Abstract: A grounding clip having a generally U-shape spring clamp having first and second opposing walls extending from a curved base portion thereof, the first and second walls each having a leading edge portion opposite the curved base portion. The spring clamp is fastenable to a panel with the curved base portion disposed over the panel edge, the first wall of the spring clamp adjacent one side of the panel and the second wall thereof adjacent the other side of the panel. A wire fastening member, preferably the crimping type, extends from first wall of the spring clamp between the curved base portion of the spring clamp and the leading edge portion thereof. When the spring clamp is fastened to the panel, the wire fastening member and wire fastened thereto are adjacent the corresponding side of the panel and spaced apart from the panel edge, whereby only the curved base portion of the grounding clip protrudes beyond the panel edge.

Abstract: An electric module which includes a printed circuit board and at least one electrical subassembly arranged thereon is disposed within a metallic housing and is grounded to the metallic housing by way of a wire bridge which extends transversely across a cutout disposed in the printed circuit board. The metallic housing is integrally connected to a contact tongue which extends through the cutout and the printed circuit board before engaging the wire bridge. The wire bridge connects one side of the printed circuit board to a ground conductor track disposed on the opposing side of the printed circuit board. Preferably, the contact tongue includes two closely spaced contact elements that are spaced apart for frictionally receiving the wire bridge therebetween.

Abstract: A contact system is disclosed that comprises a metal contact disposed in a dielectric body. The dielectric body is disposed in a printed circuit board depression and the metal contact has at least one folded section that makes electrical contact with the printed circuit board. The inventive contact system is particularly useful for EMI and ESD control in peripheral cards such as PCMCIA cards.

Abstract: An electrical connector includes a shell, an insert arranged at least partially inside the shell, a contact supported by the insert, and a removable pin for connecting the contact to an inside surface of the shell. The connector is assembled by mounting the ground contact in the insert so that the a receiving hole in the insert is aligned with the pin receptacle on the ground contact. The pin is the slid through the pin receiving hole and into the pin receptacle before the shell is slid over the pin so that the pin abuts an inside surface of the shell and connects the contact to the shell.

Abstract: An assembly for selectively grounding one or more contacts of a connector includes an elongate ground insert having a resilient outer periphery for fixing and electrically connecting the ground insert to an inner wall of a rear portion of the connector, the ground insert including an inner wall forming a perimeter around and spaced from all of the back portions of the contacts of the connector, while the ground insert is fixed to and within the rear portion. The assembly includes an elongate grounding leg fastenable to an upper rim of the ground insert, the grounding leg including first and second spaced ends for respectively engaging the ground insert and a back portion of a selected contact to be grounded, to thereby electrically connect the selected contact to the rear portion through the grounding leg and the ground insert.

Abstract: An electrical connector (10) comprises a housing (11) having a receiving aperture (16) for receiving the ground pin of a mating connector and a ground terminal (13) having a U-shaped attaching section (13A), a contact tongue (13B) extending from an end of the attaching section (13A), and a connection section (13C) extending from the other end of the attaching section (13A), with the attaching section (13A) attached to the edge of the receiving aperture (16) such that the contact section (13B) is positioned inside the receiving aperture (16) and the connection section (13C) is outside the housing (11).

Abstract: A plug connector (A) comprises a connector housing (1A) having a plugging section (2) with an end face (6) having at least one contact (9) forming a connector body (1), left and right shields (19A, 19B) put into left and right shield insertion slots (12A, 12B), a linking piece (20) cut off to separate the left and right shields to mount a shield member (18) in the connector body.

Abstract: An electronic card connector includes an insulative housing fixed in a casing of an electronic card with an outer face thereof exposed through an opening defined in the casing. The housing defines a slot for receiving a mating connector and retains a plurality of contact elements therein for electrically engaging with the mating connector. A pair of deflectable arms extend into the slot. Each arm resiliently supports a barb for engaging with and retaining the mating connector in the slot. A third arm is formed on a bottom side of the slot and supports a tab for engaging with the mating connector. A shielding member is positioned on and attached to the housing with two J-shaped end sections of the shielding member fit over two end blocks of the housing. The shielding member has two inclined resilient arms engaging with a flange of the casing thereby retaining and electrically grounding the connector.

