Abstract: A connection system which includes fiber optic data links comprises a connector plug at the end of fiber optic cables and a mating header connector which house electro/optical devices and which is mounted on a printed circuit board. The header connector makes optical connections between the fiber optic cables of the plug connector and the electro/optical devices and electrical connections between the electro-optical devices and the circuitry of the printed circuit board. The header connector also includes a row of terminals for making purely electrical connections for electric cables which are terminated in the connector plug.

Abstract: An electrical header (40) comprises an insulating block (42) having contact elements (44) thereon which are made from bent drawn wire, each contact element (44) comprising a contact portion (46) extending across one side (41) of the block (46) and a leg (50) for insertion into a hole (H) in a printed circuit board (PCB). An electrical jack (2) for mating with the header (40) has an insulating housing (4) with a cavity (b 6) for receiving a mating plug. Terminals (10) secured in a wall (12) of the housing (4) have contact springs for engaging contacts of the plug and contact tails (18) with contact loops (24) which are bowed away from the cavity wall (12) to engage the contact portions (46) of the header (40) when it has been mated with the jack (2). This construction of the jack and header avoids the need to taper ends of the wires from which the contact elements are made, for mating with the contact tails.

Abstract: A contact element and contact element assembly of electrically conducting material, intended, in particular, for surface mounting at a connecting area near the edge of a circuit substrate comprising an opening or recess. The contact element has a flat base face which in the mounted state of the contact element is situated completely or partially opposite the connecting area. The contact element also has at least one positioning device which projects from the flat base face and extends into the opening or recess of the substrate the contact element is mounted to the positioning device may be a positioning finger which fits freely into the opening or recess, or a positioning finger which acts on the substrate in a manner such that a retaining force is provided for keeping the contact element in position.

Abstract: A pin header (10) for being surface mounted on a back panel is disclosed. More particularly the pin header (10) includes contact elements (18,110) having outwardly facing contact surfaces (46,138) on spring arms for engaging circuits on a back panel. The contact elements (18,110) are positioned in dielectric inserts (22,148) which are positioned in a shell (20) and further include pins (24,142) for electrically engaging a receptacle connector.

Abstract: A connector for connecting a circuit carrier to a board or card that includes a contact pin having a stem portion and a head portion. The head portion contains at least one hertz dot thereon. The outer surface of the hertz dot is gold.

Abstract: A pluggable electrical connector is provided having contact elements with first ends soldered to a daughter board, midsections which are crimped and bent through ninety degrees, and second ends which have a converging portion and which terminate in bifurcated conical contact portions which make contact with the rims of contact-quality plated through holes of a mother board. By causing contact between the rim and the cone surface, normal forces greater than the mating force are generated. The connector housing includes self-centering funnel openings adjacent the mother board for centering the converging portions of the contact elements therein in a nominal position and for acting as a preloading stop. The housing also includes side-wall locking tabs which hold adjacent rows of contacts at identical fixing points relative to the ninety-degree bend to ensure identical spring parameters for all contact elements.

Abstract: An electric connection box includes a pair of upper and lower cases connected together to provide a casing, one of the upper and lower cases having an electrically insulating housing. A wiring assembly is accommodated within the casing and includes an electrically insulating plate and a plurality of bus bars mounted on the insulating plate. External connection terminals are electrically connected to the bus bars and have respective contact portions received within the insulating housing. Each of the external connection terminals includes a base portion, a plurality of contact portions formed on one lateral edge of the base portion, and a bus bar-gripping portion formed on the other lateral edge of said base portion. The base portion is fixed to the case, with the contact portions extending into the housing. When the wiring assembly is covered or enclosed by the covers, the bus bar-gripping portion is press-fitted relative to the bus bar.

Abstract: A thick film integrated circuit having a terminal with a plurality of parallel legs each having an angled foot portion for connection to the thick film circuit board. An elongated tie bar extends perpendicular to the legs and connects the legs to each other for stabilization. The tie bar has sufficient mass and is positioned sufficiently far from the foot so that heat can be applied to the foot to solder it to the thick film substrate. The legs are positioned in a guide bar with tapered sides to provide a self-centering feature when the terminal is coupled to a connector.

