Abstract: A cable includes a first wire-shaped metal conductor, a second metal conductor extending a predetermined distance away from and parallel to the first conductor, and a matrix made of a PTC material extending along the conductors, touching the latter and connecting them to one another electrically, with temperature-dependent electrical resistance and a positive temperature coefficient. At least one electrically insulating outer insulation layer surrounds the conductors and the matrix annularly. At least a third and a fourth metal conductor extend a predetermined distance away from and parallel to the first conductor, touch the matrix and are connected electrically by means of the latter to the first conductor, the second, the third and the fourth conductor being made in a wire shape and, considering the cross-section of the cable, being arranged distributed evenly over a circular track surrounding the first conductor.

Abstract: Locking assemblies are provided for connecting to a stranded element. The locking assemblies include a housing with a receiving bore, locking bore, and aperture. The stranded element enters the housing through the receiving bore. A drive shaft can advance a locking element in the locking bore such that the locking element contacts the stranded element to apply a force to secure the stranded element to the locking assembly. Ends of the stranded element can be pushed by the locking element out of the housing through the aperture. The locking assemblies can be used for mechanical and/or electrical connections. Examples of stranded elements include electrical wires, mechanical stranded cables, rope, and other multi-strand materials.

Abstract: A terminal covering resin film for secondary cell, which is attached so as to cover part of an outer surface of a terminal connected to a power generation element of a secondary cell, comprises an innermost layer contacting the terminal, and an outermost layer forming a surface opposite to the innermost layer wherein the innermost layer is a layer of not less than 20 ?m in thickness containing an acid-modified polyolefin and a melt flow rate of the innermost layer is not less than 2.0 g/10 minutes.

Abstract: A coaxial connector for interconnection with a coaxial cable with a solid outer conductor by friction welding is provided with a monolithic connector body with a bore dimensioned for an interference fit with an outer diameter of the outer conductor. A friction groove may be formed around the leading end of the outer conductor by application of a friction weld support against the inner diameter and leading end of the outer conductor. The friction groove may include a material chamber formed between a radial friction protrusion of the bore and a bottom of the friction groove. The friction weld support may be provided with ceramic surfaces contacting the outer conductor, a stop shoulder dimensioned to abut a cable end of the bore and/or an elastic insert seated within an inner conductor bore.

Abstract: Systems and methods are provided fir coupling a plurality of electrical conductors, such as wires. A connector is provided including a plurality of bores or channels formed into a preferably unitary connector body, wherein at least a portion of one or more of the bores or channels intersects at least a portion of another of the bores or channels. The bores or channels are preferably formed along bore axes, which may be coplanar. A method according to the present invention includes inserting an insulated electrical conductor into a connector body and rotating a conductive rotational member threaded into a bore or channel formed in a connector body so as to electrically contact the conductive portion of the insulated conductor and at least one other electrically conductive surface.

Abstract: A power feeding apparatus includes: a wire harness which includes a first portion, a second portion, and a bended portion connected to the first portion and the second portion, the bended portion has a substantially U-shape; a first protector which supports the first portion; and a second protector which supports the second portion. The second protector includes a guide portion having an opening. The guide portion receives the second portion so as to lead-out the second portion from the opening.

Abstract: Compression-type connectors for attaching wires ranging in size from #10-16 and having stranded conductors. The connector is similar to coaxial cable connectors in that it includes a connector terminal adapter, a connector body attached to the connector terminal adapter, the connector body having an axial cavity dimensioned to receive a wire in a trailing end thereof, a centerpost disposed within the axial cavity that has a conical tip projecting rearwardly, and a compression sleeve slidably mounted either within the trailing end of the cavity or overlying the trailing end of the connector body. In one embodiment the centerpost is conical with the base of the cone disposed at the leading end of the cavity and the apex of the cone projecting rearwardly and a threaded outer surface therebetween. In a preferred embodiment, the centerpost has a straight threaded shaft with a conical tip. The connector terminal adapter is operable for attachment to a variety of conductive terminals.

Abstract: Compression-type connectors for attaching wires ranging in size from #10-16 and having stranded conductors. The connector is similar to coaxial cable connectors in that it includes a connector terminal adapter, a connector body attached to the connector terminal adapter, the connector body having an axial cavity dimensioned to receive a wire in a trailing end thereof, a centerpost disposed within the axial cavity that has a conical tip projecting rearwardly, and a compression sleeve slidably mounted either within the trailing end of the cavity or overlying the trailing end of the connector body. In one embodiment the centerpost is conical with the base of the cone disposed at the leading end of the cavity and the apex of the cone projecting rearwardly and a threaded outer surface therebetween. In a preferred embodiment, the centerpost has a straight threaded shaft with a conical tip. The connector terminal adapter is operable for attachment to a variety of conductive terminals.

Abstract: A connector for connecting high-power RF coaxial joints uses a screw-thread locking ring to draw a body and a bushing of the joint together. The connector also includes an O-ring seal.

Abstract: A threaded pin for connecting carbon electrodes is presented. The pin includes a body having a central axis running along its length, two end portions, a midpoint lying between the two end portions and threads extending from the body. The threads each have at least two side walls, wherein the side wall facing the midpoint of the body of at least a plurality of the threads has an angle of between about 75° and about 90° with respect to the central axis of the body.

