-molded with an insulating material where the conductors are connected to the fingers. This over-molding leaves a portion of the length of each finger exposed. The connecting member is then severed and removed.Type: ApplicationFiled: December 20, 2007Publication date: June 25, 2009Inventor: Christopher D. Prest
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Publication number: 20090139084Abstract: A method for forming an armored cable assembly includes: forming an armor sheath using an armor sheath forming apparatus, the armor sheath defining a sheath passage; forcibly feeding a transmission cable into the sheath passage upstream of an exit capstan to provide an excess length of the transmission cable in the armor sheath upstream of the exit capstan; and drawing the armor sheath downstream of the armor sheath forming apparatus using the exit capstan.Type: ApplicationFiled: November 30, 2007Publication date: June 4, 2009Inventors: Robert Brian Franklin, Jimmy Dameron
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Publication number: 20090120662Abstract: A multi-coaxial cable assembly of the present invention includes a multi-coaxial cable in which a plurality of coaxial cables having insulators, external conductors, and jackets on an outer periphery of center conductors are arranged in parallel; inclined cross sections formed on the end part of the multi-coaxial cable in such a manner as exposing the center conductors and the external conductors of the coaxial cables; and a wiring board or a connector having a wiring pattern to which the center conductors and the external conductors of the coaxial cables exposed on the inclined cross sections are directly connected.Type: ApplicationFiled: November 12, 2008Publication date: May 14, 2009Inventor: Kotaro TANAKA
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Patent number: 7508079Abstract: In a method of manufacturing a circuit substrate of the present invention, a first through hole is formed in a semiconductor substrate and a first insulating layer is formed on the entire surface of the semiconductor substrate, and then first wiring layers connected to each other via an outer through conducting portion provided on the inner surface of the first through hole are formed on both sides of the semiconductor substrate, and then a second insulating layer is formed which covers the first wiring layers on both sides of the semiconductor substrate and the outer through conducting portion on the inner surface of the first through hole, the second insulating layer has a structure in which a second through hole is provided in a central portion of the first through hole, and then second wiring layers connected to each other via an inner through conducting portion provided in the second through hole are formed on the second insulating layer on both sides of the semiconductor substrate.Type: GrantFiled: July 5, 2006Date of Patent: March 24, 2009Assignee: Shinko Electric Industrial Co., Ltd.Inventor: Mitsutoshi Higashi
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Publication number: 20090071687Abstract: A medical device lead is presented. The lead includes one or more jacketed conductive elements. The jacket comprises one or more covers. A first cover of expanded polytetrafluoroethylene (ePTFE) is in direct contact with the at least one conductive element. At least one conductive element and a ePTFE cover are coiled. The coiled conductive element can substantially retain its original coiled shape.Type: ApplicationFiled: September 15, 2008Publication date: March 19, 2009Inventors: Gregory A. Boser, Kevin R. Seifert
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Publication number: 20090056122Abstract: A system (10) for simultaneously introducing a cable (11) and another item (21) into a conduit (12) includes a pushing machine (13) and an air blower (15) which introduces the cable (11) into the conduit (12). The conduit (12) is split near the pushing machine (13) so that the item (21) may be attached to the cable (11) by means of an attachment device (25) carried by a bullet head (23) at the leading end of the cable (11). Alternatively, a projectible (35) may be attached to the leading end of the cable (11) and the item (21) may be attached at the junction of the cable (11) and projectile (35). A block (18) then connects the split ends (16, 17) of the conduit (12), and the cable (11) and other item (21) may then be moved together through the conduit (12) by the pushing machine (13) and air blower (15) which moves air against the projectile (35) to assist such movement.Type: ApplicationFiled: June 17, 2008Publication date: March 5, 2009Inventor: Jerry L. Allen