Abstract: For use with a flexible cable having a central current carrying electrical conductor, a symmetrical layer of insulation concentrically surrounding the central conductor, a symmetrical circumferential layer of shielding conductor surrounding the layer of insulation, and a symmetrical outer sheath of insulation surrounding the shielding conductor, a wiring system formed of a fitting of conductive material having a passageway therethrough that receives the flexible cable, a short length shield connector of bare conductive metal having a first portion inserted through an opening in the flexible cable outer sheath of insulation to conductively engage the cable circumferential layer of shielding conductor and having a second portion that remains exterior of the flexible cable outer sheath of insulation; and a short length electrically conductive tubular ground ring slidably received on the cable and overlying a portion of the shield connector, the ground ring being crimpable whereby when crimped it securely engages

Abstract: An electrical connector of the present invention comprises an insulative housing, a plurality of grounding contacts and a plurality of shells. Each contact comprises an engaging portion forming an S-shaped spring arm punched out of a plane thereof and bent backward and extending in a longitudinal direction. The spring arm of the contact resiliently interferingly fits with a distal end of a retention tab of the shell, in such manner that the grounding contacts can easily connect with shells to produce effective shielding.

Abstract: A PC card is mounted with the connector on the card side at the connector mounting receptacle thereof, and the ground electrode is provided at an upper side thereof. Further, the adhesive film on the upper panel side is provided at the interior opposite to the connector on the card side of the upper panel, and the adhesive film on the connector side is provided on the upper surface of the rectangular body of the connector on the card side. The connector on the card side is mounted to the connector mounting receptacle, and upon that the ground electrode and the upper panel are provided at the upper side, and the lower panel is provided at the lower side. By heat pressing with a hot press, the adhesive film on the upper panel side and the adhesive film on the connector side fix the rectangular body of the connector on the card side and the plane part of the ground electrode in a state enhancing intimate contact thereof.

Abstract: A housing configuration for a printed circuit board equipped with components, includes a housing with at least partially metallic housing walls as well as at least one metallic spring profile element. The spring profile element has a first and a second profile leg, which are connected to one another forming an essentially V-shaped profile cross section, and is inserted into a gap region between an edge of the printed circuit board and the housing wall. The first profile leg is connected to a ground terminal of the printed circuit board, and the second profile leg exerts an elastic spreading force as it bears against the housing wall and makes electrical contact with the latter.

Abstract: A ground electrode is disposed between a card-side connector and an upper panel, movably forward or backward in the card insertion direction, the ground electrode including protuberances projecting through the protuberance receiving holes of the upper panel. The ground electrode is energized to move forward in the card insertion direction by means of a torsion spring such that, when the PC card is inserted into a 16-bit card slot corresponding to a predetermined high driving voltage, the protuberances in the protuberance receiving holes are moved backward in the card insertion direction against the spring force of the torsion spring.

Abstract: A shielded connector for connecting a braided covering of a shielded wire to a metallic case of an apparatus, the shielded connector including a connector housing made of metal composed of an attaching section for directly attaching the connector to the metallic case and a cylindrical body. In the shielded connector, a cylindrical conductive short-circuit piece is clamped to the braided covering of the shielded wire, so that the short-circuit piece can be contacted with the connector housing when the shielded wire is inserted into the connector housing, and both can be electrically connected and fixed to each other.

Abstract: The present invention provides for an apparatus for grounding and supporting a circuit board such as a motherboard in the chassis of a computer. The apparatus enables use of either a specially manufactured motherboard or an off-the-shelf motherboard in a standardized chassis. Embodiments of the apparatus provided for use with specially manufactured motherboards allow for grounding and support of the motherboard without the use of conventional fasteners such as screws that require tools for installation and removal.

