Abstract: In a method of manufacturing a switch base according to the invention, blanked members are prepared, each having a common strip formed at a lower part thereof, a plurality of finger-shaped pieces extending from the common strip, fixed contact portions formed on distal end portions of respective ones of the finger-shaped pieces, and terminal portions situated between respective ones of the fixed contact portions and the common strip. Next, indentically shaped blanked members are superimposed in such a manner that the fixed contact portions thereof are spaced away from one another, and the blanked members are assembled together with the fixed contact portions being arrayed in a plurality of rows and the terminal portions being arrayed in a single row. Thereafter, a resin is molded between the fixed contact portions and the terminal portions to form a base, and the common strips are cut away to manufacture a switch base.

Abstract: A method and apparatus for attaching electrical contacts (23, 24) to the ends of electrical conductors (50). The method of the invention comprises the steps of providing a plurality of contacts (23, 24) at spaced locations along a flexible strip (22), feeding the strip (22) to an attachment station (14) for delivering contacts (23, 24) to the attachment station (14), attaching a contact (23, 24) to the end of an electrical conductor (50) in the attachment station (14), and separating the attached contact (23, 24) from the stip (22). The contacts (23, 24) are incorporated into contact assemblies (20, 20') which comprise a contact (23, 24) having dielectric insulating member (25) molded therearound and molded integral with the flexible strip (22). After attachment of a contact (23, 24) to a conductor, the attached contact assembly (20, 20') is cut from the strip (22) and the strip (22) is indexed to deliver the next contact assembly (20, 20') to the attachment station (14).

Abstract: A process for making blades of an electric plug directly from a linear strip includes: forming a longitudinal metallic strip from a rod coil; punching the strip to form plural blade members; directly flattening and thinning a rear root portion of each blade for crimping an electric wire so that a longitudinal strip can be conveniently formed into a plurality of plug blades without wasting much scraps cut from the metallic strip.

Abstract: Capacitor bodies are usually carried in open ended containers. The open ends are then closed with a cover or capacitor top after the capacitor body is inserted in the container. Electrical leads are then attached to terminals carried by the capacitor top. Prior art methods of forming such tops involved insert molding. The present invention starts with a preformed plastic disc with two apertures for terminals and a boss for positioning lead attachment. The terminals and a positioning lead are then applied to the disc through a combination of riveting and ultrasonic swaging.

Abstract: A method for manufacturing a wiring harness of the type having a preformed cable containing a plurality of conductors and arranged in a predetermined path, and having breakouts for certain of the conductors which terminate in electrical contacts at one or more predetermined locations, includes the step of molding an integral frame from insulating mateial. The frame has groups of connector housings for receiving electrical contacts, and located at positions corresponding to the locations of the breakouts, and runners that integrally connect the housings. The method also includes laying the preformed cable in an operative position on the frame so that the cable breakouts are adjacent to the groups of connector housings. After the electrical contacts are inserted into the connector housings, the runners are removed.

Abstract: A single plastic insert includes a plurality of apertures which receive in interference fit a plurality of metal terminal pegs of a plurality of metal terminal inserts, the terminal pegs of the metal inserts are forced into the apertures of the plastic insert. The plstic insert is positioned in an article mold prior to injection molding using liquid plastic.

Abstract: An improved lead insertion apparatus for randomly inserting crimped wire leads one at a time into a multicircuit connector includes a pair of elongate insertion jaws for longitudinally surrounding and gripping a crimp terminated wire lead. The insertion jaws are actuable by a gripper control between a first open position, a second intermediate gripping position wherein the jaws are axially slideable along the gripped wire lead and a third closed position wherein the jaws firmly grip the lead in a non-slideable manner. The jaws and their gripper control are mounted for axial movement along the wire lead into the insertion station. A drive for the jaws moves the jaws in their intermediate wire gripping position along the wire segment until a proximity sensor senses the tips of the jaws abutting the rear end of the crimp terminal. In response to the sensor the gripper control changes the jaws to their closed position on the wire prior to insertion.

Abstract: In an electric component a plastic sheath encloses conductive connections d leaves their terminal ends exposed. In order to keep the conductive connections at specific distances to the plastic sheath and to guarantee that the conductive connections are not exposed at the plastic sheath in intermediate areas, the conductive connections are secured together in spaced relation by a plastic carrier surrounding the conductive connections at spaced regions along their length. The plastic carrier has pins projecting therefrom which have end surfaces which serve to space the conductive connections a true distance from the surface of a mould in which a plastic sheath is moulded around the conductive connections and the plastic carrier. The plastic carrier and the conductive connections are encapsulated with the plastic sheath with the pins properly positioning the conductive carriers within the plastic sheath without forming any undesired openings in the plastic sheath.