Abstract: A coaxial connector 17 comprises, a center contact 41, a dielectric body 50 encircling concentrically the center contact 41 and a conductive and unitary shell 25 encircling the dielectric body 50, and the shell 25 is adapted for insertion into and along a cavity 18 of a housing block 8, wherein each flange 31 of the shell 25 along a corresponding side of an open seam 30 projects outward radially from the shell 25 for alignment into and along a recess 20 extending inthe housing block 8, and a corresponding terminal 33 extends from each flange 31 through the recess 20 and outwardly of the housing block 8, and the corresponding terminals 33 are side by side to provide a composite, single post 34 for insertion into a single aperture of a circuit board.

Abstract: The present invention is an automated connection for a vehicle radio. A printed circuit board and electrical receptacle are disposed within a housing and secured thereto. An interface is secured to the housing for engagement with the receptacle to allow electrical connection between an external object and the receptacle.

Abstract: Accordingly, the present invention is an automated connection for a vehicle radio. The vehicle radio includes a housing having a top plate, bottom plate, front and rear plates and side plates. A printed circuit board is disposed within the housing and secured to the bottom plate. At least one electrical female connector is secured to the printed circuit board. The front plate has a plurality of apertures corresponding to the location of the female connector. A male connector electrically connected to an external object is secured to the housing and adapted to engage the female connector to allow electrical connection between the external object and the printed circuit board when the front plate is assembled to the housing.

Abstract: Electrical component equipped with contacts for its electrical connection with its electrical environment. It is provided with two sets of contacts interconnected electrically by groups of two contacts belonging respectively to these two sets. One of these sets of contacts is constituted by contacts adapted to ensure electrical connections by simple pressure contact on respectively oppositely situated conducting spots, mechanical fastening means being also provided to fix the electrical component mechanically to a support associated with said conducting spots. The other of these sets of contacts is constituted by contacts adapted to be connected mechanically, particularly by welding, to respective conducting members or conducting spots.

Abstract: A circuit board terminal assembly includes a circuit board having a plurality of conductor strips arranged thereon and a plurality of connector and functional terminals mounted on the circuit board. The connector terminals are adapted for connection with an electrical conductor and with the circuit board conductor strips while the functional terminals are adapted solely for electrical connection with the circuit conductor strips. Thus, a functional terminal is selectively electrically connected with the connector terminals and the other functional terminals via the conductor strips. Each terminal includes on its side walls elements for mechanically connecting adjacent terminals together.

Abstract: A connector for a printed circuit board (9) comprises a housing (1) containing contacts (5,6,7). The housing is fixed to the board by the engagement of splined pins (4) at either end, in corresponding holes 11 in the board. As the connector is pressed down onto the board, the contacts engage contact surfaces (10) on the latter and are pushed back into the housing. A layer (8) of frictional material, through which the contacts pass retains them in their adjusted position during subsequent handling and soldering. The contacts can have lower ends of different profiles of which three are shown.

Abstract: A printed circuit board connector which permits relief from thermostress conditions on terminal/wire-run joints has a thermoplastic header that contains terminal holding cavities which allow the walls of the cavities to slide over a tail and contact sections of each terminal as the header material expands under the extreme high temperature transitions.

Abstract: A method for providing a receptacle includes the steps of: providing a stamped blank having a strip-like conductor which includes longitudinal edges (7), a resilient contact plate, a connective plate having a first portion and a second portion, and at least one projection: a first bending step for bending the extension such that flat surfaces of the projection are perpendicular to flat surfaces of the resilient contact plate; a second bending step, conducted after the first bending step, for bending the first portion of said conductive plate such that flat surfaces of the resilient contact plate are perpendicular to flat surfaces of the strip-like conductor; and a third bending step, conducted after the second bending step, for bending the first portion of the connective plate such that the flat surfaces of the at least one projection are perpendicular to the flat surfaces of the strip-like conductor.

Abstract: A battery contact (1) for connecting a battery (9) to an electric circuit (4) is comprised a first portion (2) for coupling to the electric circuit and a second portion (3) for coupling to the battery. The contact is made in one piece of electrically conductive sheet metal and is cut and bent so as to form the second portion into a tapered helical spring. The first portion (2) is formed with two retaining prongs (6,7) which facilitate locating and fixing the contact to the electric circuit (4) and a tab 8 which is used for soldering the contact to the electric circuit. In order to allow the contact to be easily picked-up in an automatic manufacturing line, a flat handling portion (11) is provided between the first and second portions.