Abstract: A computer chassis includes a hook extending from a chassis surface. A component board is mounted in the chassis so that the hook extends through a slot in the board. A pair of grounding clips are surface mounted on the board on opposite sides of the slot so that a retainer portion of each clip engages opposite surfaces of the hook. The retainer portions have an opening for surface mounting the clips on the board by a pick-and-place vacuum workpiece.

Abstract: A cable connector in accordance with the present invention comprises a jacket consisting of upper and lower jacket members enclosing the cable connector, a dielectric housing retaining a plurality of terminals in a mating portion for electrically connecting with a mating connector, upper and lower shells for enclosing the housing, and a pair of latching members mounted to opposite sides of the cable connector. Each latching member comprises an elongate resilient bar for engaging with the lower shell, and a latching portion extending beyond the housing for engaging with a shield of a mating connector. A pair of touching tabs extends from opposite free ends of a peripheral wall of the lower shell for contacting the resilient bars of the corresponding latching members.

Abstract: A device for creating an electrically conducting connection for an assembly panel fitted parallel to the rear side in a switch cabinet, to which assembly panel are allocated on at least one side a frame section of a frame, an assembly track or a frame section-type edge of a side wall. Specially designed contact springs and assembly panels ensure that the assembly panel, optionally fitted with a non-conducting surface protection layer, can be fitted simply and with appropriate contacts in a switch cabinet.

Abstract: An electrical contactor assembly (10) has a conductive body (11) with an external thread (12). An electrical contact (14) is electrically coupled via a conductive spring (25) to body (11). A housing (16) is attached to body (11) and has an opening (27) to allow protrusion of an elongate cylindrical conductor (24) of electrical contact (14) having a contact surface (15). An abutment (26) of elongate cylindrical conductor (24) abuts housing (16) for captive location therein and to retain electrical contact (14) in a bore (31) in body (11) against the biasing influence of spring (25). External thread (12) is self-tapping and can be self-drilling.

Abstract: An electrical connector (20) comprises a dielectric housing (21) having front and rear surfaces (21a, 21b). An elongate slot (22) is defined in the rear surface (21b) and a plurality of passageways (23) extends from the slot (22) to the front face (21a). A bridging rib (2) is securely assembled to the elongate slot (22). A plurality of terminals (1) is integrally molded with the bridging rib (2). Each terminal (1) includes a retention portion (1a) integrally molded with the insert. A body portion (1c) extends from the retention portion (1a) and is received in the corresponding passageway (23). A tail portion (1b) extends rearward from the retention portion (1a), wherein the retention portion (1a) includes barbs (1d) exposed from the bridging rib (2) and engaged with an inner wall of the elongate slot (22) when the bridging rib (2) is inserted into the elongate slot (22).

Abstract: An electrical connector comprises an insulative housing, a shell, a number of terminals received in the housing and grounding means attached to the shell and engaging means. The housing comprises a mating surface with a number of terminal receiving passageways defined therein and an adjacent mounting surface perpendicular to the mating surface. One end of each terminal is received in the corresponding passageway of the housing and the other end is bent to extend through the mounting surface for connecting with a circuit board. The grounding means attached to the shell comprises at least a resilient spring finger appropriately bent and warped relative to the mating surface.

Abstract: A connector is provided with a contact that is grounded to a metal shell, which can be constructed at low cost. A grounded contact device (1A) that lies in a passage (10) of a connector housing, has a contact (20A) with a front mating end (3) and a rear terminating end (2) for connecting to a cable wire, the contact device also having a grounding element (9) in the form of a sleeve that lies around the contact and that can be inserted with the contact into the passage. The grounding element has a surrounding part (34) that closely surrounds a flange (8) on the contact, and has a rear portion with slots forming a plurality of tines (44) with a larger outside diameter than the surrounding part. When the contact device is inserted into the passage, the tines are compressed to squeeze the surrounding part of the grounding element tightly against the flange.

