Abstract: A protective cover for use particularly in a sealed splice of electrical cables comprises a generally cylindrical, elongate tubular member having a wall the ends of which are in overlapping relation over a circomferential portion of the tubular member. A groove extends radially into the inner circumferential surface of the tubular member and axially therealong at least for a portion of the length of the member. It is preferred that the tubular member be formed from a pre-contoured sheet of rubber-like material, the inner contoured sheet surfaces being coated with a sealing material.

Abstract: A cable sleeve outlet for splice cases comprising a substantially cylindrical member having at least one re-entrant portion and in its longitudinal wall shaped to provide a longitudinal channel, which channel has a longitudinal opening to the exterior of the outlet permitting the re-entrant portion to be wrapped around a cable or similar object aligned with the channel in use, and comprising a fastening means or support means insertable into the open end of the cylindrical member to bridge and thus hold closed the or each said longitudinal opening, the bridging part of the fastening means in use lying across the end cross-sections of the opposing longitudinal wall portions, and the fastening means being so formed that in use it bears on an inner surface of, and thus provides a substantially rigid internal support for, at least part of the longitudinal outside wall of the cylindrical member in addition to the part thereof involved in the said bridging closure.

Abstract: An insulator for covering an electric cable has circular recesses for receiving any portions of a connector which extend beyond a surface of the cable covered by the insulator. If the connector extends between overlapping portions of a pair of cables, the connector and the overlapping portions of the cables can be completely enveloped by sandwiching them between a pair of insulators. The diameter of each recess is chosen so as to closely accommodate the extending portions of its associated connector and to provide a substantial barrier of insulation about the connector out to the edges of the cables being joined to prevent moisture, dirt and other contaminents from reaching the connector and causing its degradation or shorting.

Abstract: There is provided an electrical cable splice assembly, including a splice case having two ports for receiving a pair of cable ends. The conductors within the cable are adapted to be spliced together inside the splice closure. A pair of cable clamping devices are each firmly attached to each cable a certain distance removed from the splice closure. A rigid member, having a pair of rigid arms, attaches the cable clamping devices directly to one another so that any strain applied on one cable is transferred to the other and the splices within the splice closure do not feel the effects of the strain. There is further provided a clamping ring attached to the assembly for receiving a rod to be buried in the ground such that the height of the assembly with respect to the ground can be varied during installation.

Abstract: An installation kit for wiring systems includes flat multiconductor cable having a displaceable overlying shield and a connection guide adapted for receiving first and second cables in mutually overlapped, shield-displaced relation and limiting connection of conductors to preselected connection zones.

Abstract: A flat cable assembly embodiment (10) is disclosed, as are two terminated cable embodiments (12,12') and methods for terminating and connectorizing same, when the cable is of the type wherein two overlying/underlying arrays of laterally disposed conductors (13, 14, 13', 14') are respectively laminated between a common insulative center film (16, 16'), and an associated one of two opposite side outer insulative films (18, 19, 18', 19'), with a plurality of isolating strips (23, 24, 23', 24') interposed between, and adapted to adhere selectively to, the center film and an associated one of the two arrays of conductors. The isolating strips are positioned transversely across the center film in aligned pairs at each of a succession of predetermined terminating sites (e.g., at 5, 10 or 15 ft. intervals) along the cable, as fabricated.

Abstract: A method of end-to-end connection single- or multi-conductor electric cables having compressed mineral insulation and apparatus for end-to-end connection. The conductive metal sheath and the mineral insulation which covers the conductor(s) are removed along a short length at each cable end, a metal sleeve is fitted on the ends of the conductors, opposite each other, the sleeve is crimped on the ends of the conductors, a ring made of the same metal is fitted on each cable end, then a cylindrical connection sleeve with thin ends is fitted over the rings, then the ends of the cylindrical connection sleeve are crimped on the rings and on the ends of the cables.

Abstract: A connector for use in terminating flat conductors which provides a minimum profile. The connector employs coined contact rings which pierce the conductor insulation and establish electrical contact without conductor damage. A lance and guide hole arrangement provides alignment and mechanical locking of the connector.

Abstract: Disclosed is an electrical cable (10) which includes a plurality of insulated conductors (11) bound together in close proximity to one another to form a cable core. A sheet of insulative material (13) surrounds this cable core and this assembly in turn is further surrounded with a conductive shield (14). An insulative sheath (16) surrounds the entire assembly. Integral with the conductive shield are means (15) for providing shield continuity when the insulative sheath and conductive shield are entered.

Abstract: Disclosed is a method of connecting a first component, including a first electrical conductor, to a second component, including a second electrical conductor, which involves the steps of positioning the first component proximate to the second component to establish a juncture area, covering the juncture area with an insulating layer to form a smooth surface transition between the first and second components, and depositing a third conductor across the insulating layer and in electrical contact with the first and second conductors.

