Abstract: A compression contact (13) for use with a complementary cylindrical contact (11), has a pair of opposed contact faces (12) on respective contact body portions. The contact faces (12) are compressible inwardly, transverse to the longitudinal axis of the compression contact (13), as the compression contact (13) is inserted into the cylindrical contact (11); and the contact faces (12) are resiliently expansible outwardly to form an electrical contact with the contact face within the cylindrical contact (11).

Abstract: A configuration is described for making electrical contact between a flexible printed circuit board disposed on a supporting element and a contact spring has a sliding element which is disposed between the flexible printed circuit board and the contact spring so as to be incapable of being displaced with respect to the supporting element. When the contact spring is pushed onto the supporting element, the contact spring on the sliding element slides into its end position.

Abstract: An electronic component unit such as a speaker unit which is to be installed in the main body of a notebook-sized PC, includes an integral connector with compression type terminals that are connected with lead wires to a speaker. When the speaker unit is disposed on a speaker-unit mounting portion, the compression type terminals are disposed at a position where they contact with the lands of a system board. The speaker unit is fixed by inserting screws into the support portions of a housing, and at the same time, the compression type terminals are elastically contacted with the lands and electrically connected thereto.

Abstract: A connector (1) designed to be surface-mounted on a printed board (2) so that a contact (5) of the connector is soldered on a first face (3) of the printed board and has a contact surface (16) on the side of a second face (4) of the printed board. A connector being such that the thickness (23) of the connector is of the same order as the one (9) of the printed board and provides a minimum thickness connection.

Abstract: A circuit board has a hole that is large enough to accommodate a portion of an electronic component. Contacts are arranged along a side wall of the accommodated portion of the component. Other contacts are mounted on the board and exposed along the periphery of the hole. The contacts on the component (the first contacts) and the contacts on the board (the second contacts) are arranged to effect electrical contact between the first contacts and the second contacts for a range of positions of the component along a direction perpendicular to the board. A connector for making electrical connection includes a connector body supporting the second contacts in a manner that provides mechanically compliant sliding contact between the first contacts and the second contacts when the component is mounted, and a mechanism that enables the connector to be attached to the board by surface mount soldering.

Abstract: Microelectronic contacts, such as flexible, tab-like, cantilever contacts, are provided with asperities disposed in a regular pattern. Each asperity has a sharp feature at its tip remote from the surface of the contact. As mating microelectronic elements are engaged with the contacts, a wiping action causes the sharp features of the asperities to scrape the mating element, so as to provide effective electrical interconnection and, optionally, effective metallurgical bonding between the contact and the mating element upon activation of a bonding material.

Abstract: An electrical connector for connecting a solenoid wire coil to a printed circuit board in an automotive anti-lock braking system has a coil bobbin, around which the wire coil is wound. The wire coil has pre-tinned sections that are wrapped over stems protruding from the coil bobbin. When the stems are inserted in through-holes of the printed circuit board, the pre-tinned sections contact the through-holes, establishing a connection between the solenoid coil wire and the printed circuit board without soldering. In a preferred embodiment, the connector includes a bobbin outer mold and a stem outer mold covering the bobbin and stems, respectively, for protection against environmental conditions. A seal at the juncture between the stem and bobbin outermolds provides further protection of the coil.

Abstract: In a method for producing an electrical connection between a flexible printed-circuit board (1) and a metallic mating contact member (8), a light-radiating opening (5) is formed in a first insulating layer (2) and a connecting opening (6) is formed in a second insulating layer (3). A section (8a) of the metallic mating contact member (8) is brought into bearing contact with a conductor track (4) through the connecting opening (6). Welding/soldering of the conductor track (4) to the connecting section (8a) is brought about by radiant heating by means of laser light (9) directed through the light-radiating opening (5).

Abstract: A bus bar with integrated quick-disconnect terminals for distributing electrical current from a power supply or other electronic component is disclosed. The bus bar and terminals are comprised of a single piece of copper alloy or other suitable bus bar material. The quick-disconnect terminals are blades configured to connect to industry standard receptacles. The bus bar additionally includes integral threaded inserts or other alternate means to provide direct attachment of lugs or other terminals using threaded fasteners, and pins for electrical engagement with power and ground traces on a circuit board.