Abstract: A resilient conductive coupler electrically couples a conductive housing of a modular transceiver to ground contacts of a printed circuit board. A transceiver carrier is mounted to a printed circuit board and the resilient conductive coupler is selectively positioned and mounted to the printed circuit board so as to make a low impedance electrical connection with ground contact pads of the printed circuit board. The resilient conductive coupler is sized and positioned such that a portion of the coupler wipes the conductive housing of the transceiver as the transceiver is slidably inserted into the carrier. The coupler electrically couples the conductive housing of the modular transceiver to the ground contact of the printed circuit board when the modular transceiver is seated within the carrier so as to minimize undesired emissions from the modular transceiver when the transceiver is operable.

Abstract: An EMI shield having a self-aligning device comprises a shroud portion defining a receptacle for receiving a mating portion of an inserted complementary connector. A first flange portion laterally extends around a bottom periphery of the shroud portion. The flange defines a plurality of holes for extension of locking bolts therethrough. Biasing tabs are integrally formed on side walls of the shroud portion and project into the receptacle for abutting against outer walls of a housing of the inserted complementary connector.

Abstract: The present invention provides a card connector with a low height which makes it possible to make highly-reliable electrical connections with cards in which signal contacts are disposed on a surface of the card. The card connector (10) has grounding contacts (60) and electrical contacts (50), which are used to electrically connect with ground contacts and signal contacts disposed on one surface of the card accommodated in the card connector. The grounding contacts (60) and electrical contacts (50) are disposed side-by-side on the same side of the card connector.

Abstract: A contact member is disclosed for providing electrical connection between two components of a housing for electrical or electronic equipment. The contact member comprises a spring clip for mounting the contact member over an edge of the first housing component. The spring clip has integrally connected front and rear portions for gripping the first housing component therebetween. The contact member also has a spring leaf integrally connected with the spring clip. The spring leaf has a generally U-shaped cross-section defined by a first contact portion, which extends away from the spring clip to the bight of the U at an acute angle to the first component when gripped by the spring clip, to contact the second housing component in use, and a second contact portion, which extends from the bight of the U back towards the spring clip, to contact the first housing component is use.

Abstract: An assembly is provided including a printed circuit board, a faceplate and a connector. The connector provides a media interface for connections through the circuit board. The printed circuit board is provided with a ground plane over a ground plane region. The faceplate includes a faceplate extension extending from a front faceplate region to the ground plane region of the PCB. The faceplate extension includes a ground plane contact portion in contact with the ground plane.

Abstract: A panel-grounding contact (10) includes a wire-connecting section (14) and a panel-connecting section (12) having a deep U-shaped channel (46) between walls (30,42,44) that include opposed pairs of teeth (50,58) extending toward the channel bottom (54) and staggered inwardly from the channel entrance (48), with the points of the teeth (50,58) adapted to scrape away corrosion layers of a conductive panel (70) during mounting of the grounding clip onto an edge thereof as well as to secure the contact (10) on the panel. The wire-connecting section (14) extends orthogonally with respect to the panel edge after mounting of the clip onto the panel.

Abstract: An electrical connector comprises a dielectric body defining a number of passageways for receiving a number of contacts therein, a conductive shield cover enclosing the body, a dielectric housing enclosing the shield cover, and a conductive grounding member disposed between the shield cover and the dielectric housing for providing a grounding path therebetween and electrically contacting a conductive housing of an electrical instrument to which the electrical connector is fixed. A conductive resilient member is mounted on the body and forms latching mechanism for engaging with a mating connector thereby preventing the mating connector from disengagement and for providing a grounding path therethrough.

Abstract: An electrical jack comprises an insulative rectangular body, an insulative bottom member, a grounding terminal, a number of signal terminals and a shield. A number of passageways is defined in the body for accommodating the terminals. The shield is unitarily formed and has a planar top portion. The shield includes a pair of lateral walls and a pair of rear contact strips for covering lateral surfaces and a rear surface of the body, respectively. A plate extends from a rear edge of the top portion of the shield and is bent to overlap the top portion. A circular opening is defined in a center of the plate for accessing the top portion of the shield for being picked up by a robotic arm. A pair of contact strips forwardly and downwardly extends from a front edge of the plate. A contact arm inwardly extends from a lower edge of one lateral wall for contacting the grounding terminal.