Abstract: An insulator for covering an electric cable has recesses for receiving any portions of a connector which extend beyond a surface of the cable covered by the insulator. If the connector extends between overlapping portions of a pair of cables, the connector and the overlapping portions of the cables can be completely enveloped by sandwiching them between a pair of insulators.

Abstract: A continuous strip of stamped and formed connecting devices comprises a carrier strip having a plurality of sets of splicing devices extending from one of its side edges. Each set comprises first and second splicing devices which are symmetrical with respect to an axis that extends medially between their adjacent sides. Each splicing device has a wire crimp portion which is adjacent to the carrier strip, a connecting transition portion, and a prong crimp portion which is spaced from the carrier strip. The transition portions of each set extend convergently towards the axis of symmetry so that the prong crimp portions are closely spaced. The strip is used to connect first and second wires to first and second prongs extending from a component. Improved manufacturing techniques involving use of this strip for connecting the wires to the prongs are also disclosed.

Abstract: An electrical cable splicing technique in which each joined conductor is insulated with a self-fusing insulator pad of rubber which preferably is fabric reinforced, the insulated conductors then being wrapped with uncured vulcanizable rubber tape to build up the splice to dimensions of a jacket sleeve. The sleeve, which is of molded fabric reinforced rubber, is then installed and bonded to the splice area.

Abstract: The cable sleeve permits lateral insertion of cables into cable insert parts. The cable insert parts are located within a pair of spaced sleeve heads interconnected by a tubular shaped supporting jacket. The assembled cable sleeve is enclosed within a plastic shrunk-on hose. Cable insert parts are connected to the sleeve heads and axially extending slots are provided through the sleeve heads into the cable insert parts. Similarly, the supporting jacket is split in the axial direction and the plastic hose has an axially extending slot with the juxtaposed edges of the slot being closable in a known manner after it is placed about the supporting jacket and sleeve heads.

Abstract: An interlock arrangement is disclosed for a unitary molded enclosure for electrical terminals such as for the terminals for a dead-front electrical plug. The enclosure is formed of electrically insulating material and has an interior chamber for housing the terminals and additionally has at least one moveable wall portion connected to the remainder of the enclosure by an integral web hinge. The moveable wall portion pivots on the hinge to an open position which provides access to the interior chamber of the enclosure. A number of interengaging locking members are integrally formed with the moveable wall and the remainder of the enclosure and engage one another when the moveable wall portion is closed to relieve stress on the hinge when assembling and using the enclosure and to provide safety even if the web hinge is weakened or fails. The unitary molded enclosure may have two such moveable walls, each with its own web hinge and interengaging locking members.

Abstract: The present invention relates generally to electrical connectors and more particularly to the electrical connectors which are commonly known as cable bonding clamps. Cable bonding clamps are used for providing continuity of the conductive shielding of a communication cable at splice points so as to carry electrical current across the splice and to ground the conductive shield at termination points.

Abstract: This invention relates to high voltage electrical connector devices, and in one embodiment, wherein insulated cable means are to be interconnected by a compression connector, with associated bushing adaptors at the cable ends forming seats for the ends of an overall primary splice housing having an interior conductive insert, include a conductor bushing stop positioned between the compression connector and the end of the bushing adaptor on the cable from which the housing is slid into position, to keep the associated bushing adaptor from being moved as the housing is being drawn into final position and to effect conductive continuity between the conductor and the housing conductive insert.

Abstract: The connecting device achieves the electrical junction and mechanical assembly of at least two thread-like single-strand or multi-strand conductors through the agency of a connecting member insulated by at least one slidable terminal which is at least partly dielectric and locked in position on said member after the union of the member with the conductors. The connecting member has at least two inputs and at least two orifices in which the bared ends of the conductors are engaged in the form of a labyrinth shape. The terminal covers the bared ends of the two conductors. The connecting device is applicable to the electrical installations of living quarters and industrial premises and to any machine supplied with electricity.

Abstract: The invention provides an air tight and water tight seal around a telephone cable that has been opened and has a number of pairs selected and spliced to wires or cables exiting from the splice. The seal extends over and around the cables exiting from the spliced joint. This is accomplished by encapsulating the cable with a molten material which seals to the cable sheaths.

Abstract: An electrically conductive adhesive comprises electrically conductive particles mixed in a non-conductive base at such a mixing ratio that the conductive particles are not in contact with one another. When this adhesive is disposed between facing electrodes, it provides electric conductivity between the facing electrodes but maintains electric insulation in the lateral direction.

