Abstract: The present invention relates to method for making a joint between two polymer insulated power cables (3,4) including the steps of jointing the two bare cable conductors (1,2) and placing a heat sink device over the joint. The method includes injection molding a sheath (9) of semiconducting polymer material over the conductor joint (5) in fully bonded/welded contact (12,13) with the polymer insulation on the two cable ends (3,4) to prevent shrinkback of the insulation and to provide the heatsink.

Abstract: A wire harness includes a plurality of wires encased in a continuous foam sheath. The sheath is mounted adjacent a first surface of a vehicle pillar. A trim panel secured to the pillar encloses the wire harness. Connectors on the trim panel pass through apertures through the sheath and snap-fit into apertures in the pillar.

Abstract: A formed wire for an actuator including a frame having a first opening formed at one end portion, a second opening formed at another end portion, a slit formed between the first opening and the second opening, and a plurality of positioning holes. A wire bundle formed by twisting a plurality of wires is inserted through the slit and thereby held by the frame. The wire bundle has a first end portion exposed to the first opening and a second end portion exposed to the second opening. The wires at the first end portion are separated from each other and bonded by adhesion to a first frame edge defining the first opening, and the wires at the second end portion are separated from each other and bonded by adhesion to a second frame edge defining the second opening.

Abstract: One or more specific wires is placed at the middle of the wire harness cross section with double-sided adhesive tape between the specific wires and the other wires surrounding these core wires. One side of the double-sided adhesive tape adheres to these core wires while the other side adheres to the other wires surrounding the core wires. The double-sided adhesive tape thus positions and holds both the selected core wires and the surrounding other wires. A single-sided adhesive tape can be also used.

Abstract: Packaging (1) for cable assemblies (2), is constructed with cable assemblies (2) in a case (3), the cable assemblies (2) being routed along an interior of the case (3), a circuit board (4) positioned by the case (3) over the cable assemblies (2), and electrical connectors (5) on ends of selected cable assemblies (2) connect to the circuit board (4).

Abstract: A protective sheath for protecting and separating a plurality of insulated conductors from a single cable includes a layer of protective armor surronding all of the conductors extending from down hole along production tubing in an underground well. The protective armor terminates at a separating point of the cable conductors so that the plurality of cable conductors are separated into individual cable conductors. The sheath includes a hollow tube for enclosing the plurality of insulated cable conductors and protective armor. A plurality of individual tubes are formed integrally with and endose one end of the rigid tube so that each one of the plurality of cable conductors is routed into a separate rigid tube so that each one of the plurality of rigid tubes encloses a corresponding one of the individual cable conductors.

Abstract: An device for changing the run direction of a pre-bussed rigid conduit electrical distribution system. The device has a number of electrical conductor assemblies which are substantially enclosed within a hollow housing. The housing has three legs which are integrally joined at a common point. Each leg has an associated end from which an equal length of each electrical conductor assembly extends. A uniform and continuous support is provided for that portion of each electrical conductor assembly which is enclosed within the housing.

Abstract: A breakout lead includes a length of insulated conductor having a bare uninsulated portion, and an insulating tubular sleeve coaxially and frictionally fitted around said insulated conductor and slidably movable therealong for covering and uncovering the bare insulated portion. Male and female terminals are respectively connected to the ends of the conductor length and are preferably covered by insulating boots.

Abstract: In the method and the machine for manufacturing a bundle (33) of thread-like elements such as tubes or electric cables of finite length and including at least one junction point for a branch, and in which the elements of the bundle are covered by a tape (31) of thermofusible insulating material wrapped transversely about the bundle with the longitudinal edges (31a, 31b) of the tape being united by welding, two rows each comprising a plurality of wheels (9 to 14) for driving the bundle (33) and the tape (31) are provided, the wheels pressing against the tape, a V-shape being previously imparted to the tape by a guide situated upstream from the wheels, said rows of wheels defining between them a through path (18) for the bundle, the path being upwardly open and passing successively beneath a first horizontal guide (23) for folding down one of the sides of the V-shape against the bundle, beneath a nozzle (36) for blowing hot air into the angle formed between the folded-down side (31a) and the non-folded-down sid

Abstract: A computer power system comprises an AC-to-DC power supply for providing DC power to the computer during the presence of AC line power and a backup power supply for providing DC power from batteries directly to the DC operated components of the computer system, completely bypassing the AC to DC power supply, when AC line voltage is absent or low.