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Patent number: 7497010Abstract: A coaxial cable is provided with a specially prepared precoat layer that facilitates removal of the precoat layer when the end of the cable is cored in preparation for receiving a connector. The cable includes an inner conductor; a foam polyolefin dielectric layer surrounding the inner conductor; an outer conductor surrounding said dielectric layer; and a precoat layer disposed between the inner conductor and the dielectric layer. The precoat layer forms a first bond interface with the inner conductor and a second bond interface with the dielectric layer, wherein the ratio of the axial shear adhesion force of the first (“A”) bond to the axial shear adhesive force of the second (“B”) bond is less than 1, and wherein the ratio of the axial shear adhesion force of the “A” bond formed by the precoat layer between the inner conductor to the dielectric layer to the rotational shear adhesion force of the bond is 5 or greater.Type: GrantFiled: January 18, 2006Date of Patent: March 3, 2009Assignee: CommScope Properties LLCInventors: Michael Damon Gialenios, Randy James Minton, Donald Roger McDaniel, II
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Publication number: 20090038149Abstract: A method of forming at least a portion of a cable comprises providing at least one conductor, extruding at least an inner layer of polymeric insulation over the at least one conductor to form a cable conductor core, embedding a plurality of conductors into the inner layer of the cable conductor core, and extruding an outer layer of polymeric insulation over the cable conductor core and the plurality of conductors and bonding the inner layer to the outer layer to form the cable and provide a contiguous bond between the inner layer, the conductors, and the outer layer, wherein embedding comprises heating a one of the inner layer and the conductors prior to embedding the conductors into the inner layer.Type: ApplicationFiled: July 31, 2008Publication date: February 12, 2009Inventor: Joseph Varkey
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Patent number: 7478475Abstract: A blindmate interconnect coaxial connector includes a center conductor, a thermally-conductive dielectric surrounding the center conductor, and an outer tubular conductor surrounding the dielectric. The dielectric transfers heat from the center conductor to the outer conductor, and the outer conductor includes heat transfer fins to radiate such heat. The center conductor is formed by first and second halves which mate within the axial bore of the dielectric. The outer conductor is formed of two mating sections. The center conductor and surrounding dielectric are inserted within the first mating section, and the second mating section is then mated with the first section to complete the assembly of the connector.Type: GrantFiled: July 19, 2006Date of Patent: January 20, 2009Assignee: Corning Gilbert Inc.Inventor: Richard D. Hall
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Publication number: 20090014212Abstract: A coaxial cable connector comprising a connector body, a tubular inner post configured to receive a coaxial cable and a clamping member, whereby at least one surface of the coaxial cable connector is coated with microcapsules creating an adhesive material. An adhesive layer is pre-applied to defined components of the coaxial cable connector in their pre-assembled configuration to avoid increased labor for the connector installer and to ensure a minimal but uniform layer of the microencapsulated adhesive is present on the desired connector components. When the coaxial cable is inserted into and clamped within the coaxial cable connector, the microcapsules are ruptured by the resulting pressure. This results in an adhesive bond forming between the coaxial cable and the connector to create a secure, mechanical bond and moisture seal.Type: ApplicationFiled: July 13, 2007Publication date: January 15, 2009Inventor: Stephen P. Malak
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Patent number: 7470133Abstract: A coaxial switching jack with a pair of coaxial assemblies mounted within a housing having a pair of front cable connection locations is disclosed. The coaxial assemblies each include a center conductor and an outer shield conductor. The center conductors are connected by a first spring and the shell conductors are connected by a second spring. Insertion of a coaxial cable connector within one of the front cable connection locations deflects the springs from the corresponding coaxial assembly and disconnects the center and shell conductors of the two assemblies. The jack may also be configured to provide an electrical connection between the center and shell conductors of the second coaxial assembly if a coaxial cable connector is inserted within the first coaxial assembly. The connection between the center and shell conductors of the second coaxial assembly may be through a resistor assembly allowing for selection of a desired electrical impedance.Type: GrantFiled: July 16, 2007Date of Patent: December 30, 2008Assignee: ADC Telecommunications, Inc.Inventors: M'hamed Anis Khemakhem, Cyle Petersen