Abstract: An electrical coupler for interconnecting two modular telephone plugs includes a housing having two mating faces with openings for receiving the two modular telephone plugs. The terminals within the coupler comprise wire which is formed to include two resilient portions disposed adjacent to the modular plug openings. A terminal subassembly is disclosed wherein a plurality of solid conductors are aligned side-by-side and a web is molded over the span of wires such that when the wires are cut to the desired length, the integrally molded web forms a terminal subassembly for ease of installation of the terminals within the housing.

Abstract: A method is disclosed for improving both the accuracy of severing electrical terminals from the chains in which they are supplied and the alignment between the terminal and the lead wire which is attached to the terminal. In both cases, alignment marks are formed on the terminal at locations delimiting the maximum ranges of positions for respective transitional edges of the cutting die used to separate the terminals and the insulation-stripped end of the lead wire. The terminal is aligned with the die and the lead wire using these marks prior to cutting and crimping of the wire.

Abstract: A reusable carrier for releasably retaining modular telephone jacks or other small molded articles is stamped and formed from a strip of metal and has a plurality of depending U-shaped clips extending from an elongated carrier strip. The carrier strip is generally flat with a series of pilot holes and struck out, downwardly bent locating projections positioned in between adjacent pilot holes. One of the U-shaped clips extends transversely from the carrier strip adjacent each of the pilot holes and is adapted to be releasably received within a plug receiving cavity of the jack. Each of the U-shaped clips includes a bight portion and opposed legs extending from the bight portion. Each of these legs has a pair of oppositely curved friction springs projecting outwardly from the leg so as to frictionally engage interior side walls of the plug receiving cavity when the jack is placed on the clip.

Abstract: An electrical connector assembly machine for loading an insulating housing having a plurality of parallel apertures with a plurality of contacts. It consists of a housing support for supporting the insulating housing; a table having a plurality of parallel channels at equal intervals and in registration with the parallel apertures for receiving the contacts; a pusher disposed over the table so as to be movable vertically and laterally along the parallel channels and having a plurality of grooves for receiving conductor sections of the contacts when the pusher is lowered. The grooves each have at the front edge a jaw portion for pushing forward crimped strain relief tabs of the contact.

Abstract: An electrical cable assembly comprising a multi-conductor cable having an end portion terminating in a multi-contact connector which includes a rigid shielding shell of electrically conductive material disposed to receive therein a dielectric insert for supporting a plurality of terminal contact members secured to respective conductors in the cable. The dielectric insert comprises a trough-like body and a cover for disposing over the opening of the body, the cover and an opposing bottom wall of the body being provided with respective similar pluralities of mutually spaced holes wherein the terminal contact members are installed. The cover is provided with a plurality of flexible tabs which engage respective ramp portions of the body for locking the cover on the body to form a unitary terminal-supporting structure prior to assembly in the rigid shielding shell of the connector.

Abstract: Centering strips, pluggable onto the contact blades of a wiring backpanel for receiving cable plugs, are provided with fastening disks in the region of openings in the floor of the centering strips through which the contact blades project into the centering strip, the fastening disk likewise including openings for plugging the contact blades therethrough. After the centering strip has been plugged, the fastening disks are located such that their inner edges of their openings cut into the contact blades and their outer edges cut into the floor of the centering strip. A positive fixing between contact blade, fastening disk and centering strip is thereby achieved.

Abstract: A method of producing a plurality of electrical terminals (28) which are in the form of a continuous strip is disclosed. At least one web of insulation material (20) is molded over the terminals (28), so that the insulation material (20) completely surrounds and tightly engages each terminal (28). This method insures that the terminals (28) will be accurately and precisely maintained in position by the insulation material (10). Consequently, the web of insulation material (10) can act as a carrier strip as other operations are performed on terminals (28).