Abstract: A splice case is disclosed providing sealed protection for splices such as in telephone cable situated in adverse environmental conditions. The case includes a shell defining a cavity for enclosure of a splice. The shell is longitudinally split and includes openings at the ends thereof along the longitudinal split for receiving incoming cable. Thermally responsive sealant extends along the longitudinal split and a heating element is provided for causing the sealant to effectively seal the enclosed splice. A multiple cable adapter of thermally responsive sealant is sized to fit within a cable opening in the splice case and includes a plurality of longitudinally extending channels for accommodation of multiple incoming cables. Sheets of material exhibiting high thermal conductivity extend from the adapter such that the heat of the heating elements may be conveyed to the body of the adapter.

Abstract: A connector for electrically and physically connecting to one or more insulated electrical cords or cables. The illustrated connector comprises a housing made of electrical insulating material and defining at least one receptacle in which are disposed one or more prongs of electrically conductive material. The receptacle and the prong therein are proportioned and arranged to receive one end of an electrical cord. The cord is inserted into the receptacle so that each prong extends into the end of the cord so as to make physical and electrical contact with a wire of the cord. There is also provided in each receptacle a contained portion of adhesive material which may be readily released from its container to create a physical bond between the cord and the connector. In one illustrated form the connector provides a pair of opposed receptacles for connecting together the ends of two electrical cords, each cord containing a pair of electrical wires.

Abstract: An electrical jumper cable comprising a plurality of spaced metallic conductors, each conductor having a flexible area and integrally formed rigid terminal ends, is provided. Starting with a metallic sheet having a thickness approximating that required for the conductor flexible areas, one or more mesas of thickness approximating that required for the terminal ends are formed on the edge regions of the sheet. The mesas may be formed by plating or casting so that the thickened edge regions are integral with the sheet central region. The resulting substrate is then chemically or mechanically milled so as to define the conductor patterns and terminal ends, and the metallic conductors laminated to flexible films so as to support and maintain the metallic conductors in spaced relation to one another.

Abstract: An electrosurgical forceps comprising two blades which are electrically connected to an electrosurgical frequency generator so that electrosurgical radio frequencies can be transmitted from the generator to the blades. The blades are separated by a spacer member formed with a middle section defining inwardly inclined surfaces which hold the wires in a secured position against the forceps blades away from each other. The wire ends are bent down in channels formed in the spacer element and an elastomeric tubing is shrink fit around the ends of the blades to secure the spacer element and non-insulated wire ends in a fixed position.

Abstract: An in-line connector for electrical cables used to conduct power to submersible pumps located down-hole in oil wells. The cable may be divided into lengths or sections a few hundred meters long, joined in series by the connectors, so that defective sections of cable can be replaced at the well site. Such cables typically comprise three heavy gauge conductors with high-temperature insulation and an outer wrapping of interlocking steel armor. The novel connectors are smooth in profile and sealed against the entry of fluids. The cable armor is preferably soldered into the ends of the connectors.

Abstract: A formed member is disclosed which has a plurality of deformable jaws capable of being associated with the ends of small service wires to clamp the insulation and conductive shield. The clamping connector thus forms an electrical coupling with the shield and at the same time locates the ends of the service wires relative to one another. An attachment portion enables the shield to be grounded and the clamped service wires to be positioned relative to a splice enclosure or other fixture. The deformable jaws interlock when deformed to hold a service wire such that purchase is insured on the insulation and conductive shield.

Abstract: An improved sleeve arrangement is herein provided for protecting splices in pipe-type cables. The sleeve is formed with a diameter which is slightly larger than the overall diameter of the spliced cables and is tapered at the ends to correspond to the tapering of the spliced cables.The sleeve may be made in two halves and the end flanges thereof bolted and gasketed. Alternatively, the sleeve may be welded. In one form of the invention, a cage like support is provided within a main casing having a diameter somewhat larger than the diameter of the spliced cables and tapering at the ends thereof to properly support a splice and at the same time to permit free longitudinal movement. The cage may comprise a series of metal strips welded at each end to a flange which may be bolted to the end flange to which the outer casing is welded.

Abstract: An improved high-capacity solderless bonding assembly for shielded cables having a current carrying capacity in the order of 1,000 amperes for in excess of 15 seconds. The assembly includes a U-shaped metal strap of good conductivity material having one leg insertable beneath a cable shield together with strong ferrous metal fastener means extending through aligned openings of the strap legs as well as the cable sheath and shield, and effective to clamp one strap leg against the shield and the other leg to the outer end of the fastener means thereby utilizing the strap and the fastener to share the electrical load. The fastener means extend through aligned openings in the legs of the U-shaped strap and through the cable sheath and shield.