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Patent number: 7469470Abstract: A cable comprises at least two cores stranded together, an expanded inner jacket layer, a substantially circular metallic armor partially contacting the inner jacket to form unfilled interstices outside the inner jacket, and a polymeric outer jacket. The expanded inner jacket substantially takes the shape of the periphery of the stranded cores, providing a non-circular cross section for the expanded inner jacket. A method of producing a cable comprises providing at least two cores, expanding a polymeric material, extruding the expanded polymeric material around the cores, and allowing the expanded polymeric material to collapse onto the cores. A substantially circular metallic armor is applied, resulting in a plurality of unfilled voids between the inner jacket and the metallic armor. An outer jacket is extruded on the metallic armor.Type: GrantFiled: November 16, 2006Date of Patent: December 30, 2008Assignee: Prysmian Cavi e Sistemi Energia S.R.L.Inventors: Daniel Cusson, Paul Cinquemani, Paolo Veggetti, Marco Frigerio, Alberto Bareggi
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Publication number: 20080313892Abstract: The invention relates to a process for preparing an end of a cable, especially a coaxial cable with an outer conductor, especially a braided outer conductor, for installing a plug-in connector, the outer conductor being exposed at the end of the cable, flared radially and bent back over a predetermined length in the axial direction away from the end of the coaxial cable. In the process, for flaring purposes, the outer conductor has a radial force applied to it over at lest part of the circumference of the cable.Type: ApplicationFiled: May 19, 2006Publication date: December 25, 2008Applicant: ROSENBERGER HOCHFREQUENZTECHNIK GMBH & CO. KGInventor: Walter Baldauf
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Patent number: 7467463Abstract: An end portion processing apparatus for processing an end portion of a shielded wire in which part of an outer sheath has been removed such that an exposed braid disposed between an inner sheath and the outer sheath extends from a distal end of the outer sheath, includes a wire clamp portion which positions the end portion of the shielded wire in an open condition of the wire clamp portion, and clamps the end portion of the shielded wire, a pair of claw portions which strikes against the exposed braid radially thereof at the clamped end portion of the shielded wire to expand the end portion of the braid, a first pipe portion which is disposed in a standby position on a line of extension of the clamped end portion of the shielded wire, and is fitted onto an outer periphery of the inner sheath, a second pipe portion which is provided on an outer periphery of the first pipe portion in concentric relation thereto, and is slid toward the shielded wire to fold back the expanded braid on the outer sheath, and a contType: GrantFiled: January 24, 2007Date of Patent: December 23, 2008Assignee: Yazaki CorporationInventor: Masaki Matsuoka
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Publication number: 20080308293Abstract: A cable for high speed data communications and methods for manufacturing such cable are disclosed, the cable including a first inner conductor enclosed by a first dielectric layer and a second inner conductor enclosed by a second dielectric layer. The cable also includes conductive shield material wrapped in a rotational direction at a rate along and about the longitudinal axis around the inner conductors and the dielectric layers, including overlapped wraps of the conductive shield material along and about the longitudinal axis, the conductive shield material having a variable width. Transmitting signals on the cable including transmitting a balanced signal characterized by a frequency in the range of 7-9 gigahertz on the cable.Type: ApplicationFiled: June 13, 2007Publication date: December 18, 2008Applicant: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Bruce R. Archambeault, Moises Cases, Samuel R. Connor, Daniel N. de Araujo, Bhyrav M. Mutnury
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Publication number: 20080271909Abstract: Described is an insulated non-halogenated, heavy metal free vehicular cable comprising an inner core of a copper based metal wire having a cross sectional area of at least about 0.1 mm2, and an outer insulation, covering the length of the inner core, comprised of a thermoplastic polyphenylene ether composition that has no halogen or heavy metal added thereto, the insulated cable capable of meeting the testing standard ISO 6722.Type: ApplicationFiled: June 24, 2008Publication date: November 6, 2008Inventors: Raman V. Chiruvella, Leonard A. Weiner, Eugene W. Yeager, Daniel T. Quinlan, Paul J. Pawlikowski, Edward L. Monroe, Bruce D. Lawrence
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Publication number: 20080263859Abstract: A coaxial connector crimping component connects to a hand tool body to form a hand tool. The hand tool is used for crimping together a coaxial cable and a coaxial terminal. The coaxial connector crimping component has a plurality of crimping areas. One of the crimping areas is connected to the hand tool body, and at least one of the crimping areas can be alternatively connected to the hand tool body.Type: ApplicationFiled: July 26, 2007Publication date: October 30, 2008Inventors: Chih-Lang Wang, Hsing-Chieh Ho