Abstract: A grounding clip (50) for a memory card mountable to an insulative housing (16) of a connector (12) along a rear face thereof. The grounding clip (50) includes a ground tab (72) solderable to a ground pad (36G) of a circuit board (14) when connector (12) is secured thereto, and further includes spring arms (62,64) extending along and away from top and bottom surfaces (44,46) of the housing, to be engaged and deflected when top and bottom conductive covers (80,82) are secured around the connector and circuit board thereby grounding the covers to the circuit board ground circuit (36G).

Abstract: An edge clip is disclosed for electrically connecting a conductive pad on the surface of a printed circuit board or its edge to an external connector. The edge clip is substantially U-shaped, with first and second opposing, non-parallel sides defining a space therebetween. For connection, the printed circuit board edge is fitted into the space such that the opposing sides provide spring-like deflective force against the pad and the printed circuit board, thereby providing a more reliable connection. The edge clip may include an alignment feature for facilitating alignment prior to soldering. The alignment feature may include small projections formed on the edge clip to align with, and fit into, holes on the print circuit board. Scored sections may be disposed on one edge of the clip to facilitate removal of the edge clip from a carrier during assembly.

Abstract: An electrical connector comprises a housing having front and rear faces. A plurality of terminal cells is defined between the front and rear faces and each assembled a terminal therein. Each terminal includes a base portion retained within the terminal passageway and a tail portion extends beyond the rear face. At least a recess is defined in an upper face of the housing in communication with one of the terminal cell. At least an EMI shield assembled to the housing includes a grounding tab extending into the corresponding terminal cell through the recess.

Abstract: The standoff for mounting a circuit board to a chassis includes two parts. The first part is a grounding clip which includes two legs for engaging a chassis and supporting an apertured platform. The second part is a spring arm detent attachment with two elastically opposed spring arms with enlarged detent elements at distal ends thereof. Flanges are provided laterally adjacent to the spring arms. The flanges are spaced from the spring arms by a distance substantially equal to the sum of the thickness of the apertured platform and the circuit board. The spring arms, when manually urged toward each other, pass through the aperture of the circuit board and the aperture of the apertured platform and subsequently extend away from each other to form a detent engagement.

Abstract: An electro-optical circuit includes optical sending and receiving components for transforming an electrical output signal to an optical output signal, and for transforming a received optical signal to an electrical input signal, respectively. The electro-optical circuit forms a module with an electro magnetically shielded case which contains the optical sending and receiving components and connection devices for an optical conductor on which the outgoing and received optical signals are transmitted. A two-sided printed circuit arrangement carries a sender for the electrical output signal and a receiver for the electrical input signal located shielded from each other on one side each by means of an electrically conducting shielding. The shielding is in connection with the case for forming three Faraday's cages, one for the sender, one for the receiver and one formed of the case in its entirety.

Abstract: A conductive coupler electrically couples a conductive housing of an electronic device, such as a transceiver, to a conductive bulkhead in a reliable manner such that the electronic device is accessible through an opening in the bulkhead and a low impedance connection between the housing and the bulkhead is assured. The disclosed coupler comprises a conductive sleeve and tabs which are formed so as to capture the bulkhead between cooperative tabs when the coupler is urged into a mounting position. When the coupler is disposed in the mounting position a low impedance electrical connection between the coupler and the bulkhead is provided. The device includes resilient conductive members which extend outward from the device housing. The conductive members are urged against the interior surface of the sleeve and electrically couple the conductive housing of the device to the coupler when the device is disposed within the sleeve in a device mounting position.

Abstract: An extension (40) of a ground plate (6) is bent in the area where it overlaps with sections (22a) of termination sections (22) of electrical contacts (20) bent in a crank-like configuration, thereby forming a space sufficient for the placement of an intermediary connector (80) between a mother board (50) and a board-mounted connector (1). Since openings (46) are located in the extension (40), it does not engage with the bent sections (22a) of the electrical contacts (20).