Abstract: An elongated bus bar is coated with solder and has a first plurality of large holes, and a second plurality of smaller holes formed therein. The holes are spaced apart predetermined distances which correspond to the distances between terminal posts upon which the bus bar is to be mounted. The larger holes are sufficiently large to remain completely free of the bus bar and also of the solder when it is melted. The smaller holes lie individually in sections of the bus bar which are bent in opposite rotational directions with respect to the main plane of the bus bar, and about the longitudinal axis of the bus bar, to provide an interference force fit between each of the smaller holes and the terminal posts inserted therein. These force fits oppose each other in different terminal post insertions because of the bending of the bus bar around the smaller holes.

Abstract: An electrical terminal includes a mounting portion for insertion in a hole in a circuit board, a rectangular seating portion joining the mounting portion including a pair of shoulders for engaging a surface of a circuit board when the mounting portion is inserted in a hole in a circuit board. The seating portion includes a hole transverse to the mounting portion, and a cold-formed solder element extending through the hole. Each end of the solder element is cold formed to provide a mass of solder on each surface of the seating portion.

Abstract: Herein is described an article for encapsulating in separate compartments a plurality of elongate substrates. Typically the substrates comprise the union or junction between pair of electrical conductors or similar structures. The article comprises a heat recoverable outer tubular member and an inner spacer member to divide the space within the outer member into separate compartments. In particularly preferred embodiments, the article also comprises a fusible insert which will melt when the outer member is heated to cause its recovery. The fusible member can flow about the substrate. If the fusible member comprises, for example, solder, the article can be employed to simultaneously incapsulate and form a secure electrical connection between electrical conductors at their union.

Abstract: Electrical wire conductors which project from two insulated cable end portions are received in tubular electrical connectors electrostatically precoated with electrical insulating material. Each precoated connector end portion respectively abuts and is sealed in engagement with insulation on an associated cable end portion. The precoated connectors are crimped into gripping engagement with the wire conductors therein to form a basic electrical splice. A tubular inner melt liner and a tubular outer sleeve of thermoplastic electrical insulating material are arranged in generally coaxially surrounding relation with the basic splice. Heat is applied to substantially simultaneously melt the inner liner and shrink the outer sleeve to encapsulate the basic splice.

Abstract: An electrical connector for commoning a plurality of conductors, such as insulated wires, employs two similar mating insulating housings and a terminal plate formed from a resilient conductive metal. Conductor contact means such as parallel edge slots extend inwardly from two opposed edges of the terminal plate. The terminal plate is mounted in recesses formed in the housings and wire supporting passages traverse the recesses so that the electrical connection can be established between the various conductors and the terminal plate.

Abstract: An electrical wire connector, particularly suited for household use, is of generally cylindrical configuration, is made of insulative material, and has a cylindrical cavity extending from the top thereof and through a major portion of the length of the connector. A wire-receiving slot is cut in the sidewall of the connector and extends into communication with the cylindrical cavity. The surfaces which define the slot are inclined downwardly from the outer periphery of the slot to the inner periphery (i.e., where the slot joins the cavity), to force the wires inserted in the slot into the cylindrical cavity. A conductive plug or insert is snugly received and stored in the upper end of the cylindrical cavity. The plug is adapted to be forced downwardly by a suitable tool to electrically connect two wires inserted in the slot and sever the terminal end portions of these wires.

Abstract: Power distribution system for building wiring comprises a flat three conductor cable which is mounted on a surface, such as a floor, and tap cables extending laterally to outlets, loads, and controls. The tap connections of the branch or tap cables are made with electrical connectors crimped onto conductors in the distribution cable and the brand cable. An improved crimp is disclosed for making these connections.

Abstract: A cable splicing apparatus for multiconductor cables which is characterized by a sleeve portion having resilient end portions adapted to receive threaded collar means for securely frictionally gripping the ends of the cable being spliced. The apparatus further includes a novel slideably mounted centerplate integrally carrying electrically conducting pins for connecting the severed conductors to form the splice. The centerplate is adapted to cooperate with guide means to assure positive alignment with the cable and the sleeve to simplify installation and to eliminate improper connections between non-mating conductors. Preferably, after the splice connection has been made and the sleeve is secured, a heat responsive plastic tube is employed to completely shroud the splice joint.

Abstract: A cable junction has a longitudinally subdivided housing having two connected shell sections which together surround an interior splicing chamber. A pair of shell inserts of fluid-impermeable material is accommodated in the housing about the splicing chamber and they have respective outwardly projecting juxtaposed marginal flanges which are jointly formed with a longitudinal channel bounded at its opposite lateral sides by respective juxtaposed surface portions of the flanges. A strand of sealing material is accommodated in compressed state in this channel.

Abstract: A device for splicing multiconductor wires is provided to achieve splices of balanced length whereby each conductor of the wire carries a substantially equal tensile load. First and second crimp barrels are mounted in a frame having shoulders at opposite ends. Stripped wire conductors are respectively inserted at each end and the conductors are crimped in the barrels. The frame is dimensioned to provide substantially equal tensile loading on each conductor of the wire.