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Publication number: 20080235945Abstract: The present invention relates to a method of properly connecting respective shields in a plurality of extra fine coaxial wires via a common conductive member. The plurality of coaxial wires having the shields that are partially exposed is arranged in parallel. A metal adhesive material is placed on the respective shields in the coaxial wires and is melted by being irradiated with laser light. Then, the respective shields are connected electrically via the common conductive member when the common conductive member is placed on the melted metal adhesive material.Type: ApplicationFiled: March 27, 2008Publication date: October 2, 2008Applicant: Sumitomo Electric Industries, Ltd.Inventor: Kazuo Nakamae
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Publication number: 20080194142Abstract: An annular corrugated solid outer conductor coaxial cable electrical connector with an integral spring finger nut telescopically coupled via threads to the cable end of a body. A nut bore in the spring finger nut dimensioned to receive the outer conductor therethrough. A plurality of spring fingers around the periphery of the interface end of the nut bore, projecting towards the interface end, the spring fingers provided with an inward projecting bead at the interface end. the interface end of the spring fingers initially deflectable into an annular groove open to the interface end between the spring fingers and an outer diameter of the spring finger nut.Type: ApplicationFiled: February 8, 2007Publication date: August 14, 2008Applicant: ANDREW CORPORATIONInventor: James Wlos
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Publication number: 20080189940Abstract: A data communication cable can comprise multiple pairs of twisted conductors within an outer jacket. A shielding can be disposed between the conductors and the outer jacket. The shielding may be an asymmetrically clad alloy steel (ACAS) tape wherein the copper cladding of the shield is thicker on a first side and thinner on a second side. When the tape is positioned between the conductors and the jacket, the thicker copper layer can be positioned adjacent to the conductors. The thicker copper layer can reduce the capacitive coupling between the conductors and the steel layer of the shielding tape without the added expense of an inner jacket or increased insulation thickness between the conductors and the shielding tape. The tape may also reduce lightning noise and other electromagnetic interference. Additionally, copper layers of the tape can help prevent corrosion of the inner steel layer.Type: ApplicationFiled: February 14, 2007Publication date: August 14, 2008Applicant: Superior Essex Communications LPInventor: James S. Tyler
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Publication number: 20080191817Abstract: Provided are three-dimensional microstructures and their methods of formation. The microstructures are formed by a sequential build process and include microstructural elements which are mechanically locked to one another. The microstructures find use, for example, in coaxial transmission lines for electromagnetic energy.Type: ApplicationFiled: December 28, 2007Publication date: August 14, 2008Applicant: Rohm and Haas Electronic Materials LLCInventors: David W. Sherrer, Christopher A. Nichols, Shifang Zhou
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Publication number: 20080184553Abstract: A method of making a coaxial cable assembly is disclosed, the assembly comprising a coaxial cable and a connector, or connector termination, on at least one end of the cable. A connector, comprised of connector components, is also disclosed. The method comprises placing connector components into contact with the cable before the connector components are assembled into a connector. The connector is assembled simultaneously with securing the connector to the cable to make a coaxial cable assembly. A method of preparing coaxial cable in a manner suitable for making coaxial cable assemblies is also disclosed. The coaxial cable assembly can be a jumper, or a lead.Type: ApplicationFiled: April 2, 2008Publication date: August 7, 2008Inventors: Donald Andrew Burris, William Bernard Lutz, Kenneth Steven Wood
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Patent number: 7405638Abstract: Provided are coaxial waveguide microstructures. The microstructures include a substrate and a coaxial waveguide disposed above the substrate. The coaxial waveguide includes: a center conductor; an outer conductor including one or more walls, spaced apart from and disposed around the center conductor; one or more dielectric support members for supporting the center conductor in contact with the center conductor and enclosed within the outer conductor; and a core volume between the center conductor and the outer conductor, wherein the core volume is under vacuum or in a gas state. Also provided are methods of forming coaxial waveguide microstructures by a sequential build process and hermetic packages which include a coaxial waveguide microstructure.Type: GrantFiled: December 12, 2006Date of Patent: July 29, 2008Assignee: Rohm and Haas Electronic Materials LLCInventors: David W. Sherrer, John J. Fisher