Abstract: In a substrate-use terminal structure using a rectangular rod in accordance with the present invention, two pairs of first retaining section 13, which is held in a terminal holding hole, projections 14 are formed on both lateral side portions of a retaining in an intermediate portion of a substrate-use terminal 12, so as to be press-fitted to both side walls of the terminal holding hole. In addition, a second retaining projection 15 having the shape of a vertically elongated section is provided between the pairs of first retaining projections 14 so as to be press-fitted to at least one of the top wall and the bottom wall in the vertical direction.

Abstract: A power connector (1) comprises a conductive main body (10), a dielectric shell (50), a metallic pin (30) with knurls (332) and a number of metal terminals (40) secured in the main body. The main body defines a longitudinally extending passage (13), two rows of first and second passageways (152, 162) and two channels (110) at lateral sides thereof. Each channel extends toward the passage and communicates with the passageways. Lower portions of the second passageways communicate with a slit (164) defined from a bottom surface (102) of the main body. Each terminal forms a retention portion (41) at which the terminals are interconnected, a mating portion (42) providing an inwardly projecting stem (423), and a soldering portion (43). The retention portions of the terminals of the same row are received in the same slit and form a plurality of projections (412) abutting against an outer side of the slit.

Abstract: A pair of mating connectors includes a receptacle having an insulative housing and at least one conductive receptacle contact with a pair of spaced walls forming a plug contact receiving space. The plug connector has an insulative housing and at least one conductive contact having a pair of spaced walls which converge to form a projection engageable in the plug receiving space of the receptacle contact. In each case, the spaced walls are joined by a bridging structure that unites the walls. The plug and receptacle contacts are retained in the respective housings by engagement of opposed lateral edge portions of the contacts with the housings in a manner to enhance heat dissipation by convection by maintaining substantial portions of the contacts spaced from the housing walls and from each other. The bridging structure may include a retention element for engaging respective connector housings to retain the contact in the housings.

Abstract: An apparatus which aligns a ball grid array (BGA) device over a substrate. The apparatus preferably includes a cup-shaped member for cupping and holding the solder balls of the BGA device, and an elongate member attached to the cup-shaped member. The cup-shaped member is attached between the BGA device and the substrate at two or more different positions so that the solder balls of the BGA device become aligned over the terminals of the substrate by operation of gravity.

Abstract: A bus bar with integrated quick-disconnect terminals for distributing electrical current from a power supply or other electronic component is disclosed. The bus bar and terminals are comprised of a single piece of copper alloy or other suitable bus bar material. The quick-disconnect terminals are blades configured to connect to industry standard receptacles. The bus bar additionally includes integral threaded inserts or other alternate means to provide direct attachment of lugs or other terminals using threaded fasteners, and pins for electrical engagement with power and ground traces on a printed circuit board.

Abstract: A connector for a wiring substrate 2 is provided. The connector includes a connector housing 1 and tabs 3 in the connector housing 1. Each tab 3 consists of a lower extension part 3a, a horizontal part 3b and an upper extension part 3c. In arrangement, the connector housing 1 is fixed on the wiring substrate 2. The horizontal part 3b traverses in a direction of the thickness of the connector housing 1. The lower extension part 3a extends along an inner face of the connector housing 1. The upper extension part 3c penetrates the wiring substrate 2 and is soldered to a circuit pattern formed on the wiring substrate 2 at a soldering part 7.

Abstract: An electric plug-in connection between a printed circuit board and a stator winding of an electric motor having a socket wired to the winding, the plug-in connection having a single elongated metal strip having one end engaged in the socket and an opposite end formed with first and second spaced-apart contact portions each making a solder connection with the printed circuit board, and a bent portion of the strip forming a flexible connection between the second contact portion and the one end.

Abstract: An interposer for interconnection between microelectronic circuit panels has contacts at its surfaces. Each contact has a central axis normal to the surface and a peripheral portion adapted to expand radially outwardly from the central axis responsive to a force applied by a pad on the engaged circuit panel. Thus, when the circuit panels are compressed with the interposers, the contacts expand radially and wipe across the pads. The wiping action facilitates bonding of the contacts to the pads, as by conductive bonding material carried on the contacts themselves.

Abstract: An improved microelectronic spring structure, and method of making the same, are disclosed. The improvement comprises, in a spring contact of the type comprising a beam attached to a post, of replacing the post with a plurality of column elements. The beam component is thus provided with one or more column elements which both structurally support and electrically connect one end of the beam to an electronic component. The column elements are preferably comprised of relatively straight segments of wire elements that are ball-bonded to a substrate and are over-coated with suitable structural and/or conducting materials. In the alternative, the improvement comprises a single column element comprised of a relatively straight segment of wire that is ball-bonded to a substrate and over-coated with suitable structural and conducting materials, wherein the column element is essentially rigid.