Abstract: A process for selectively manufacturing vertical or horizontal type switch devices using a common form for substantially all parts or components, and products manufactured by the same process. The process comprises subjecting a metallic strip to stamping-out to leave predetermined patterns, each pattern consisting of a set of fixed contact elements, and two groups of terminals extending from the fixed contact elements and perpendicular to each other, and passageways between adjacent terminals in part; cutting some selected sites from the passageways so that one desired group of terminals in accordance with horizontal or vertical type may remain connected to the fixed contact elements before or after the molding with an insulating synthetic resin so that each resulting pattern may be inserted in the mold formed thereby; and making assembly of the thus-obtained mold-with-terminal-pattern and other parts and components.

Abstract: An improved bandoleer of contact carriers for use in a power crimping tool is provided by assembling a plurality of separate contact carriers. Each contact carrier has a uniform exterior size and shape and is further provided with a male connector radially extending from one side, and the diametrically opposite side of the contact carrier is provided with a female connector radially extending from the contact carrier. The female and male connectors are arranged and configured to resiliently couple to corresponding and appropriate opposite connectors with the adjacent contact carrier in the bandoleer. The male connector is a longitudinal web having a longitudinal bulbous portion. The female connector is a socket connector having a restricted opening smaller than the bulbous portion of the male connector. However, the inherent resiliency of the female socket allows the restricted portion to expand to permit passage of the bulbous portion of the male connector into the female socket.

Abstract: An electronic connector assembly in which high performance output contacts arranged in almost any given spacing and sequence are integral with wire contacts to which multiple fine gage closely spaced ground and signal wires of a matched impedance flat cable are connected on wire centers. Changes in the number, gage and spacing of the wires, and in the wiring pattern, spacing and number of the "ground" and "signal" output contacts are easily accommodated. The output contacts and wire contacts are formed from a thin, flat piece of spring metal stock and may be handled during manufacturing as a unitary assembly thereby increasing quality and uniformity and decreasing cost.

Abstract: An armature group for mosaic printing head has a plurality of armatures wherein each armature which is part of an actuation electromagnet associated with one of a plurality of printing needles, is fixed to an elastic arm of a spring steel spider having as many arms as there are armatures. The spider, besides performing an armature positioning function allows the armature group to be handled as a unitary element which is easy to assemble. The thrust arm of each armature further has a double bend so that the plane between such arm and the corresponding needle head is perpendicular to the axis of the needle and passes through the fulcrum of the armature. This minimizes the buckling force which the needle has to undergo during the actuation phase. The construction of the armature group can be accomplished by a completely automated manufacturing process.

Abstract: A fixture for a plurality of tubular electric lamps comprises an elongated insulating angular frame having two perpendicular flanges joined together. Metal conductor strips carried on the back side of the flanges have integral lamp carrying tabs spaced along the length of the conductors that protrude through slots in the frame. Tabs are thus disposed along the entire length of the frame to support lamps in axial alignment. The flat conductors are secured to the back side of the flanges by crimping the portion of the tabs adjacent the front side of the flanges.

Abstract: In accordance with the method, a supporting body (21) is formed by arranging contact members (3) so as to be adjacent and mutually parallel in a straight line and by moulding the contact members in a ribbon-like, flexible plastics body (1) while leaving contact portions (5) free. Subsequently, the body is rolled up so as to form a cylinder which is mounted in a bush (19) in order to form the supporting body (21). Prior to rolling up connection portions (7) of the contact member (3) are connected to conductors (9) of a cable (11). Finally, the assembly thus formed is enclosed by a plug body (25) which leaves the contact portions (5) free.

Abstract: A plated metal assembly used for packaging hybrid microcircuits features both insulated and grounding leads plated with successive layers of nickel and gold, the leads attached to a metal header which is plated only with nickel. A method for mass producing the assembly includes pre-plating the grounding leads, and brazing them to the header after the header and insulated leads have been assembled and plated.

Abstract: A gas pressurizable coaxial cable and termination fitting assembly in which a shroud means of the fitting is sealed to the jacket and extends beyond the jacket end to surround an end portion of a coaxial conductor assembly. The termination fitting also includes an annular dielectric plug which concentrically surrounds the inner conductor. The plug is resiliently compressible to seal against the inner conductor under a radial pressure exerted upon the plug and to release itself when the pressure is removed. A holding device is detachably mounted to hold the plug in a sealing position and also to form an airtight seal with the shroud means. The holding device engages one axial side of the plug to compress it against an abutment surface and opposing radial surfaces of the plug and device also apply a radial pressure to the plug.