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Patent number: 7395592Abstract: An apparatus for processing of an electrical connection terminal for a coaxial cable, wherein the processing is automated and further laborsaving can be achieved in the processing operation. The apparatus comprises a tool means 11 for axially stripping an outer-side insulator layer 5 in a terminal portion of a coaxial cable 1 by a predetermined length and supporting the stripped terminal portion of the coaxial cable, a turn means for tilting an axis Ax1 of the tool means by an angle of ? degrees with respect to an axis Ax2 of the coaxial cable to thereby turn the tool means, and an advancing/retreating means for advancing/retreating the tool means on the axis of the coaxial cable, wherein a clearance is provided between an inner-side insulator layer 3 and a mesh-type conductor layer 4 by turning the tool means using the turn means to thereby expand the mesh-type insulator layer into a conical shape 6.Type: GrantFiled: September 13, 2002Date of Patent: July 8, 2008Assignee: Meiyu-Giken Co., Ltd.Inventor: Hiroshi Matsumura
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Publication number: 20080139047Abstract: An expanding contact used within a cable connector to make a solid connection with a hollow center conductor of a coaxial cable includes two pieces, a pin and a guide. The pin includes a plurality of slots which form a like plurality of fingers, while the guide includes a plurality of tabs which fit into the plurality of slots. Ends of the fingers include a ramped portion which interacts with a ramped portion of the guide. When the pin is pushed against the guide, the fingers are pushed outward because of the ramped portions of the fingers sliding against the ramped portion of the guide. Before the ends are pushed outward, the pin/guide combination can slide easily into and out of the hollow center conductor, but when the fingers are pushed outward, the fingers make a substantial interference fit with the inner walls of the hollow center conductor.Type: ApplicationFiled: December 8, 2006Publication date: June 12, 2008Inventor: Noah Montena
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Patent number: 7383631Abstract: A method of fabricating an antenna connector is provided. The components of the antenna connector are mechanically assembled in an automatically operated workstation to effectively eliminate the labor/time consuming assembly process requiring assembly by hand as in the case of the prior art. The electrical connection between the coaxial cable and the terminal can be ensured and also the coaxial cable can be effectively secured to the housing so that the coaxial cable may not come loose. Thus, it is not only possible to effectively increase the production throughput, but also the reliability of the antenna connector may be effectively promoted.Type: GrantFiled: October 12, 2005Date of Patent: June 10, 2008Inventor: Shin-Shun Kao
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Patent number: 7371112Abstract: A method of making a coaxial cable assembly is disclosed, the assembly comprising a coaxial cable and a connector, or connector termination, on at least one end of the cable. A connector, comprised of connector components, is also disclosed. The method comprises placing connector components into contact with the cable before the connector components are assembled into a connector. The connector is assembled simultaneously with securing the connector to the cable to make a coaxial cable assembly. A method of preparing coaxial cable in a manner suitable for making coaxial cable assemblies is also disclosed. The coaxial cable assembly can be a jumper, or a lead.Type: GrantFiled: August 4, 2006Date of Patent: May 13, 2008Assignee: Corning Gilbert Inc.Inventors: Donald Andrew Burris, William Bernard Lutz, Kenneth Steven Wood
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Publication number: 20080078244Abstract: A spacer element for a spacer for a coaxial inner conductor for a measuring device is stated. The spacer element comprises a plate with a circular outside contour and a U-shaped incision, wherein the circular outside contour comprises an external radius, and wherein the U-shaped incision comprises a semicircular region with an internal radius. Furthermore, the plate comprises a surface region, wherein the outside contour and the U-shaped incision are designed such that when at least two spacer elements are arranged such that the circular outside contours are essentially in alignment and such that in each case a surface region of one plate rests against a surface region of the other plate, a spacer with a circular opening is formed, which opening comprises the internal radius of the semicircular region. In this arrangement the outside contour and the opening form concentric circles.Type: ApplicationFiled: September 14, 2007Publication date: April 3, 2008Inventor: Juergen Dietmeier