Abstract: A terminal connecting structure between flexible board and printed circuit board for securely making connections thereof at a low cost. Width dimension W of each land portion 13a of a copper foil pattern 13 provided on a printed circuit board 10 is set to W=0.4 mm, and solders 15 are formed on the surface of the land portions 13a using a dip method. A flexible board 7 is placed on the printed circuit board 10 and the flexible board 7 is urged toward the printed circuit board 10 by an elastic member 5 so as to press each connecting terminal 9a of a circuit pattern 9 provided on the flexible board 7 into contact with the solder 15 of respective land portion 13a. By setting width dimension of each land portion to 0.6 mm or less and adhering solder to the surface thereof using a dip method, dispersion in height dimension among the solders becomes smaller.

Abstract: A connector is provided which is capable of being brought into good electrical contact with electrical connector portions formed on the surface of a printed board without deforming the printed board. In a connector comprising an elongated base member 21, an elongated extension 22 formed on one surface of the base member 21, and a plurality of tab contacts 211 arranged at predetermined intervals along the length of the base member, the tab contacts being adapted to make face contact with electrical connector portions formed on one surface of a printed board, a predetermined number of action pin accommodating compartments 212 are formed in one surface of the base member at predetermined intervals along the opposite longitudinal side edges of the base member, and action pins 211 are fixed in the corresponding action pin accommodating compartments 212.

Abstract: A pin header has pin contacts (12)(12A,12B) insert-molded in a parallelepiped insulating housing (13), and penetrating it to form upper and lower rows. Each contact is integrally composed of a plugging rod (14) extending horizontally and forwardly of the housing, a leg (15)(15A,15B) and a generally straight rearward extension (16). The rod (14) has a rear end exposed rearward from the housing and bent downward and rectangularly to provide the leg. Each leg has its lower end continuing to the extension (16) to be surface-mounted on a printed circuit board. Only the legs (15A) from upper row have each an intermediate step (19) between it and the extension, this step formed by rectangularly bending each leg outwardly at first and then downwardly. These legs (15A) are embedded in the housing (13), with those steps (19) being exposed together with extensions (16).

Abstract: Providing a connector structure is obtained whose structure is simple, and whose release operation for the connector is easy even when the packing density of the connector cover with respect to the substrate is high. The connector structure according to the present invention is characterized in providing a connector cover 2 installed in a substrate 1, and a connector 3 mounted freely detachably on the connector cover 2, and in particular, the connector 3 is stopped from coming out of the connector cover 3 by the engagement of the latch means 21 and the connector 3 installed on the connector cover 2. At the same time, by moving the rod provided on the connector 3 in the direction of the mounting of the connector 3 of the connector cover 2, the latch means 33 engages the connector, and by moving the rod 33 in the direction of the release of the connector 3 from the connector cover 2, the engagement of the latch 21 and the connector 3 is released.

Abstract: An interposer for interconnection between microelectronic circuit panels has contacts at its surfaces. Each contact has a central axis normal to the surface and a peripheral portion adapted to expand radially outwardly from the central axis responsive to a force applied by a pad on the engaged circuit panel. Thus, when the circuit panels are compressed with the interposers, the contacts expand radially and wipe across the pads. The wiping action facilitates bonding of the contacts to the pads, as by conductive bonding material carried on the contacts themselves.

Abstract: An integrated BEDC and PCB provided through a low cost, highly reliable interconnect system. The upper and/or lower half of the main insulation assembly of a BEDC is provided with a recess for accommodating at least an edge portion of the substrate of a PCB. The PCB is provided with apertures such as holes for receiving therethrough a bus wire and/or terminal slots through which terminals having wire slots are fixedly staked. The apertures on the PCB are arranged in a predetermined pattern so as to align with corresponding respective apertures in the form of corresponding holes and/or terminal slots on the BEDC at the recess thereof. Accordingly, with the PCB seated in the recess, as the bus wires are laid, they will pass through the holes in the PCB and/or pass through the wire slots of the terminals and thereby provide interconnection therebetween when the two halves of the main insulation assembly are united and the PCB is sandwiched therebetween.