Abstract: A continuous strip of spaced-apart electrical contacts is taught. Briefly stated, a mold structure is utilized to position a plurality of contacts in a mold. A polymeric material such as silicone is thereafter injected into the mold which fills the interior portion of the contact as well as encapsulating the exterior upper portion of the contact, thereby producing a strip of spaced-apart electrical contacts having a molded carrier strip of flexible polymeric material. The strip is advanced such that a portion remains in the mold. The mold is then refilled with additional contacts, and the material is again injected to encapsulate the additional contacts as well as to secure this strip to the previous strip.

Abstract: In connection with a small-sized contact pin package for engagement with a plug socket of approximately circular cross-section, it is proposed that the contact pin package should comprise a basic pin, whose cross-section is elongate, over at least a partial section of its length, with a long cross-sectional axis, whose length corresponds approximately to the inside diameter of the plug socket, and with a short cross-sectional axis, and that there should be provided, on at least one of the basic pin partial section lateral surfaces which are vertical to the short cross-sectional axis, a contact spring subjected to bending, which spring extends in the longitudinal direction of the basic pin and is supported on this lateral surface and is conductively connected to the basic pin and is dimensioned with the circumference of the plug socket for electric contact engagement with radial tension.

Abstract: The armature assembly for matrix print heads having a plurality of magnetic drives for a corresponding plurality of print elements is made by providing an annular armature ring and positioning a disc annulus inside the armature ring in a concentric relation thereto; a resilient arm ring is superimposed upon the disc and armature ring so as to establish concentric placement thereto; the arm ring is fastened to the armature ring and the arms of the arm ring to the disc such that the ring arms extend above an annular gap between the armature ring and the disk; subsequent slots are thermally cutting into the disk to obtain individual armature arms, the slots extending into and through said annulus to divide the annulus into individual arms that remain connected to the armature ring on account of the fastening. The disk may have been cut out from the armature ring.

Abstract: Disclosed is a laminated multiconductor connector having a plurality of free standing metal terminals with oppositely facing nested surfaces and circuit board tails for electrically engaging the printed circuit board. Dielectric material is disposed between adjacent nesting surfaces of the terminal body in such a manner so as to insulate the nesting surfaces of adjacent terminals and to form a continuous mutually supported stacked array of terminals when mounted to the printed circuit board.Also disclosed is an intermediate subassembly and a related method of production the multiconductor connector.

Abstract: Disclosed is an apparatus for voiding selected terminals from a connector assembly wherein an array of terminals, joined to a common carrier member, are partially preloaded in a connector housing. The apparatus includes a punch having a first projection which engages and deforms the terminal. The punch further includes a second projection following the first projection, for severing the terminal from the carrier strip. The selected terminals are disengaged and extracted from the connector housing and severed from the carrier member, at the voiding station.

Abstract: A plurality of lengths (52--52) of wires (54--54) are advanced along parallel paths and clamped after which each length is formed into a retroflexed configuration at a wire-forming station (50). The partially formed lengths of wire are stored in a nest of a transport device (115) and severed from supplies (56--56) of the wires. Then the transport device is moved to deliver the partially formed wires from the wire-forming station to an assembly station (60). Forces are applied to the partially formed wires to hold an upper portion of each compressed toward a lower portion to allow end portions of each to be moved into guide channels of a plastic housing (32) having a plug end (34) and a jack end (36) which includes stacked cavities (38, 39). Portions of tooling (241,242) inserted into the jack end provide guide paths for the end portions of the wires during their movement into the housing and to the jack end.

Abstract: Tooling connected to the punch pad and die pad bolsters of a progressive die operable as the contacts are being punched out to hug or impact opposite side edges of a contact and thereby form mounting and/or electrical energy transfer surfaces on the side edges. The tooling makes contacts having mounting sections with mounting surfaces which provide for improved mounting characteristics and which also may function as electrical energy transfer surfaces. The tooling makes contacts having retention sections, the retention sections having a pair of outboard arms and an inboard arm and which, when the retention section is inserted in a circuit board aperture, will be engaged by the outboard arms and function to prevent the metal of the outboard arms from being strained beyond the elastic limit and the outboard arms having surfaces formed by the tooling.

