Abstract: A bonding method for a conductor of an electric wire including a conductor formed of a plurality of strands and a sheath covering the conductor such that the conductor is exposed to a predetermined length. The bonding method includes bonding the strands to each other, the strands being spaced apart from the sheath by a predetermined length. An outer diameter of a middle portion of the conductor between a bonded portion and a portion covered with the sheath gradually decreases toward the bonded portion. A maximum value of an intersection angle between an upper surface of the bonded portion or a longitudinal direction of the electric wire and the strands of the middle portion is smaller than a predetermined angle. The predetermined angle is an angle at which breakage of the strands is prevented when the bonding is performed.

Abstract: A bonding method for a conductor of an electric wire includes a conductor formed of a plurality of strands and a sheath covering the conductor such that the conductor is exposed to a predetermined length. The bonding method ultrasonically bonds the plurality of strands of the electric wire to each other using an anvil and a horn. When the strands are ultrasonically bonded to each other by clamping a part of the conductor exposed from the sheath between the anvil and the horn throughout a predetermined length and ultrasonically vibrating the horn, a distance from the anvil or the horn to the sheath of the electric wire is shorter than a length of the strands when the strand vibrates in a primary mode by ultrasonic vibration.

Abstract: A method for litz wire termination includes placing a ferrule over exposed conductors on an end of litz wire. The exposed conductors include a portion of the litz wire without an external insulation layer, and a portion at the end of the litz wire protrude past the ferrule. The method includes crimping the ferrule to the litz wire and placing the end of the litz wire with the ferrule in molten solder past the end of the ferrule. The method includes maintaining the litz wire in the molten solder until insulation on conductors of the litz wire is removed from the conductors in the molten solder and solder bonds to the conductors that are within in the molten solder. The method includes removing the litz wire from the molten solder and allowing the litz wire to cool until molten solder bonded to the conductors transitions to a solid state.

Abstract: The present disclosure provides an electrical function cassette having a waterproof function. The electrical function cassette includes: a function box for housing an electrical component, and a waterproof portion in a hollow rectangular parallelepiped shape, wherein a first surface of the waterproof portion is provided with a wiring opening corresponding to a wiring port, and a second surface of the waterproof portion adjacent to the first surface is provided with an insertion opening for inserting a lead wire into the electrical function cassette, such that water droplets cannot flow along the lead wire in a straight line into the electrical function cassette, thereby improving the safety and reliability of the whole product.

Abstract: A shell structure of an electrical device includes a first body and a second body. The first body has one or more first lead-out portions, and the second body has one or more second lead-out portions so that electric wires are drawn out. Each of one or more first lead-out portions is formed in the shape of a groove which penetrates a first peripheral wall of the first body and which is opened toward an opening of the first body. Each of the one or more second lead-out portions is formed in the shape of a groove which penetrates a second peripheral wall of the second body and which is opened toward an opening of the second body. The first body and the second body are combined together by allowing the one or more first lead-out portions and the one or more second lead-out portions to overlap with each other.

Abstract: Structures and methods for interconnects and associated alignment and assembly mechanisms for and between chips, components, and 3D systems.

Abstract: A method and crimping tool for creating a crimp connection between a coaxial cable having an inner conductor, an outer conductor, a dielectric between the outer conductor and inner conductor, a jacket made of an electrically insulating material surrounding the outer conductor, and a coaxial connector having an outer conductor part. A hollow cylindrical supporting sleeve is arranged on the jacket. A section of the outer conductor from which the jacket has been stripped is pulled over the supporting sleeve, so that this section of the outer conductor is at least in part arranged radially on the outside of the supporting sleeve, with the outer conductor part enclosing the supporting sleeve and lying on the outside, wherein a radial force is applied from outside on the outer conductor part over at least a part of the circumference of the outer conductor part, such that a cold weld is achieved.

Abstract: An ultrasonic welding method for conductors is provided that is capable of suppressing occurrence of insufficient weld strength and a separation which may occur when terminals of a wires are ultrasonically welded. In a wire arranging step, wires are arranged in accordance with a predetermined arrangement. In a conductor moving step, conductors (2) are pressed in a predetermined direction by a grinding jaw (12), and thereby relative positions among the conductors (2) are changed. In a first ultrasonic welding step, ultrasonic welding is performed on the conductors (2) in a state of being pressed by the grinding jaw (12). In a second ultrasonic welding step, the pressing applied by the grinding jaw (12) is released, and ultrasonic welding is performed on the conductors (2).

Abstract: [Technical Problem] To provide a connection method between a braided shield layer of a shield wire and a drain wire, and a connection structure of the same enabling an easy and reliable connection, using no skilled operation such as soldering, and without an increase of non-shield area which is a problem when the braided shield layer is pulled out and a ground terminal is directly crimped onto the braided shield layer. [Solution to Problem] A connection method between a braided shield layer of a shield wire and a drain wire sequentially including the steps of a shield terminal insertion step; a shield layer folding and overlapping step; a drain wire overlapping step; a shield ring inserting step; and a crimping step.