Abstract: An electrical pin header connector (2) comprises an insulating housing (4) having an interface surface (6) and an opposite mating face (8), between which extends a grid array of electrical contact element receiving cavities (10). In each cavity (10) is an electrical contact element (12) having an elongate contact spring (14) with a contact nose (16) projecting from the interface surface (6) for engagement by a respective contact pad (44) of a grid array of contact pads (44) on an interface surface (42) of a mother printed circuit board (40). Each contact element (12) has a contact pin (26) projecting from the mating face (8) of the housing (4). The contact springs (14) are angled by 45.degree. with respect to X and Y axes of the grid array of cavities (10), for maximum contact density. The contact pin (26) of each contact element (12) has been twisted through 45.degree.

Abstract: A connector assembly (26) for use with a printed circuit board (30) wherein a true coaxial connection is provided. The connector assembly includes a housing block (36) with a plurality of bores (38) aligned with the plated-through apertures (42) of the circuit board. Each of the bores (38) contains a coaxial connector subassembly (50) which provides surface contact with the signal pads (46) and ground pads (48) surrounding the apertures (42).

Abstract: A connector (28) for use with a printed circuit board (26) and adaptable for single or double sided use as a signal launcher or feed-through, respectively. The connector includes an outer sleeve element (58) and a center contact element (46) which has a support portion (54) extending through an aperture (40) in the printed circuit board. The distal end (68) of the contact element (46) is secured by interference fit with a locking ring (72) on the other side of the circuit board.

Abstract: An electrical connector comprises a relatively rigid circuit board of thermoplastic material, a support plate of the same material and a plurality of metallic bus strips disposed in channels of the circuit board. Each of the bus strips has a flanged female terminal portion comprising a pair of cantilevered contact fingers which engage pin terminals inserted in pin holes of the support plate. Each bus strip has a perpendicular male terminal portion at the opposite end which is disposed in an integral connector body of the circuit board.

Abstract: An electrical header assembly for a printed circuit board or the like comprises a housing of thermoplastic material having a mating portion and a conductor portion and a row of laterally spaced insert molded blade terminals of stamped sheet metal construction. The blade terminals have tails which are bent vertically in a secondary bending operation to provide vertical legs which are positioned and retained by laterally deflectable walls defining channels at the end of the conductor portion of the housing. The housing has a narrow peripheral groove which is defined by confronting faces of the mating and conductor portions of the housing and which is adapted for mounting the electrical header connector on an apertured panel wall.

Abstract: In a device with openings for receiving pins of electrical components therein an including spring elements which are bowed in toward the center of the opening at the bottom thereof, and is then bowed out in the middle of the opening and drawn back towards the center of the opening at the top to form a funnel for receiving one of the pins.

Abstract: A centering strip for plugging onto a backplane printed circuit board provided with contact blades accepts plugs in a housing opening and accepts contact blades through openings in a floor of the centering strip. In order to guarantee that the individual cable plugs are correctly plugged into the proper location on the centering strip and that the centering strip is not damaged when the plug is inserted into the housing opening, the centering strip is divided into a plurality of segments by transversely oriented partitions. The partitions have two sides on an upper half portion which forms a mechanical coding devices for the plugs to be accepted. The lower half of the partitions are provided with cavities for acceptance of contact blades. The depth of the cavities is dimensioned such that the centering strip is supported on the contact blades by a solid middle part located between the upper and lower half portions of the partitions.

Abstract: A 3-module electrical connector custom assembled for specific applications by mating together a central module and first and second contact modules to form an insulative housing for electrical contacts. The central module has a single row of contact receptacles for housing electrical ground, voltage or signal contacts. The first and second contact modules are selected from a group of preformed contact modules having configurations of from one to three rows. By proper selection of the first and second contact modules, a 3-module electrical connector can be custom assembled to have a predetermined number of rows of contact receptacles. The total number of contact rows can be odd or even numbered, and can be symmetrical or asymmetrical with respect to the single row of contact receptacles of the central module. The 3-module electrical connector can be used for insertion mounting of the terminal portions of the electrical contacts in corresponding holes of a printed circuit board.