Abstract: An H-Tap compression connection accommodates a pair of electrical conductors. The connector includes a connector body having a nest for receipt of the conductor. The nest is defined by a bottom wall and an opposed pair of upstanding sidewalls. The sidewalls are inwardly deformable upon application of a crimping force to deform around the conductor. One of the sidewalls includes a weakened portion so that the one sidewall deforms prior to the other sidewall. This permits the sidewalls to overlap around the conductor during crimping.

Abstract: The shielded harness has multiple branches and at least one fork, and has shielding braids over the various branches. The harness includes shielding continuity means over each fork, which means are constituted exclusively by enlarged tabs in the individual shielding braids of the various branches, each enlarged tab extending over the fork and beyond over another branch, and being covered by the shielding braid of said other branch.

Abstract: An electrical harness element comprises a multi conductor cable with power supply conductors and a signal conductor. At intervals along the cable, connectors in the form of sockets are fixed. The power supply conductors are continuous along the length of cable, but the signal conductor is interrupted at each socket by a series relay. The relay can be controlled by an electrical circuit, which is typically part of a sensor device which plugs into the socket. A number of the harness elements can be connected end to end as well as in branch configurations and are connected to a central computer. The relays are used to assist the central computer in addressing the sensor devices.

Abstract: An apparatus for drawing out a branch line is provided in a trunk line of an electric wire harness. The trunk line is covered with a protecting tube which has a slit for easily taking out the branch line at any place. Having a groove for inserting the slit, the apparatus is firmly fixed at a desired position. And the branch line is tightly bound on a pillar-shaped supporting member with a tape.

Abstract: A unitary, molded plastic junction clamp having a generally T-shaped final configuration for securing the wiring junction between a trunk portion and a split out branch portion of a wiring harness includes a flexible plastic main panel having a generally rectangular trunk section and a crossing generally rectangular branch section, a pair of flexible cable ties disposed on opposite sides of the trunk section and being integrally molded therewith and a pair of flexible cable ties associated with the branch portion. As a one piece molded unit the junction clamp begins as a substantially planar member and is able to be readily formed around the trunk portion of the wiring harness. The opposite pair of cable ties encircle the trunk portion at which point they are secured and tightened.

Abstract: A device for making branch connections to screened cables comprising an insulative material in which electrical conductors are embedded, an insulative sheath enclosing the insulative material and a metal braid comprises rings adapted to be crimped to the respective ends of the screened cables over the previously exposed braid and a metal casing in the form of two half-shells adapted to nest one within the other and comprising complementary notches. The rings are accommodated in the notches at the crimps.

Abstract: A wiring assembly for equipment is produced at a low cost and has the same wiring connection as a flexible printed cable (FPC). Various kinds of terminal treatment processes are applied to the assembly. A circuit is formed by arranging polyurethane-insulated magnet wires 21 on a polyimide (PI) sheet 22 formed along a wiring circuit having bent, curved, and branched (jointed) portions. The formed circuit is coated with a PI sheet 23. Accordingly, an etching step such as in an FPC is not required. It is possible to produce a wiring assembly having the same function as an FPC at a low cost and to effect various kinds of terminal treatments as with an FPC. A wiring assembly having a single crossing in a circuit is formed by using insulated conductors.