Abstract: A ground terminal, which is mounted to a printed board, includes a terminal body formed with a screw insertion hole, and a plurality of leads formed integrally with a lower end of the terminal body, these leads being connected to a printed board ground. The ground terminal is fastened at its terminal body, which is bent along the printed board, to a chassis ground of an electronic device by means of a screw which extends through the screw insertion hole. Thus, the printed board is electrically connected to the chassis through the ground terminal, and is hence grounded. The ground terminal is formed with a plurality of projections around the screw insertion hole. These projections are brought in urged contact with the chassis ground, to thereby prevent the ground terminal from being deformed while the ground terminal is fastened to the chassis.

Abstract: A cable connector with a grounding contact having a bipartite connector housing formed of two mutually closable parts having therein a strip member formed of plastic material and provided with plug-in contacts, and a grounding plate having at one side thereof a terminal element for cable shielding, and on another side thereof a plurality of contact lugs extending at an angle away from the grounding plate, includes insulation-piercing connecting devices formed on the plug-in contacts of the strip member in a line terminal region thereof, the insulation-piercing connecting devices being accessible from an outer side of the strip member, the contact lugs being formed and arranged in the vicinity of the insulation-piercing connecting devices so that they can make contact with the respective insulation-piercing connecting devices assigned thereto, when the two parts of the connector housing are closed.

Abstract: A connector spring has a longitudinal spring in one piece according to the following. A first substantially strip-shaped body portion extends along the longitudinal direction of the spring structure. A second body portion extends along and at a distance from the first strip portion and is connected thereto by arcuate connection pieces, which extend from a first side edge of one of the body portions to an adjacent first side edge of the other body portion. First contact tongues are bent from the first side edge of the second body portion in direction towards the other body portion and ends between the planes of the two body portions. Second contact tongues are bent from the first side edge of the first body portion in direction towards the other body portion and ends outside the plane of the second body portion. Third contact tongues are bent from the other side edge of the first body portion in direction outwardly from the two body portions.

Abstract: An electrical cable connector is disclosed for connecting a plurality of electrical conductors to a printed circuit board. The cable connector includes a cable socket connector having a plurality of female insulation displacement contacts which can be mated with male signal-carrying pins contained in a pin shroud on a printed circuit board. The cable socket connector is comprised of a hood which retains two or more wafers. Each wafer contains a plurality of insulation displacement contacts. The cable socket connector may include a latch for securing the cable socket connector to the pin shroud and shielding to prevent extraneous signals from being transmitted into the circuits on the printed circuit board through the cable connector. The cable connector also includes an arrangement for keying the cable socket connector to the pin shroud to control the location of insertion of the cable socket connector into the pin shroud.

Abstract: An enclosure for a transmitter, particularly a pressure transmitter, comprising an upper part containing connection terminals and an outer enclosure connected with the upper part. A printed circuit board is mounted in the chamber formed by the upper part and the outer enclosure. To increase the immunity of the pressure transmitter from electrical noise, an inner conducting cylinder is used, the cylinder being fixed by a pressure fitting with the outer enclosure. At the same time stampings in the inner cylinder fix the printed circuit board and create earth connection from the printed circuit board via the inner cylinder to the outer enclosure. Besides improving the noise immunity, the invention simplifies assembly of the transmitter and increases mechanical strength, including resistance towards turning and tilting torques.

Abstract: An IC card includes a generally rectangular frame. A circuit board assembly is mounted on the frame, with the circuit board assembly including a generally planar dielectric substrate having circuit traces and at least one electrical component mounted thereon. A receptacle connector including terminals is mounted at an edge of the circuit board assembly, with the terminals being adapted to mechanically and electrically engage the circuit traces on the circuit board assembly. Complementary interengaging latches are provided between the frame and the receptable connector for securing the receptacle connector at the edge of the circuit board assembly and for ensuring a mechanical and electrical connection between the terminals and the circuit traces on the circuit board assembly. The invention also contemplates a method of fabricating the IC card according to the above.

Abstract: An electrical appliance includes a conductive casing, a connector and a grounding device. The connector includes an insulator body mounted on the conductive casing, and a ground terminal disposed on the insulator body. The ground terminal has a connecting end that extends inwardly of the conductive casing. The grounding device includes a metal plate which has a first end mounted on the conductive casing, and a second end defining an engaging hole that engages the connecting end of the ground terminal.