Abstract: A device is provided for connecting two hybrid electrical transmission cables each having stranded first conductive wires made of a first metal in the central zone of the cable and second conductive wires that are made of a second metal of higher hardness than that of the first metal and wound on and outside this central zone, the second conductive wires of the cables being connected by an external conductive sleeve. The central first wires of the cables are connected by a weld made of the first metal and connecting their end, this weld and this end being covered by a tube of metal of hardness equal to or higher than that of the second wires, at least partially in line with the sleeve, the end of the second wires being re-formed on the first wires and on the tube under the external conductive sleeve.

Abstract: A repair sleeve has first and second end portions, each of which has a substantially cylindrical outer surface. The end portions are bored to receive a cable of a particular diameter. The inner surface of each end portion may be stepped or tapered. The center portion of the repair sleeve, between the two end portions, has an interior diameter substantially larger than the nominal diameter of the cable so that the repair sleeve can be use on a frayed cable or a cable with a failing splice. The repair sleeve is split longitudinally into two interlocking portions, which, when separated, allows the damaged cable or failing splice under repair to be inserted into a first one of the portions in a radial direction. The other portion is then inserted into the first portion and the repair sleeve is swaged onto the cable.

Abstract: A welding system component includes a circuit board for the welding system component. An interface has a main riser portion with a fastener passageway formed therethrough. The interface has an extension portion with a terminal passageway formed therethrough. The extension portion is electrically connected to the circuit board with a terminal disposed in the terminal passageway. The extension portion is spaced away from a surface of the circuit board. A capacitor is electrically connected to the main riser portion with a fastener disposed in the fastener passageway.

Abstract: A welded electrical connection includes an aluminum electrical conductor welded to a copper electrical conductor. The copper electrical conductor and the aluminum electrical conductor form a butt joint, A ferrule is over the butt joint and attached to the copper electrical conductor and the aluminum electrical conductor. The ferrule is not directly attached to welded portions of the copper electrical conductor and the aluminum electrical conductor. In some embodiments, weld flash is between the butt joint and the ferrule.

Abstract: Provided is an optical fiber connection method for using an optical fiber connector which includes a mechanical splice designed to connect a first optical fiber having a coating diameter D to mechanically connect two optical fibers that include a second optical fiber having a coating diameter d smaller than the coating diameter D. This method includes a first step of inserting the second optical fiber into a tube (30) to obtain a tubed optical fiber (31); a second step of fixing the tubed optical fiber (31) in a fiber holder (15); a third step of inserting the tubed optical fiber (31) into the mechanical splice (2) and placing distal ends of the two optical fibers including the tubed optical fiber (31) end to end; and a fourth step of fixing the tubed optical fiber (31) in the mechanical splice (2) in a state in which the distal ends of the two optical fibers are placed end to end.

Abstract: A method of stranded electrical wire connection involves stripping the insulation off the ends of stranded wire, inserting a metallic barrel member over the ends of the wire, applying ratcheting pressure to the barrel member to compress the barrel member over each end of the stranded wires, and then applying constant, irreversible ratcheting pressure to the wire containing barrel to substantially eliminate the spaces between the strands and to form a permanent barrel to wire connection between the lengths of wire. A shrink tube with an inner layer of adhesive is positioned over the permanent connection and the shrink tube, with its layer of adhesive, is heated, thus substantially eliminating any space between the shrink tube and the permanent connection. Utilizing the method of the present invention results in a permanent, waterproof connection between the stranded wire which eliminates all expansion and contraction within the permanent connection during use.

Abstract: A splicing member for sealing a crimped wire splice sleeve without application of high temperatures or chemical reactions is disclosed. The splicing member includes a cylindrical locking member having one or more lock tabs and/or one or more retaining clips. The lock tabs and/or retaining clips are engaged by the insertion of a crimped wire splice sleeve into the splicing member and lock the crimped wire splice sleeve into the splicing member. A rubber sheath is formed around the cylindrical locking member including sealing sections having parallel circular openings concentric with the outer surface of the sheath. The sealing sections prevent environmental conditions from reaching the crimped wire splice sleeve locked inside the cylindrical locking member. For example, moisture is prevented from reaching the crimped wire splice sleeve.

Abstract: A wire end processing method includes tree steps. In a core wire portion exposing step, a sheath of a wire is stripped so as to expose a core wire portion composed of a plurality of element wires. In a core wire portion unifying step, ultrasonic vibration is applied to the exposed core wire portion while applying a pressure thereto, thereby causing the plurality of the element wires to rub against one another so as to unify the core wire portion. In a terminal connecting step, the unified core wire portion is press-contacted or press-fitted to the terminal.

Abstract: A manufacturing method of an ultrafine wire including a conductor formed from a plurality of wire, the method comprising: twisting three wires into a twisted wires; and forming the conductor by compressing the twisted wires through a compressing hole of a compressing die after the twisting. A ratio of a cross section of the conductor after compressing to an area of the compressing hole is 80% to 83%.