Abstract: A solderless pin connection for a printed circuit board wherein a substrate is printed with polymer thick film. The substrate includes an inner surface defining a hole. The polymer thick film is applied along a top surface of the substrate and along the inner surface. The polymer thick film may additionally be applied along a bottom surface of the substrate with an additional layer along the inner surface. A pin, having a diameter less than a diameter of the hole, is press fit within the polymer thick film along the inner surface the pin. The pin is staked with respect to the substrate using a mechanical connection such as barbs or a folded portion on a staked end of the pin.

Abstract: A slotted-rail mounting assembly for mounting an object having at least one flat surface, such as a printed circuit board, to a surface, such as the inner surface of a server or a PC enclosure. An object may be mounted to the surface using two or more slotted rail mounting assemblies. Each slotted rail mounting assembly comprises a slotted rail with slots that fit over raised brackets of a runner mounted to the surface. The slotted rail may be translated parallel to the runner in a central track formed by the runner on one side and guideposts on the other side in order to slide the slotted rail underneath the railed brackets, thus securing the slotted runner to the surface.

Abstract: A press-fit terminal comprises a pin-like terminal body (2) having a support section (5) and a spring contact element (3). The spring contact element has a tubular body with an opening groove (3A) and is flexible in the radial direction. Also, it has an outer contact portion (6) at an utmost outer position and inner contact portions (7, 8) at an utmost inner position. The outer contact portion lies outside of the diameter of the conductive section (P1) of a through-hole but when the spring contact element is press-fitted in the conductive section and compressed, the outer and inner contact portions are brought into resilient contact with the conductive section and the support section, respectively.

Abstract: For an electrical plug connector for printed circuit boards, in particular rear-wall plug connectors with a frame-shaped insulating body in which pin-shaped contact elements are disposed in columns and rows, the insulating body being constructed for receiving multi-row spring strips, it is proposed that an adapter, in which a 3-row spring strip can be inserted, be latched into the insulating body.

Abstract: Electrical connectors capable of being mounted on circuit substrates by BGA techniques are disclosed. Also disclosed is a method for manufacturing such connectors. There is at least one recess on the exterior side of the connector elements. A conductive contact extends from adjacent the interior side of the into the recess on the exterior side of the housing. A controlled volume of solder paste is introduced into the recess. A fusible conductive element, in the form of solder balls is positioned in the recess. The connector is subjected to a reflow process to fuse the solder ball to the portion of the contact extending into said recess. Contacts are secured in the insulative housing of the connector by deformable sections that minimize stress imposed on the housing, thereby reducing warpage. Solder resist areas are formed on central portions of the contacts to promote uniformity of solder volume.

Abstract: An electrical contact for use with a BGA socket comprises an engaging section and a connecting section attached thereto. The connecting section comprises a circular solder plate attached directly below an elongate body of the engaging section thereby providing the contact with increased durability. The engaging section is inserted into the corresponding passageway of the housing from a bottom surface thereof whereby the circular solder plate effectively covers an opening of the passageway. Flux is applied to the solder plates of the contacts by means of a screening process and the contacts will not deform under pressure of a squeegee. A solder ball is attached to the solder plate and positioning mechanism ensures that the solder ball adheres to a central portion thereof.

Abstract: An electronic control unit has a connector intervening between an external load and a printed circuit board inside the unit housing including a circuit casing and a connector casing both formed integrally therewith. At least one connector terminal of the connector is provided with a buffering portion effective to absorb an external stress. This connector terminal can be accurately and precisely constrained in a housing and can provide a stabilized electrical connection with a high workability.

Abstract: The present invention provides a device for connecting two circuit boards together. The device constitutes four side walls joined to define an aperture, a pin array disposed completely within the aperture, at least one resilient finger which acts to retain said pin array within the aperture, and a shoulder on at least one of the four side walls which prevents the pin array from passing through the aperture.

Abstract: An electrical connector for mounting on a printed circuit board and receiving a mating connector, the electrical connector includes multiple contacts having at one end a connection pin to engage conductors on the printed circuit board and at the other end contact elements to connect with terminals in the complementary connector, where the multiple contact elements define a contact element matrix being different than the connection pin matrix in occupied area, arrangement of rows, columns, and density.

Abstract: An improved interconnect apparatus for high power circuits that is low in cost and amenable for integration with low power circuits in a single electronic package. The interconnect apparatus includes serially connected surface mount bus bars bridging two or more metal pads or traces formed on a standard circuit board of the type used to package low power circuitry. The surface mount bus bars operate not only to conduct the higher currents, but also to draw heat out of the metal pads or intervening portions of the metal traces. This keeps the temperature within the capabilities of low power circuit board technology, and allows very narrow high power interconnects for reduced package size. Manufacturing cost advantages are achieved because the surface mount bus bars are assembled by automated pick-and-place equipment of the same type used for other surface mount components used in the package.