Abstract: A pin holder for a separable electronic plug connection wherein a number of resilient lips are formed on the holder. The lips are provided at their free ends with an inwardly protruding hook-shaped part. The pin holder has a pin carrier located therein. The pin carrier has outwardly, directed protruding parts formed thereon which, in the assembled state, engage behind the hook shaped parts which have been provided with obliquely running contact surfaces. At least one shoulder inside the holder preferably forms stop means. The pin holder is further provided with openings in an intermediate wall through which pins can extend.

Abstract: A printed circuit board assembly having a first main printed circuit board and a connector connecting to the main board. A subsidiary board connects to the connector. The main board has a plurality of socket holes and the connector has a corresponding plurality of pins. The invention overcomes the problem of the prior art assembly, which requires a different main board to accommodate each type of connector having a different pin spacing. The main board of the invention has a combination group of four rows of holes, including a first row of holes and a third row of holes having a same first lengthwise spacing which receive the pins of one type of connector and including a second row of holes and a fourth row of holes having a same second lengthwise spacing which receive the pins of another type of connector. The first row of holes respectively having a first set of outer conductors. The first row of holes also respectively have a first set of inner conductors.

Abstract: A right-angle connector having an array of angulate contact elements supported by a locking support member in frictional engagement with said connector. The array of angulate contact elements consists of at least two rows varying in extension and height. The locking support member is received into the open-ended rear surface of the connector and indents within the member are disposed to individually receive a contact element. The indents are volumetrically staggered to coincide with the array of contact elements.

Abstract: An electrical connector having contact elements, for mounting a leadless circuit board to a mother board. Each contact element is provided with a projection laterally projecting therefrom which engages with the lower opening edge of a through-hole of the mother board to maintain the connector in contact with the surface of the mother board. Connector apertures are arranged to a zigzag pattern to form first and second rows, and the contact elements are inserted in the apertures of the first and second rows with reversed orientation.

Abstract: A surface mountable electronic component socket for mounting on the surface of a printed circuit board includes a socket made of insulative material and a plurality of surface mountable terminals which are disposed within the socket body. Each terminal includes a lead portion for surface mounting on an associated contact area of a circuit board, and a hollow body section adapted to receive the lead of an integrated circuit or other electronic component. Each terminal is axially movable or floatable within its respective opening in the socket. This axial movement of the terminals accommodates misalignment which may occur between the surface mounted leads and the printed circuit board thereby providing reliable engagement of the socket with the circuit board.

Abstract: Electrical apparatus comprises a backplane board of dielectric material and at least one run of conductive material. An aperture extends through the dielectric material and through the run of conductive material. A conductor member may be connected to the run of conductive material by means of a connector comprising a first connector member secured to the conductor member and a second connector member that is mechanically mateable with the first connector member. One of the connector members has an essentially rigid elongate member of conductive material that is embedded in a block of dielectric material and can be inserted into the aperture from one side of the board to contact the run of conductive material and that, when so inserted, projects from the other side of the board. The block of dielectric material prevents inadvertent contact with the live electrical conductors of the backplane.

Abstract: Plated-through-holes of printed circuit boards are segmented to provide a plurality of conductors. Matching connector pins having insulating cores and patterned conductive portions are mated with the conductors of the plated-through-holes. Each of the conductors of the holes can be connected to a different one of the patterns on the printed circuit boards thus forming a high density interconnect system.

Abstract: A modular connector (10) has a generally rectangular insulating housing (12). A one piece conductive member (14) is mounted within and extends from the housing (12). The conductive member (14) has a common conductive portion (16), compliant pin portions (18) extending from the common conductive portion (16), a socket portion (20) extending from the common conductive portion (16), and a tail portion (22) connected to a bus element (23). The socket portion (20) has a circular receptacle (24) in face (25) for receiving a mating pin contact (52) of another connector (10) and a plurality of tines (28) extending axially with respect to the receptacle (24) to engage the mating pin contact (52). The housing (12) has a substantially open bottom (30) having slots (32) along sides (34), which receive the pin portions (18) of the conductive member (14).

Abstract: A disconnecting distribution frame for a small telephone extension system with a plurality of electrical terminals arranged in pairs, each pair of terminals being equipped with corresponding plug contacts and being electrically interconnectable by means of a coupling plug, is formed from one half of a conventional disconnecting distribution frame which is attached to the carrier of a subassembly rack having a guide strip for a printed circuit board. The other half of the disconnecting distribution frame is formed by plug contacts. These plug contacts are attached to the printed circuit board, which is inserted into the guide and correspond in height to the plug contacts on the carrier and are aligned with these. A coupler plug for making the electrical connection is attached to every two plug pins located opposite one another.