Abstract: A protecting cover for coaxial connectors includes a pair of half T-shaped casing members which are pivotally connected together by a linking portion for receiving a T-type coaxial connector assembly. The protecting cover has a pair of plugs and sockets respectively formed in lateral portions of each casing member in one side just opposite to the linking portion for engaging the two casing members together to enclose the coaxial connector assembly therein. A hook is formed on the surface of one of the casing members to hang the protecting cover in an appropriate place.

Abstract: An electric power cord with double-output terminal, comprising a casing formed of two symmetrical shells connected by bolts and retaining holes thereof, said symmetrical shells each having two arch-shaped vertical side walls symmetrically curving outwards at two opposite locations with a power input port therebetween and fastened with a first cable for connecting to a socket power and a straight vertical side wall at a right angle relative to said two arch-shaped vertical side walls and defined therewith two output ports fastened with a second cable and a third cable respectively for connecting said socket power to two separate electric appliances.

Abstract: A multipoint contact compression connector provided with a plurality of recesses to include a like number of electrical conductors or cables therein. When placed in an appropriate crimping device, the connector would contact the interior die surfaces in at least four points, in such a manner, so as to secure at least three conductors or cables in place.

Abstract: A cable coupling, particularly for data buses, includes a transformer and resistors to which the cables are directly wired. The components and all electrical connections are enclosed in a heat shrinkable tubing or sleeve filled with liquid encapsulant. Upon application of heat, the tubing shrinks causing the encapsulant to fill all voids between components. The encapsulant is then cured to provide an uncased coupling assembly which protects the components and electrical connections from breakage, while eliminating the need for a separate rigid housing. An overbraided shield and environmental seal may subsequently be added to provide further protection for the coupling.

Abstract: A protective casing for preventing any accidental introduction of metal parts into a column containing an array of electric distribution busbars is made up of two identical insulating half-casings (3) coupled together by interengagement of external engagement regions (18A, 20A, 22A, 24A) and of internal engagement regions (18B, 20B, 22B, 24B) up to a mutual coupling position which is variable according to the dimension of the busbars. The busbars are inserted in housings (29, 30) and pass through recesses (9A, 11A, 11B, 9B, 13) in the lateral walls of the casing. Fixing bolts extending between the busbars are surrounded by insulating sleeves (21) formed by interpenetrating outer and inner tongues (23 and 25) separated by slits (36). The sleeves (21) are made integral with the half-casings by molding of plastic material.

Abstract: An H-shaped compressible connector having a main body and two pairs of opposed legs extending in opposite directions from the main body. Each pair of opposed legs is provided with one leg which is curved inwardly with respect to the second leg. During the crimping process, this curved leg would move below the interior surface of the second leg in each pair, thereby providing a completely closed connector for various conductor sizes.

Abstract: An arrangement for shielding a date bus coupler includes an overbraided shield electrically connected to each of the outer braids of the bus cables coupled by the coupler. The overbraided shield prevents shielding discontinuities at the terminations of the cables to the coupler.

Abstract: A compressible electrical connector having slots or channels for the inclusion of two or more conductors therein. One or more surfaces of the connector are provided with an extruded groove having a tying device press-fitted therein. After the conductors are inserted into the various slots or channels of the connector, the tying device would be tied or twisted around each end of the conductor bundles prior to implementing the crimping process.

Abstract: An electrical connector which is adapted to join two or more wires together and comprises a pair of hollow cylinders joined together and disposed such that one end portion of each cylindrical is free to be bent back upon itself after a wire is inserted therein to make good contact between the cylinder and the wire.

Abstract: A molded electrical connector for connecting electrical conductors comprises a molding section in which a plurality of metallic circuits are arranged in parallel with one another at predetermined intervals and are fixedly molded with resin such that first end portions of the metallic circiuts are exposed as connecting terminals. The molded electrical connector further comprises a connecting section which comprises the connecting terminals. The connecting section is molded with resin simultaneously when the molding section is formed. Electrical conductors are placed on the connecting terminals of the metallic circuits and welded together.