Abstract: A method for manufacturing a contact assembly for an electronic component commences with providing (1) a length of wire formed into a continuous series of loops each having a pair of legs joined at a closed end, the series of loops comprising first and second pluralities of loops extending laterally in opposite directions from a longitudinal axis, each loop in one plurality axially located between the legs of a loop in the other plurality; and (2) a strip of metal having a plurality of prongs extending laterally from one side and spaced apart by the same distance as are the loops in the first plurality. The prongs are bent to form a slightly acute angle with the strip. The length of wire is attached to the strip so that each of the first plurality of loops extends into the space previously occupied by a prong before it was bent, the second plurality of loops extending outwardly from the opposite side of the strip.

Abstract: An electrical connector for electrical connection to conductive members of a ceramic chip carrier comprises first and second dielectric frame members each of which has opposed side members in which electrical terminal posts are secured at spaced intervals with top sections extending above upper surfaces of the side members and bottom sections extending below bottom surfaces of the side members. Rail members extend between respective side members of each of the frame members so that when the frame members are nested together the rail members of one of the frame members are disposed in engagement with the rail members of the other of the frame members. Latching members on each of the frame members latch the frame members together thereby forming a chip carrier-receiving area so that the top sections of the terminal posts can be electrically connected to respective conductive members when the ceramic chip carrier is positioned within the chip carrier-receiving area.

Abstract: The present invention relates to an assembly of contacts to be soldered, constituted by a web in which the contacts are formed and connected together at their end by strips wherein the contacts are alternately disposed in a plane but parallel in laterally spaced relationship and disposed head to tail.

Abstract: Method and apparatus for assembling electrical connectors of the dual in-line type wherein contacts are separated from a contact strip and inserted into contact openings in the connector body. The contacts are arranged in the contact strip at a lesser pitch then the pitch of the openings that they are received into on the body. Means and methods are described to separate the contacts from the strip and align them with their respective openings of the body to which they are assembled.

Abstract: In an electrical plug connection comprising two matching elements which can be detached at any time, in order to avoid the difficulties of pushing one element on to the other during the assembly of a piece of equipment and the uncertain contact pressure which results by doing so, the matching elements are connected to form a plug unit, which can later be detached, as part of the manufacturing operation thereby insuring good alignment when they are pushed together and guaranteeing proper contact pressure.

Abstract: An electrical connector for connecting electrode members of a chip carrier to circuit paths of a circuit board comprises a base housing having rows of aligned apertures extending through a bottom section of the housing. A contact assembly has electrical contacts which include spring contact portions for electrical engagement with respective electrode members of the chip carrier and inclined and aligned terminal portions in rows that are disposed in respective apertures for electrical connection with respective circuit paths of the circuit board and a depressing member on the base housing that depresses the electrode members of the chip carrier into wiping electrical contact with the contact portions.

Abstract: A modular printed circuit card edge connector or a cable connector plug is made in several parts including the connector body, a bottom plate, two separate end caps and a plurality of connector terminals. The body of the connector can be cut to any length and assembled with the other parts to provide a card edge connector or cable connector of a desired length. In a second embodiment of the invention, a press fit connector is made up of the modular parts. The base plate is not used and the body of the connector is used to press fit the terminals into a circuit board.

Abstract: In a bandoleer of composite insulation displacement connectors, the tubular end portion of each composite connector incorporating diametrically opposed bifurcated insulation displacement contacts is joined to a side edge of a metal strip by a fracturable link so folded out of the plane of the strip that the common axis of the slots of the bifurcated contacts lies at an acute angle to the longitudinal axis of the strip. This acute angle is such that, when composite connectors are fitted into adjacent holes in a circuit board, the positions of the bifurcated contacts of each composite connector are such that a length of insulated conductor introduced between the limbs of the bifurcated contacts of the composite connector will extend between neighboring composite connectors with negligible risk of rendering difficult connection of a length of insulated conductor to a neighboring composite connector.

Abstract: Projecting leads (28) on a support container (16) for a mini-oscillator assembly (14) initially are straightened in perpendicular directions in a lead-straightening mechanism (48). The straightened leads (28) then are reverse-bent in a bending mechanism (50), utilizing contact pads (26) on a substrate (22) of the mini-oscillator assembly (14) as anvils, so that the lead outer end portions retain the assembly adjacent the support container and so that the lead outer end portions can be bonded to the contact pads. Seating of the lead outer end portions (59) firmly on the contact pads (26) is insured by a lead-seating mechanism 60. The lead-bending mechanism 50 also applies pressure to the substrate (22) in the lead-bending operation to cause uniform spreading of an adhesive material (33) between the substrate and the support container (26).