Abstract: A computer bus system is provided with at least two parallel bus lines and at least a first and a second connector, each connector including at least two bus terminals. Each is connected to a respective bus line, and at least one non-bus terminal is not connected to a bus line. The first connector is an image of the second connector, rotated through 180 degrees. This image rotation maps each bus terminal of the second connector to a respective bus terminal of the first connector, and maps a predetermined non-bus terminal of the second connector to a predetermined non-bus terminal of the first connector. The predetermined non-bus terminals of the two connectors are electrically connected. Also provided are circuit cards adapted to be used with such a bus, each card include switches that map the received signals according to the direction of the connectors. The overall arrangement allows staggered mounting of cards on the bus, shorter parallel bus lines, and more efficient cooling.

Abstract: A header assembly (10) having an array of posts (12,14) extending through plastic bodies (16,18) with end portions extending beyond opposed header faces for connection with circuits of a pair of parallel, spaced circuit boards. Adapters (40) are securable at ends (32,34) of the assembly that self-secure to end posts (12) and include alignment posts (50) along one face (26), such that after the header assembly has been mounted onto a first circuit board, the alignment posts provide for blindmate alignment with a connector of the second circuit board (or directly with the second circuit board) for board-to-board interconnection.

Abstract: A novel press-fit pin or socket member, as, for example, an electrically-conductive metal pin, characterized by a knurl section which has spaced bumps and adjacent grooves perimetrically and longitudinally spaced from one another and which is adapted to engage a substrate hole in a press-fitting relationship. Pin or socket members with the knurl section can be manufactured by a wire-forming process in which end-to-end connected pins are formed as a continuous strip needing no excess material for carrying the pins, nor are any air gaps formed between the pins, and thus the finished continuous strip of pins can be wound up on a reel.

Abstract: An electrical receptacle mountable on and positionable within a substrate has an electrically conductive element that includes a conductive member with deformable electrical leads extending therefrom. The deformable electrical leads have first and second portions with the first portion extending outward from the conductive member and the second portion being adjacent to and approximately parallel with the conductive member. A body of electrically insulating material encapsulates the conductive member about the exterior surface of the conductor with the electrically insulating material having an exterior surface on which is formed support ribs and alignment ribs with the support ribs providing initial support for the electrical receptacle over an aperture formed in the substrate and the alignment ribs providing positioning alignment of the electrical receptacle within the aperture of the substrate.

Abstract: A compression connector for interconnecting microelectronic circuit and cable assemblies, providing shielding and characteristic impedance control, is readily configurable for high-density multi-connector arrays. A first embodiment includes a loop of insulated wire that resides in a magnetically permeable, electrically non-conductive or electrically conductive housing. This wire loop can be affixed to the housing or can be floating and be longitudinally driven. The loop of insulated wire can have a range of insulation removed, from only exposing the extreme end of the wire loop or have the majority of the insulation removed at the loop. A second embodiment includes two contiguous, parallel wire segments that are bonded or welded together, with the contiguous, parallel wire segments used in lieu of the bare-wire loop configuration; this configuration can also be affixed to the housing or be floating and driven.

Abstract: Header connector portion (10) of a future bus connector includes an insulative housing (12) having a bottom wall (14) defining a plurality of passageways (20) therethrough for receiving a corresponding plurality of compliant pins (22) therein and two side walls (16, 18) projecting upward from two opposite sides of the bottom wall (14), respectively. Each pin (22) includes a contact portion (24) for engaging with a complementary contact of a receptacle connector portion of the future bus, a retaining portion (26) having an embossed retention mechanism (29) formed thereon for interferentially engaging with inner walls (17) of the passageways (20) of the housing (12), and a tail portion (30) having an eye (32) of the needle engagement feature for reception in a corresponding hole defined in a PCB. The retention mechanism (29) includes two projections (27, 28), wherein one projection (27) is ramp-shaped and the other projection is either a partial sphere or a partial cylinder (28).