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Patent number: 7350291Abstract: A method for stringing a conductive element through a hollow sheath to assemble an electrical cable is provided by injecting compressed gas into the sheath to propel the conductive element therethrough. The conductive element is loaded into a closed channel in fluid communication with a source of compressed gas. A first end of the channel terminating in a needle is inserted into the sheath. The sheath is sealed around the needle and secured into position. Compressed gas, for example, air or nitrogen, is injected in pulses into the channel towards the sheath. The compressed gas radially expands the sheath and forms an air bearing on an inner surface of the sheath. The conductive element is propelled through the sheath over the air bearing. Upon removal of the pressurized gas, the sheath contracts to a normal position to secure the conductive element therein.Type: GrantFiled: June 30, 2005Date of Patent: April 1, 2008Assignee: Cardiac Pacemakers, Inc.Inventors: Edgardo Ortiz Negron, Victor Torres Serrano
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Publication number: 20080024297Abstract: The present invention provides an inexpensive security sensor cable, a method for manufacturing of same and an overall security system for using that sensor cable. The sensor cable consists of a central conductor, an air separator, a polyethylene dielectric tube, an outer conductor and an outer protective jacket. The central conductor is loosely centered in the coaxial cable and thus freely movable relative to the dielectric tube. The sensor cable has application either in a passive sensing system or in an active ranging sensing system to determine the location of an intrusion along the cable. For the passive sensing function, when the center conductor moves, it contacts a suitable dielectric material from the triboelectric series, such as polyethylene, which can be processed to produce a charge transfer by triboelectric effect that is measurable as a terminal voltage.Type: ApplicationFiled: July 28, 2004Publication date: January 31, 2008Applicant: Senstar-Stellar CorporationInventors: Melvin C. Maki, Robert Keith Harman
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Patent number: 7316063Abstract: A method of fabricating a substrate is disclosed. Apertures are formed in a substrate blank. A conductive layer is formed on opposing surfaces of the substrate, as well as inside the apertures. Conductive elements are defined on one or both opposing surfaces by masking and etching. Additional layers of conductive materials may be used to provide a barrier layer and a noble metal cap for the conductive elements. The methods of the present invention may be used to fabricate an interposer for use in packaging semiconductor devices or a test substrate. Substrate precursor structures are also disclosed.Type: GrantFiled: January 12, 2004Date of Patent: January 8, 2008Assignee: Micron Technology, Inc.Inventors: Warren M. Farnworth, Steven M. McDonald, Nishant Sinha, William M. Hiatt
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Publication number: 20070277371Abstract: Methods and tools to mount a cable connector to a coaxial cable are disclosed. An illustrated example tool includes an opening to enable viewing into a cable connector mounted on the tool to determine the position of an inner dielectric insulator of the coaxial cable relative to the connector without removing the connector from the tool.Type: ApplicationFiled: June 5, 2006Publication date: December 6, 2007Inventors: Steven M. Wollmershauser, Yolius Diroo, Edward Walter
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Patent number: 7299550Abstract: In addition to the single molded part incorporating features of the conventional nut, sealing member and body, the connector includes a post and a hollow compression sealing ring. The post includes an integrally formed stem and flange portions, with the compression ring axially movable upon the body and including a tapered surface which applies a radially inward force to the body, compressing the cable and providing tight frictional engagement of the connector and cable. When in its fully installed position, the axial length of the ring is sufficient to entirely enclose the unitary body and nut, preferably having an interference fit with the outer surface of the nut portion, thus locking and sealing the connector threads to the equipment port. The compression ring is preferably of metal to shield the internal plastic parts of the connector from UV rays.Type: GrantFiled: September 2, 2005Date of Patent: November 27, 2007Assignee: John Mezzalingua Associates, Inc.Inventor: Noah Montena