Abstract: An electrical terminal for connecting a power supply section (35) to a circuit board (50) which requires no tools and utilizes minimal space on the circuit board (50). The terminal having mounting pins (14) which frictionally and electrically engage holes (30 in the circuit board (50) and a contact portion (18) which resiliently contact the power supply section (35), thereby effecting a positive electrical connection between the power supply section (35) and the circuit board (50).

Abstract: An electrical connector for a printed circuit board consisting of a housing having a body section with a plurality of receiving apertures and a depending post section, and a plurality of female contacts fitted in the receiving aperture and capable of receiving a male contact in either front or rear opening. The female contact has an elongated wiring section which fits in the longitudinal groove and a lateral slot provided in the post section, thus providing female contacts free of a flux deposit and firmly retained in the housing.

Abstract: A connector assembly is effected between a board with a plurality hole of holes of given internal diameter and a connection body having an insulating piece with bores therein equal in number to the holes of the board and generally aligned therewith. Pins equal to the number of holes and bores have opposite ends projecting respectively beyond parallel faces of the insulating piece. Each of the pins has from its end proximate to the board, a first longitudinal section of a diameter smaller than the internal diameter of the holes in the board, a second longitudinal section of a diameter larger than the internal diameter and a tapered part joining the first and second sections, at least one guiding part located in a corresponding bore of the insulating piece and the pin terminating in a male connection member.

Abstract: A power distribution connector (10) has an insulating block (12) with a bus element (14) supported by the insulating block (12). Contact pins (20) are attached to the bus element (14) and extend through the insulating block (12). An additional contact (38) is electrically connected to the bus element (14) and is configured to engage a mating contact (42).

Abstract: A method of connecting a coil as mounted in an electric watch or clock in which a lead wire of the coil is made to cross a conductor near the terminal portion of the coil. The lead wire is drawn so as to traverse beyond a conductor to which it is to be attached, and the lead wire is anchored by an anchoring device so as to hold it against the conductor. The lead wire is then bonded to the conductor at the point of traverse.

Abstract: A female coaxial connector having a substantially cylindrical conductive shell with an opening for receiving the columnar connecting portion of a male coaxial connector, which comprises a female contacting portion provided within the opening and having at least one pair of contact fingers extending in the circumferential direction so as to give elasticity and defining a clearance communicating with the opening, and a protective member provided in contact with or in the proximity of the outside of the female contacting portion for the protection thereof. A method of making a female coaxial connector, which comprises the steps of stamping conductive shells and protective members in integral form, folding the integral conductive shell and protective member at a bend to form a double structure, and making the double structured conductive shell and protective member into cylindrical form, followed by the insertion of an assembly of a dielectric body and a female terminal into the conductive shell.

Abstract: An electrical connector assembly (1, 1', 100) having a conductive exterior shell (16, 16', 116) and a conductive intermediate shell (41, 41, 141) frictionally engaged by corresponding conductive contacts (49, 49, 149, 149) of the same construction in the form of strip form clips having electrical terminals (52, 52, 152, 152) projecting outwardly of an insulative body (2, 102) that positions the shells (16, 16', 41, 116, 141) with respect to the openings (14, 114) into which the contacts (49, 49, 149, 149) are inserted for latched engagement with the body (2, 102) and for electrical connection with the corresponding shells (16, 16', 41, 116, 141).

Abstract: An electrical connector incorporates a ground strap conductor that more efficiently grounds the shield of a multi-conductor shielded cable. The ground strap conductor at one end includes a spring contact portion which is indistinguishable structurally and functionally from the spring contact portions of the normal conductors of the connector. The other end of the ground strap conductor is of greatly increased surface area in order to provide a wide, short path to ground for the high frequency EMI and high voltage spikes. A solder post tip is provided for terminating the ground strap after insertion through an aperture in a PCB, and the invention is particularly designed for use with telephone-type modular jacks and modular shielded cables terminated in telephone-type modular plugs.