Abstract: An electrical connector for mechanically and electrically connecting conductors is disclosed. The connector includes a connector body formed of conductive metal. A plurality of legs extend from a central planar member of the connector body to individually support, in mechanical and electrical engagement, electrical conductors. Each connector accommodating portion is disposed in a plane spaced from the plane of the central planar member. This permits accommodation of insulated conductors in the connector and further accommodates plural conductors in a crossover fashion.

Abstract: An electrical connector for connecting a first conductor to a second conductor. The electrical connector includes a generally E-shaped body which defines first and second conductor receiving cavities for accommodating the respective conductors. An intermediate member extends generally centrally in the interior of the body member, serving to separate the conductor receiving cavities. The body member is provided with an opening communicating with the conductor receiving cavities, by means of which the conductors are adapted to be positioned within the cavities. A plurality of rib members project from the body member into each of the cavities, and are deformable under pressure to vary the size of the cavities.

Abstract: An induction loop vehicle detection system and method of making and installing such a system are disclosed wherein the conduit sections containing the induction loop are preformed and prewired integrally with all interconnects by using removable expansion joints to assemble sections of prewired and sealed conduit in any desired configuration. The expansion joints can be removed after assembly to enable the induction loop to be folded down for shipment. The expansion joints also enable longitudinal displacement of the induction loop conduit due to thermal differential expansion during installation and during extreme changes in temperature over the lifetime of the system, thereby preserving the integrity of the roadway and fault free operation of the induction loop. The wires forming the induction loop are completely sealed within the conduit with an asphalt rubber material thereby precluding any moisture penetration.

Abstract: An apparatus for collectively fixing a plurality of pipes (e.g, metallic pipes, resin tubes, etc.) with a relatively small diameter, each having a bent portion, by means of a plate-shaped clamp member having a sectorial clamping wall portion having a substantially U-shaped cross-section and a mounting wall portion which is secured to a base member, the mounting wall portion being formed by diametrically extending one end portion of one side wall of the clamp member, so that the bent portions of the pipes which are disposed side by side within one plane are clamped in a lump by means of the clamping wall portion in such a manner that the bent portions are snugly engaged with the circularly curved portion of the clamping wall portion, thus effectively and reliably fixing the pipes in a lump without any fear of the fixed pipes being displaced axially or circumferentially or being collapsed.

Abstract: Apparatus for interconnecting a missile/RCV launch device with a remote control station includes composite cable having glass fibers for transmitting optical signals and electrical conductors embedded in a coating layer that is reinforced with fibers, for transmitting electric power. The apparatus also includes electrical and optical connectors at the cable end portions wherein the reinforcing fibers are grouped with the glass fiber at termination.

Abstract: A thermoplastic breakout fitting is attached to an axially slit corrugated conduit which houses a plurality of electrical leads. The breakout fitting has first and second portions which comprise semitubular bases which are attached to each other by an integral flexible hinge at a longitudinal side edge of the semitubular bases so that the portions can be closed about the corrugated conduit. The hinged portions have a collar and a closure which form a housing which communicates with the corrugated conduit for receiving breakout leads which are passed through an aperture through a panel. The collar is attached to the panel by a flange of the collar which engages one side ot the panel, a pilot ring which supports the collar in the aperture in the radial direction, and a plurality of circumferentially spaced deflectable lock arms which have catches at their free ends which engage the opposite side of the panel.

Abstract: The method of binding a flat wiring harness according to the present invention comprises the steps of:arranging a plurality of covered wires in parallel relationship in the same plane and bonding them in an easily separable manner thereby forming a flat wiring harness, separating the covered wires by a predetermined, identical number between adjacent covered wires over a predetermined length thereby dividing them into a plurality of small bundles, separating both end portions of all the covered wires in each of the small bundles between adjacent covered wires, and laying the plurality of small bundles one on top of the other and binding them up together in an easily separable manner.