Abstract: A single piece electrode comb or device includes two circuit boards having conductor paths and two separate rows of needle-like recording electrodes which are electrically connected to separate paths of the respective circuit board encapsulated in a single plastic resin body with the electrode rows extending to a recording edge formed in a rib along one edge of the body. To form the electrode comb, a device having two substantially similar rectangular cross-sectional shaped halves is assembled in one position to form a winding core on which a wire is wound with a plurality of turns, clamped and joined to the respective circuit boards which are mounted on faces of the two halves, subsequently the wires are separated along a parting plane and the two halves are disassembled with one being rotated 180.degree.

Abstract: An electrical connector programming tool is provided which is operable "in-the-field" to program the bus bar of an electrical connector for a flat ribbon cable. The tool includes a tray subassembly adapted to removably retain a connector having a bus bar to be programmed, and a head subassembly having a plurality of selectively extendable tongues adapted to program the bus bar.

Abstract: Process for producing a multipolar multipoint connector (terminal strip) with a plurality of contact prongs arranged one beside another on a plastic carrier or the like. For this all of the contact prongs still joined together by webs are assembled on the carrier in one operating step and only then are cut apart (or separated) from one another. An improved carrier as well as a better assembling (or mounting) ensure a form-locking joining of the contact prongs with the carrier. Besides this, a process for providing the new multipoint connector is supplied.

Abstract: The fuse holder comprises a socket member composed of two thermoplastic members joined by ultrasonic welding with formation of a solder-tight welding joint or seam. Contact members disposed within the socket member extend to the exterior and include sealing members or locations which are sealingly enclosed in the welding joint. A lateral contact of these contact members is connected electrically to the connection conductor of a head member made of synthetic material by a bayonet joint and a spring is provided to supply the engagement pressure effective at the fuse.

Abstract: A frame-type electrical connector for connecting leadless integrated circuit packages to a printed circuit board is disclosed. The connector includes a frame member having generally rectangular sides. A lead frame containing a plurality of flat conductive elements is molded in place in each of the sides of the frame. After molding, the conductive elements are shaped to form both pressure contacts and pin terminals. The pressure contacts are designed to contact the leadless package, and the pin terminals are designed to be soldered into the printed circuit board.

Abstract: The present invention relates to manufacture of electrical conductors by winding small gauge wires helically on a drum, bonding the wires to a flexible sheet of polymeric material also wrapped on the drum, and stripping from the drum the composite of wires and polymeric material that form an array of flat, spring resilient, lengths of substantially parallel conductors.

Abstract: A microcircuit package in which one or more leads can be grounded to the package by a simple procedure which is performed on a package of usual construction. A braze preform is placed over a lead to be grounded, a metal washer is disposed over the lead and preform, and the assembly is brazed to cause fusing of the washer to the lead and to the header to provide a low resistance grounding connection between the lead and package.

Abstract: A three-row, fifty-position D-connector for mass termination of flat multiconductor cable includes contact elements having insulation-piercing end portions in longitudinally singular locations and terminal end portions conforming in position to the industry-dedicated D-pattern. A method for making the connector provides for deriving diverse contact element sets from a common contact element strip configuration.

Abstract: Ceramic substrates are pinned using powdered metallurgy pins formed in situ on the substrate.

Abstract: U-shaped forms (1a) are cut in a band (1) consisting of electrically conductive material, which free cut the future measuring elements (1c) except for a connection at one side with band (1). The band (1) is placed on an insulating base (2) and connected with it. The band (1) is then cut along lines A and B, to provide individual electrically conductive elements (3a) arranged in succession and isolated from the teeth (3b) of the cut band (3). The thus produced scale can be reinforced by application of a carrier band (5).

Abstract: A compliant terminal pin for use in electrical connectors for housings or circuit boards and the like which is press fitted into position and is retained in the connector housing, printed circuit board or the like by means of a friction fit. The terminal includes a rigid post at one end and a resilient spring contact structure at the other end thereof. The contact structure and the post are joined by an intermediate section having an aperture therethrough and a lance or tyne extending outwardly from the bottom of the aperture, the tyne being fittable into the aperture but being of smaller dimension. The intermediate section is a spring member having tapered sides with the narrow portion of the taper extending toward the post. The intermediate section can move inwardly from both sides by spring type action to occupy a portion of the aperture, thereby decreasing the dimension across the intermediate section.