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Patent number: 7299549Abstract: A guide for inserting the prepared end of a coaxial cable into the cylindrical post of an end connector of a coaxial cable. The guide is an elongated member that is fabricated of a resilient material having a plurality flat sides that come together at equal angles to form a number of corners. The bisectors of the corner angles all cross at the central axis of the guide with the length of each bisector between the center axis and the corner being substantially equal to or greater than the inside radius of the post. A central slot passes axially through the guide and a slit passes radially through one side wall of the guide to form an entrance that opens into the slot.Type: GrantFiled: December 10, 2004Date of Patent: November 27, 2007Inventor: Noah Montena
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Patent number: 7293357Abstract: The invention describes, in combination, a pin and a pin holding device and discloses a method for electrically and mechanically connecting the stranded center conductor of a microcoaxial cable to the pin without the use of traditional soldering or crimping methods. The invention allows a cable installer to connect an end of a microcoaxial cable having a stranded center conductor to a male coaxial cable connector which requires a solid center conductor such as a pin for greatest reliability. The invention provides a stranded conductor to solid wire adaptor. In a preferred embodiment, the invention utilizes a twist-wirelock section to affix a stranded wire center conductor to a solid pin.Type: GrantFiled: February 3, 2005Date of Patent: November 13, 2007Inventor: Michael Holland
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Publication number: 20070251085Abstract: A compression tool for connecting a cable fitting to the end of a cable includes a plunger having a chuck at one end together with an extension member releasably connected to the end of the chuck and aligned with enlarged recesses in spaced guideways, dies on the tool can be expanded to permit insertion of the connector fitting and cable into engagement with the end of the chuck or the extension member and contracted to apply a uniform crimpina force to the fitting in response to axial force applied to the chuck, and the spaced guideways have angled guide slots to correlate the advancement of the dies with the effective length of the chuck to cause the cable fitting to be contracted into crimping engagement with the end of the cable; and a special cable fitting is provided for smaller cables to compensate for the difference in diameter between standard cables and the smaller cables.Type: ApplicationFiled: March 9, 2007Publication date: November 1, 2007Inventors: Randall A. Holliday, Robert M. Parker
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Patent number: 7269896Abstract: A method and apparatus for connecting a plurality of coaxial cables to a printed circuit board in a compact connector. The apparatus is generally comprised of a flexible carrier, means for attaching the cable to the flexible carrier, a conductive base plate and a rigid beam providing pressure such that the electrical contact between the coaxial cable and the printed circuit board is maintained. The method generally comprises the steps of stripping the coaxial cables, bonding the coaxial cable to a flexible carrier, positioning the coaxial cables over traces of a printed circuit board providing pressure such that electrical contact is maintained between the cables and the printed circuit board.Type: GrantFiled: August 19, 2004Date of Patent: September 18, 2007Assignee: GE Medical Systems Global Technology Company, LLCInventors: Stephen D. Edwardsen, Alphonse L. Bron, Jon Ronander, Dag Jordfald
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Patent number: 7266886Abstract: The invention relates to a method of continuously fabricating a coaxial cable in which ring-shaped corrugations are imparted to a conductor of the cable in a corrugator. The corrugator is made to operate at constant speed.Type: GrantFiled: December 18, 2002Date of Patent: September 11, 2007Assignee: Acome Societe Cooperative de TravailleursInventors: Thierry Estienne, Gérard Besnier, Jean-Paul Duc
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Patent number: 7251881Abstract: A method for delivering a geometric type stress relief element to a terminated electrical cable is provided. The cable contains a conductor surrounded by at least one coaxial layer of insulator, semiconductor, grounded wires and cable jacket. First, the terminated cable is tapered to expose a portion of the conductor so as to protrude beyond the insulation, which protrudes beyond semiconductor, which protrudes beyond the conductive wires. A geometric stress cone is preloaded onto a cold shrink tube. The terminated, tapered cable is inserted into the cold shrink tube. The cold shrink tube is removed and the geometric stress cone collapses onto the tapered cable. The cable is rated for supplying high voltage.Type: GrantFiled: October 14, 2004Date of Patent: August 7, 2007Assignee: 3M Innovative Properties CompanyInventors: Nga K. Nguyen, Todd H. Richardson, William L. Taylor, Ming Zhang