Abstract: An electrical power distribution system is disclosed which includes flat undercarpet power cable. The cable includes portions of the cables spliced to one another to effect a continuation of the power distribution. A covering for the spliced joint of the two cables includes two foam layers having double backed adhesive thereon which, when placing the two facing surfaces together, adhesively affixes the two foam layers together. The outer surfaces, which include adhesive, adhere a protective sheet of insulative material thereto.

Abstract: A wiring enclosure is formed as an elongated extended plastic extrusion having a rectangular cross section. The enclosure includes a U-shaped base with a cover connected by a thin flexible hinge portion. The outer edge of the cover has a depending lip releasably mating with a corresponding shaped locking recess. A pair of locking walls are integrally formed on the interior of the opposite sidewalls of the base and project inwardly to define a locking channel with the bottom wall. A locking tab is pressed into locking channels and releasably interconnects enclosures. Mounting elements are secured to the bottom wall. Alternatively, other securements can be used such as adhesive pads, Velcro attachment units or the like.

Abstract: An arrangement is provided for the connection of an intermediate repeater for submarine cables, whereby the intermediate repeater is looped into the signal lines of a main cable and is connected to supply lines. The intermediate repeater is looped via an umbilical cord cable which branches off from the main cable.

Abstract: Electro-mechanical connections for flat conductor cables and similar articles are produced with flanged hollow rivets which puncture the cable or cables to be connected and then are compressed into an eyelet configuration which clamps and is secured to the cable. Apparatus and procedures for achieving this result are disclosed.

Abstract: A wire harness can be replaced partly or in its entirety with a circuit board which is composed of an insulator substrate and a plurality of conductive strip members provided thereon. The above mentioned conductive strip members are arranged on the insulator substrate parallel with each other. This parallel arrangement of the conductive strips corresponds to bundling of wires in a wire harness. By providing branch paths extending from the conductive strip members, the circuit board can replace a substantial part of the wire harness.

Abstract: Electro-mechanical connections for flat conductor cables and similar articles are produced with flanged hollow rivets which puncture the cable or cables to be connected and then are compressed into an eyelet configuration which clamps and is secured to the cable. Apparatus and procedures for achieving this result are disclosed.

Abstract: A thin, relatively flat fiber optic cable assembly for laying under carpet. The cable assembly includes at least one resilient buffer tube and at least one optical conductor disposed inside the tube and being movable therein. The cable assembly includes a strength member having limited elasticity and a plastic jacket formed about the tube and the strength member with the jacket having a flat top surface and a flat bottom surface disposed parallel to the top surface. The tube and the strength member are positioned in the jacket midway between the top and bottom surfaces with the tube and the strength member being spaced and with their respective axes positioned in a plane which is generally parallel to the top and bottom surfaces so that a bend can be formed in the cable by removing a section of the jacket to expose the strength member and the buffer tube. A method of forming and defining the turn using the fiber optic cable assembly is also disclosed.

Abstract: Layers (12, 14) of a multilayer flexible cable (10) are directed about a bend (22), so that the layers are configured into inner (12) and outer (14) layers. Differently configured spacers (20, 72, 74, 76) are placed between the respective layers at the bend for guiding the outer layer in a path (24) which follows the bend and for guiding the inner layer or layers in a path (26) or paths which is or are generally reversely directed from that of the outer layer.

Abstract: To increase strength of a branch wire protector including a T-shaped semicylindrical member with a trunk portion and a branch portion; a trunk semicylindrical member with a semicylindrical base portion; a branch semicylindrical member; and locking member for locking the trunk and branch semicylindrical members to the T-shaped semicylindrical member, a clinch projection member is formed at an inner end surface of the branch semicylindrical member and a mated clinch hole is formed in the semicylindrical base portion of the trunk semicylindrical member.