Abstract: A computer system is formed using a right angle processor connector assembly and a right angle add-on card connector. The right angle processor connector assembly includes a right angle processor connector and a complementary support member. Each of the right angle processor package and add-on card connectors includes an L-shaped body having an inner cavity defined a number of inner walls extending from one end to the other end. Each connector is mechanically attached to a motherboard, upside down and in a direction orthogonal to the motherboard. Each connector receives its constituent component (i.e. the processor package or the add-on card) through one end, with the constituent components and the motherboard occupying parallel planes. Each connector further includes a number of L-shaped pins disposed on the inner walls extending from one end through the other to electrically couple the constituent component to the motherboard.

Abstract: The invention relates to an electrical connector (15) comprising a cable connection part (15a) and a circuit-board connection part (15b), wherein the metallic casings (16, 17) of the connection parts are electromagnetically screening and earth potential connected and include means (such as 20) for providing the casings (16, 17) of respective connecting parts (15a, 15b) with a common earth potential (5') when the parts are in a mutually coacting state. The circuit board (4) includes edge-oriented, and resilient electrical contact means (30) connected to earth potential and coacting with the metallic casing of the circuit-board connecting part. A unit provided with electrical contact devices and positioned within the electrical contact means (30) is connected by its associated connecting device or devices with a circuit-board contact surface or surfaces through the medium of connecting wires or connecting pins.

Abstract: A collective connector unit includes a case having a plurality of connector housings, a plurality of connector terminals accommodated in the connector housings, and a ground terminal fixture mounted on the case. For its earthing, the ground terminal fixture is electrically connected with the connector terminals through an earth circuit. With the arrangement where the connector terminals for earthing has been previously conducted with the ground terminal fixture through the earth circuit, the ground connecting of the unit can be effected with the fixing of the ground terminal fixture on the instrument, automatically.

Abstract: A rail member and ground clip assembly useable for mechanically and electrically coupling printed circuit boards to a chassis. The assembly has a stud protruding into an electrical contact opening in the rail member, a first end portion of the resilient electrical contact is disposed on a fastener boss proximate the electrical contact opening, a bifurcated curved portion of the resilient electrical contact protrudes at least partially through the electrical contact opening beyond a bottom side of the rail member, and the stud is disposed through an opening in the resilient electrical contact to engagably couple the resilient electrical contact to the rail member. The resilient electrical contact also includes a compression wave portion between the first end portion and the curved portion to bias the curved portion into engagement with the chassis. A non-threaded rivet fastens the rail member to the printed circuit board.

Abstract: In an electron tube grounding device, an image display unit includes an earth plate for grounding an electron tube, and a degauss coil for magnetic erasing, which is improved to prevent the deformation of the earth plate for grounding a chassis frame which shields the electron tube and its periphery. The damage of the degauss coil can be caused by the assembling of the electron tube and the chassis frame. The electron tube grounding device includes an electrontube, a chassis frame for surrounding the electron tube, and an earth plate for grounding the chassis frame and the electron tube. The chassis frame includes a penetration aperture formed on one side thereof, and a rail means protrudently formed on the back portion of and outside the penetration aperture where the earth plate is inserted to be fixed.

Abstract: A bonding screw is pre-assembled in a distribution panel in a non-bonding position that does not bond a neutral bar within the panel enclosure to the enclosure wall. This allows an installer of the panel to select between the option of maintaining the bonding screw in the pre-assembled non-bonding position and the option of positioning the bonding screw from non-bonding position to a bonding position. A basepan is disposed within the enclosure between the neutral bar and the enclosure's back wall. The non-bonding position is defined by the screw shank thread having a threaded engagement with a through-hole in a basepan, the head of the bonding screw being spaced from the neutral bar, and the shank of the bonding screw being spaced from the enclosure's back wall. The bonding position is defined by the head of the electrically conductive part being disposed against the neutral bar and the shank being threaded into an extruded hole in the enclosure's back wall.