Abstract: A removable body for an electrical connector assembly. An electrical connector assembly includes a removable body and a plurality of substantially uniformly spaced pins or leads engaged thereto. The removable body includes a pair of oppositely opposed lever arms, biased in a first position, each lever arm including at least one abutment member and a gripping element. The removable body may also include a plurality of struts disposed between the lever arms and rotatably engaged at each end to a respective one of the lever arms. The removable body also includes a tee section diposed between the lever arms. The tee section includes a flange portion supported by the abutment members, and a web portion disposed between the abutment members. The flanges define a plurality of substantially uniformly spaced holes for receiving the pins. The pins are frictionally engaged to the web portion by the abutment members when the lever arms are in the first position.

Abstract: An electrical connection system for electrically connecting a full erase head assembly to a power source in a video cassette recorder includes a main printed circuit board having a terminal connected to the power source, conductive connecting members for electrically connecting the full erase head assembly to the terminal, and a base for fixing the full erase head assembly to the deck, the base having at least a connecting hole for permitting the conductive connecting members to reach the terminal. The connecting members may comprise conductive and elastic springs.

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: Back panel assembly 100 consisting of back panel 110, first header connectors 80 mounted on one side 112 of the back panel 110, and second header connectors 120 mounted on the other side 114. Due to the fact that the lengthwise edges of the pin header 124 of the second header connectors 120 fit into the spaces 82,84 of the header connectors 80, it is possible to increase connector density. Since the side wall unit 60 can be removed from the base unit 40, press-fit pins 22 can be easily replaced. The side wall unit 60 may be floatably mounted to base unit 40.

Abstract: A method is disclosed of making connections by gluing terminals or like components to a resistive track for a heating plate. A terminal for use in this method is also disclosed. Fine lamellae are cut out from one or more areas of the base of the terminal, which is coated with a conductive resin. The conductive resin is then dried and cross-linked to glue the terminal to the resistive track. During this step, the lamellae serve as drains to evacuate the bubbles of gas that form. Applications include heating plates for kettles or similar heating receptacles.

Abstract: An electrical header comprises a dielectric housing having cavities and contact posts held in the cavities. The contact posts extend beyond a first face of the housing for attachment to a substrate and extend beyond a second face of the housing for engagement with contacts of a mating electrical connector. Each of the contact posts has an enlargement in a vicinity of the second face. Each of the enlargements has a width which is greater than a width of its corresponding cavity for preventing the housing from being pulled off of the contact posts when the contact posts are attached to the substrate.

Abstract: A pluggable assembly for printed circuit boards includes a mounting rail of generally U-shaped cross-sectional configuration having a base portion mounted on one face of the printed circuit board, and a pair of arm portions extending normal to the base portion for supporting a transversely arranged terminal block, and a conductive pin extending from the terminal block through an opening contained in the mounting rail base portion for connection with a conductive layer on the remote face of the printed circuit via a socket contact that extends through a corresponding opening contained in the printed circuit board.

Abstract: An EL lamp includes hole for receiving fitting attached to a printed circuit board. The fitting has a base, a head, and a neck connecting the head to the base. The diameter of the head is slightly larger than the diameter of the hole and the head fits though the hole by temporarily stretching the lamp. The lamp includes a substrate, a front electrode, a phosphor layer, and a rear electrode. The rear electrode faces the base. Contact to the front electrode is made through a first aperture in the rear electrode and in the phosphor layer. A second aperture, through the front electrode and the phosphor layer, exposes a portion of the substrate that is covered by the rear electrode. The apertures are aligned with two of the holes in the lamp.

Abstract: A power clip for a printed circuit board. The power clip comprises a substantially planar base having an electrical contact extending therefrom, especially in the form of a spring clip. The base of the power clip has stand-offs at opposed ends and a raised platform extending downwardly to contact the surface of the printed circuit board. The base has a plurality of electrical contact pins in a grid pattern. The pins are adapted for insertion into plated through holes in a printed circuit board.

Abstract: An electrical contact is provided for press-fit insertion into a circuit board, which has a minimal antenna effect in radiating or receiving high frequency signals, while providing a large retention force (resistance to pullout). A compliant section (20, FIG. 4) of the contact is of the eye-of-the-needle type which includes a vertically-extending slot (44) that leaves a pair of largely vertical beams (46, 48) having outer sides (54) lying furthest from the slot. The lower portion (30) of the compliant section extends a small distance (N) below the bottom of the vertical slot, and is rounded to a radius of curvature (A) that is at least twenty percent of the maximum horizontal distance (G) between the outer sides of the beams, to produce a gradually rounded surface that minimizes radiation emission and reception.