Abstract: An arrangement for forming a joint between electrical cables comprises a connector arrangement, e.g. a crimp connector, a fusible block capable of being positioned to enclose the connector and a heat-shrinkable sleeve having a recovery temperature at least 10.degree. C. above the melting point of the fusible block. Preferably the fusible block is formed from a number of interlocking component parts. The arrangement is particularly suitable for forming joints between submarine cables, and may include a tubular shield portion for connecting the shields and shielded cables.

Abstract: A joint between a mass-impregnated paper insulated cable and a plastic insulated cable is sealed to contain the mass impregnating, oil material by applying a heat-recoverable oil resistant tubing over the exposed paper insulation so as to leave a portion thereof uncovered adjacent the exposed conductor of the cable, applying an oil resistant mastic to said uncovered portion of the insulation and over an adjacent end of said tubing, and applying a further heat-recoverable tubing over the mastic and an adjacent portion of the oil resistant tubing.

Abstract: A multiple wire joining device is disclosed which includes a generally tubular, deformable, electrically conductive housing having multiple apertures formed in the wall thereof. The apertures are axially spaced apart along the length of the housing and are each adapted to admit a wire therethrough so that it may entend axially along a length of the housing. The spacings between the apertures are sufficient to permit the admittance of a wire into the housing through each of the apertures a sufficient distance to enable the crimping of the housing adjacent each aperture to retain the respective wire therein.

Abstract: A elbow joint for a permanently mounted explosion-proof pipe which is useful for housing and commercial plant sealed electrical wiring systems that includes a plurality of movable rollers mounted within the inside gradually curved wall portions of the elbow pipe which allows an electrical conductor to be inserted or withdrawn around corners in the piping system quickly and easily. The elbow may be molded or fabricated to include one or more undulations disposed on the inside curved surfaces (along the inside radius of the elbow) to house the rollers and axles therein. Because all interior surfaces and members are permanently sealed from possible explosively hazardous atmosphere, no explosive gases may enter the sealed electrical wiring system through this elbow joint, nor may possible internal electrical arcing escape from the elbow joint into a possibly explosive atmosphere.

Abstract: A surface mounted grounding connector and method for installing same to the bared shield of a jacketed, shielded cable from which a portion of the jacket has been removed, without severing the shield and reestablishing the moisture protection of the shield. The connector is made up of a contact means placed atop the bared shield and engageable therewith to prevent relative movement of said contact means with respect to said shield. A copper braid is first engaged with said contact means and then wrapped about both said contact means and bared shield to establish a good electrical joint and held in place with a suitable clip.A preformed liquid-tight sealing form has a grounding conductor inserted through a suitable aperture therein and the bared conductor crimped in the crimpable connector attached to the contact means. The form is then moved into position such that its stem fits tightly about the ground conductor and crimpable connector and skirt overlies the contact means and bared shield.

Abstract: A low noise EEG probe wiring system that substantially eliminates noise picked up by the loop enclosed by the cables of the wiring system, electrostatic and magnetic noise, and noise due to triboelectric effects. The low noise EEG probe wiring system comprises a pair of coaxial cables each including a central connector, a graphite coated insulating layer positioned around the central conductor, a first braid shield positioned around the graphite coated insulating layer and along the length of the coaxial cable, and a first insulator layer positioned around the first braid shield and along the length of the coaxial cables.

Abstract: An electrical termination comprises a cable lug 1 fitted to an end of an electric cable 3 and connected to a terminal 5 provided with an insulating bushing 6. An insulating shroud 13 comprising a rigid sleeve 14 and a removable closure element 15 fits over the terminal in spaced relationship thereto, with the space between the sleeve 14 and the bushing 6 at the end portion 19 of the sleeve 14 opposite the closure element 15 being closed by an annular insulating member 18. The sleeve and the closure element are provided with cooperating open end slots 20, 21 which define an aperture in the shroud in which a further insulating sleeve 23 fits so as to extend outwardly from the shroud. The cable lug 1 passes through the sleeve 23.