Abstract: A threaded pin for connecting carbon electrodes is presented. The pin includes a body having a central axis running along its length, two end portions, a midpoint lying between the two end portions and threads extending from the body. The threads each have at least two side walls, wherein the side wall facing the midpoint of the body of at least a plurality of the threads has an angle of between about 75° and about 90° with respect to the central axis of the body.

Abstract: A connector structure provided with a coaxial connector having an inner contact and an outer contact respectively connected to an inner conductor and an outer conductor of a coaxial cable having the inner conductor and the outer conductor respectively insulated, in which the inner contact has a tapping screw portion screwed into an inner peripheral face of the hollow inner conductor as to do self screw cutting, and the tapping screw portion has a guiding portion, formed parallel to an axis and having an outer diameter approximately same as an inner diameter of the inner conductor, on its forth end.

Abstract: A battery pack is constructed with a plurality of battery modules. Each battery module comprises a plurality of prismatic cell cases having short lateral walls and long lateral walls and respectively accommodating elements for electromotive force, these cells being mutually coupled sharing their short lateral walls as partition walls, thereby constituting an integral battery case. Electrode terminals of positive and negative polarities are arranged at longitudinal opposite ends of the integral battery case. Projections and indentations for positioning the plurality of battery modules when coupling them together with their long side faces abutted each other to constitute the battery pack are formed substantially in the center of given cell cases positioned symmetrical with respect to the centerline in the lengthwise direction of the battery module.

Abstract: A connector structure provided with a coaxial connector having an inner contact and an outer contact respectively connected to an inner conductor and an outer conductor of a coaxial cable having the inner conductor and the outer conductor respectively insulated, in which the inner contact has a tapping screw portion screwed into an inner peripheral face of the hollow inner conductor as to do self screw cutting, and the tapping screw portion has a guiding portion, formed parallel to an axis and having an outer diameter approximately same as an inner diameter of the inner conductor, on its forth end.

Abstract: The inventive connector includes a tubular dielectric external element within which is disposed an internal conductive element. Two ends of wire or coaxial cable are pushed into the device. The internal conductive element has skiving edges at each end which separate the conductors from the insulating layers. The conductors contact the internal conductive element to form an electrical connection while the skived insulation layers are used to further insulate the device and to apply a holding pressure.

Abstract: In a connector having first and second connecting cylinders and a split clamp, the first cylinder has a pressing portion projecting inwardly radially from the inside of one end thereof and an annular portion extending axially forwardly from one end thereof. The second cylinder has a conductive pressed portion opposing the pressing portion when connected to the first cylinder. The clamp is sandwiched between the pressing and pressed portions and held by the annular portion. When the clamp is pressed by the pressing portion in association with the connection of the cylinders, it clamps one end of an outer conductor of a coaxial cable in cooperation with the pressed portion.

Abstract: In accordance with the present invention, the foregoing objectives are realized by providing a connector assembly comprising an outer connector for engaging the outer conductor of the cable, an inner connector having a threaded portion adapted to fit into the hollow inner conductor in threaded engagement with the interior surface of the inner conductor, the threads comprising a plurality of interleaved concentric threads, and a dielectric spacer between the inner and outer connectors. In a preferred embodiment, the multiple interleaved threads are self-tapping threads so that the inner connector can be simply threaded into the hollow inner conductor without any advance tapping of the inner conductor.

Abstract: A connector is provided for electrical and mechanical connection to a shielded coaxial cable. The connector includes a metal tubular ferrule having an end segment which is tapered and includes a helical thread-like protuberance which may be screwed into an end of the cable such that the central connector of the cable is sandwiched between the outer surface of the ferrule and the dielectric tube of the cable. A metal cable clamp engages the shield layer of the cable.

Abstract: A one-piece, solderless, non-crimp electrical wire connector for effecting connection between the stripped end of an insulated electrical conductor and a socket of a terminal of the type having a plug-receiving bore, including a conductive body member having a tapered bore extending inwardly from an end thereof, the bore being tapered to its small end and open at its large end to receive an electrical conductor, the conductor-receiving bore having internal threads for engaging and gripping the conductor, the threads acting as a non-abrasive metal-working surface, an elongated plug member extending generally axially from the opposite end of the body member, the plug member adapted to be inserted and seated upon a complementary socket of a terminal, wherein rotating the connector on the conductor causes the threaded surfaces of the bore to engage and be pressed into the conductor, locking the conductor within the bore and forming an electrical connection.

Abstract: Battery cable clamp apparatus includes a dielectric and corrosive resistant block having a bore which receives a battery terminal post, and an intersecting bore into which a battery cable connector element extends. The two bores intersect at the battery terminal post. A screw element is used to help provide electrical connection between the battery cable, which extends into the connector element, and between the connector element and the battery post by means of a third bore extending into the dielectric block.

Abstract: A lightening arrestor system (30) for a pad mounted distribution transformer (18') incorporated in an underground loop distribution circuit has a lighting arrester (32) secured to the transformer parking stand (P) and attached to the pad ground connection. The arrester has a well (38) into which a cable elbow (A) formerly mounted upon a primary terminal bushing (H1B) is inserted. The arrester includes a varistor assembly including metal oxide disks (58). An elbow arrester (24') is mounted upon the terminal bushing which formerly mounted the cable elbow. The arrester obviates the employment of a feed-through device (28).