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Patent number: 7237336Abstract: A method of manufacturing a cable assembly using stranded cable material. A manufacturing jacket is placed over the cable to hold the strands in a desired state. A length of jacketed cable is then cut to a desired length. Appropriate terminations are slipped over the manufacturing jacket on the cable's first end, its second end, or at some intermediate point. For a typical type of termination, a short portion of the manufacturing jacket is stripped away at the point of termination to expose the strands. After the terminations are placed in the appropriate position, potting compound or other mechanical means are typically applied to lock the terminations to the exposed lengths of strands. A completed cable assembly is thus created. However, the presence of the manufacturing jacket, while highly desirable for manufacturing, is often undesirable for end use.Type: GrantFiled: August 21, 2003Date of Patent: July 3, 2007Assignee: Bright Technologies, LLCInventor: Richard Vest Campbell
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Patent number: 7228625Abstract: An intermediate portion of the outer insulation of a shielded electrical cable is removed near an end of the cable. A remaining small segment of the outer insulation at the cable end is moved axially inward along the cable to bunch up an exposed conductive braid of the cable. The bunched up braid is pinched to form a flattened, bell-shaped element on two opposite sides of inner conductive wires of the cable. The inner wires are attached to electrical terminals and the terminals are inserted into an insulator mounted within a conductive connector shield. The flattened elements are simultaneously aligned between opposite crimp arms extending from sides of the connector shield. The arms are crimped onto the flattened elements using an ultrasonic/vibration type crimping process or a shear lock crimping process. Since the flattened braid elements extend away from the cable, the crimping process is offset from the inner wires.Type: GrantFiled: July 12, 2006Date of Patent: June 12, 2007Assignee: Yazaki North America, Inc.Inventor: Arkady Y. Zerebilov
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Patent number: 7219424Abstract: A method for the repair of the overbraid for metal overbraided wiring harness is provided. The method requires no special wiring harness design, uses readily available materials and can be accomplished without removing the wiring harness. The method involves trimming around the damaged area, spreading the braid to expose a repair area, covering the repair area with a metal cover and then covering the repair area with wire screen mesh. Finally, the mesh is secured onto the wiring harness. Also provided is a metal overbraid wiring harness having been repaired with the method of the present invention.Type: GrantFiled: March 11, 2004Date of Patent: May 22, 2007Assignee: Honeywell International, Inc.Inventors: Tony Kolberg, William D. Scarry
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Patent number: 7188406Abstract: Disclosed are methods of manufacturing electrical cables. In one embodiment of the invention, method for manufacturing a wellbore cable includes providing at least one insulated conductor, extruding a first polymeric material layer over the insulated conductor, serving a first layer of armor wires around the polymeric material and embedding the armor wires in the first polymeric material by exposure to an electromagnetic radiation source, followed by and extruding a second polymeric material layer over the first layer of armor wires embedded in the first polymeric material layer. Then, a second layer of armor wires may be served around the second polymeric material layer, and embedded therein by exposure to an electromagnetic radiation source. Finally, a third polymeric layer may be extruded around the second layer of armor wires to form a polymeric jacket.Type: GrantFiled: April 29, 2005Date of Patent: March 13, 2007Assignee: Schlumberger Technology Corp.Inventors: Joseph P. Varkey, Byong Jun Kim
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Patent number: 7178226Abstract: An electrician's tool generally comprises a plate having a hole formed therein, the hole defined by an inner edge. The edge includes means for safely sliding wire through the hole and past the edge. In one embodiment the means for safely sliding the wire includes at least one roller rotatably positioned adjacent the inner edge for safely sliding the wire past the edge. In another embodiment of the invention, the means for safely sliding comprises a round bar or curled inner edge providing a curved surface for safely sliding the wire across the edge.Type: GrantFiled: November 28, 2001Date of Patent: February 20, 2007Inventor: James C. Manning