Abstract: A receptacle assembly for making electrical connections to a circuit board mounted in a chassis facilitates assembly of the components and avoids damage to the circuit board connections due to vibrations and shock. The assembly includes a receptacle connector having a housing adapted to be supported on a panel of the chassis and a plurality of terminals supported within the housing. A mounting bracket has a base portion and a grounding bracket clamps the base against the circuit board. Apertures in the base are aligned with a pattern of holes in the circuit board. A flange on the grounding bracket is attached to the panel and a standoff on the grounding bracket positions the mounting bracket and the circuit board in the chassis. A length of multiple conductor flexible cable has conductors with first ends connected to the terminals of the receptacle connector and second ends extending through the apertures for connection to the circuit board.

Abstract: A telephone jack assembly having a modular unitary housing, and jack field comprising a plurality of jack assemblies. Each jack assembly includes a plurality of jack contacts for engaging and receiving a telephone plug in a plurality of positions, wherein the jack contacts are retained by a unitary housing formed to maintain the jack contacts in physical alignment for electrical contact to the plugs when fully seated. The unitary housing includes recesses therein to accurately retain the jack contacts in precise height, width and depth positions relative to the plugs inserted therein, replacing the numerous elements and spacers heretofore used in a telephone jack assembly. The individual jack assemblies are then connected to external wiring connecting blocks by flexible printed circuits having constant impedance path pairs, which replace the individually hand-wired twisted-pair construction previously used.

Abstract: In a brushless motor, a rotor magnet comprises a main magnetizing member with alternate N-poles and S-poles and a subsidiary magnetizing member for detecting rotational speed disposed at an inner side and having N-poles and S-poles arranged at a smaller pitch in comparison to the main magnetizing member. A stationary plate is provided with stator coils opposed to the main magnetizing member and a detecting substrate has a pattern in opposition to the subsidiary magnetizing member for detecting rotational speed. The detecting substrate is installed on the stator coils, and leads from the detecting substrate extend through the center of the stationary plate towards the rear side thereof, to avoid the signal distortion of prior art designs.

Abstract: Piezoelectric polymer film transducers include a metallized film electrode deposited on each of the two surfaces of the film. The electrodes are provided with leads extending therefrom in staggered parallel relationship. Each lead of the improved connector is associated with a reinforced assembly comprising plastic strips, a terminal connector, optional spacer washers, and a metal rivet penetrating the assembly such that electrical contact is effected between the lead and terminal connector. To insure positive electrical contact, a conductive ink may be deposited on one of the plastic strips through which an orifice is provided. The orifice communicates with a selected lead. The ink coats walls of the orifice to insure electrical continuity between the lead and terminal connector. A modified connector assembly disposes the reinforced connectors beyond the edges of a substrate which carries or supports the piezoelectric polymer film transducers.

Abstract: The invention relates to an electro-hydraulic governor particularly for a turbo-jet engine.All of the electro-hydraulic or electro-pneumatic equipment units such as solenoid valves are arranged on a common plate face of the governor, the latter being provided with a printed circuit connection plate of which the substrate faces the plate surface.The hydraulic connections are made fluid-tight between the equipment units and the governor by means of apertures with seals therein, which apertures pass through the printed circuit plate.

Abstract: A dual sided key is described for securing together electrical connectors. The key is comprised of a male and a female part with the male part having a breakaway guide stud so that when the parts of the key are sufficiently stressed, the guide stud breaks away leaving the connection complete.

Abstract: A flexible power bus system for use in bringing to and distributing power on a printed circuit board. More particularly, the system includes electrical contact elements having a wire receiving ferrule at one end of a plate for being crimped onto a electrical wire and pins extending outwardly from another end of the plate for electrical engagement with power traces on the printed circuit board.

Abstract: An electrical connector including an insulator and a number of contacts for mounting on a substrate such as a printed circuit board. As disclosed, the electrical connector includes an elongated insulator block carrying contacts in the form of pins, an end of each of which is received in a printed circuit board aperture to be soldered to the printed circuit board. The elongated insulator block further includes a series of holes, each intermediate an adjacent pair of contacts of the connector, precisely located relative to the contact locations, to facilitate positioning the connector for insertion of the pins into a printed circuit board. The insulator block is notched adjacent each of the holes to facilitate breaking the connector to a desired length, and hence containing a desired number of contacts. The insulator block further has generally semi-cylindrical indentations at each of its ends.