Abstract: In the disassembling method of a display device of the present invention, the display device has a display panel, and metal plate unit having a panel member formed of a chassis member disposed on the back surface of the display panel and a circuit board as an electric circuit member attached to the chassis member through an attaching member. The disassembling method has a mounting step of mounting metal plate unit on stage whose tilt angle can be adjusted by mechanism section and a cutting step of cutting the attaching member in parallel with the surface of stage with saw blade that abuts on the attaching member by the own weight of metal plate unit based on the tilt angle of stage.

Abstract: A device for expanding a tubular elastic body, the device comprises a rigid tube to be introduced into at least a part of the elastic body and keep the elastic body in an expanded state, and an expansion means adapted to expand the elastic body and arranged to be introduced into a first end of the rigid tube. The expansion means is adapted to be movable inside the rigid tube and when the expansion means is fully introduced in the rigid tube, the expansion means protrudes at a second end of the rigid tube and thereby forms a transition between the rigid tube and the expansion element. One end of the expansion means is provided with a radially resilient expansion element with a width decreasing in the introduction direction of the expansion means into the first end of the rigid tube.

Abstract: A method of splicing a power cable used to supply electricity to down hole submersible pumps uses a pair of annular armored seal members that are slid over the ends of an insulated electrical conductor being spliced together. Each armored seal member has a plurality of O-ring seals on one end thereof and a plurality of openings in the side thereof and are used to cover and protect a crimped conductor being spliced together. The method and apparatus allow a pair of spliced electrical cables to be used in an adverse environment.

Abstract: A PC strand is untwisted to separate surrounding wires from a core wire, a synthetic resin powdered coating material is uniformly adhered by being applied and heated over the outer periphery of the core wire and surrounding wires in this untwisted state, the product is cooled to form a resin film, and then the surrounding wires are twisted back to the original state with respect to the core wire. Pre-heating is performed before the coating step and post-heating is performed after the coating step, the pre-heating temperature is set 30 to 130° C. higher than the post-heating temperature, a synthetic resin powdered coating material having an average grain size of 40 to 50 ?m is used, and the process line speed is 5 to 10 m/min.

Abstract: A splicing member for sealing a crimped wire splice sleeve without application of high temperatures or chemical reactions is disclosed. The splicing member includes a cylindrical locking member having one or more lock tabs and/or one or more retaining clips. The lock tabs and/or retaining clips are engaged by the insertion of a crimped wire splice sleeve into the splicing member and lock the crimped wire splice sleeve into the splicing member. A rubber sheath is formed around the cylindrical locking member including sealing sections having parallel circular openings concentric with the outer surface of the sheath. The sealing sections prevent environmental conditions from reaching the crimped wire splice sleeve locked inside the cylindrical locking member. For example, moisture is prevented from reaching the crimped wire splice sleeve.

Abstract: A method of splicing a power cable used to supply electricity to down hole submersible pumps uses a pair of annular armored seal members that are slid over the ends of an insulated electrical conductor being spliced together. Each armored seal member has a plurality of O-ring seals on one end thereof and a plurality of openings in the side thereof and are used to cover and protect a crimped conductor being spliced together. The method and apparatus allow a pair of spliced electrical cables to be used in an adverse environment.

Abstract: A method for coupling ends of two insulated conductors includes coupling an end portion of a core of a first insulated conductor to an end portion of a core of a second insulated conductor. At least a part of the end portions of the cores are at least partially exposed. Electrically insulating material is placed over the exposed portions of the cores. A sleeve is placed over end portions of the two insulated conductors to be coupled. The sleeve includes one or more raised portions. The end portions include the exposed portions of the cores. The sleeve is coupled to jackets of the insulated conductors. The raised portions of the sleeve are mechanically compressed until the raised portions of the sleeve have a diameter substantially similar to a remainder of the sleeve. The compression of the raised portions of the sleeve compacts the electrically insulating material inside the sleeve.

Abstract: An electrical splice, resistant to decompression failure for use in gassy hydrocarbon wells, is segmented thereby permitting the installation of the splice quickly and efficiently. The segmented cable splice provides a passage into which is inserted an electrical crimping union which provides a detent to engage a ridge on the interior passage of the segmented sleeve. When each sleeve is complete, the exterior surface of the complete splice is either cylindrical or flat; and covered by protective transition covers having epoxy encapsulating each contained conductor line back to the armored cover, thereby providing mechanical protection and inhibiting movement of the spliced conductors within the splice connection.

Abstract: A method for fastening two substantially coplanar edges without a weld. The method includes: configuring a dovetail feature on a first edge; configuring a complementary dovetail feature receptacle on a second edge to receive the dovetail feature therein; disposing the dovetail feature within the complementary dovetail receptacle; and swaging an interface defined between the dovetail feature in said first edge and said complementary dovetail feature in the second edge to swage mating edges defining the dovetail feature and the dovetail receptacle at at least six swage contact points.

Abstract: A method for forming a lead body includes contacting a proximal section of the lead body having a lumen and a first lead body characteristic to a distal section of the lead body having a lumen and a second lead body characteristic. The proximal and distal sections are contacted such that their lumens are axially aligned. A lap band is disposed about a portion of the proximal section and a portion of the distal section, and is thermally formed to the proximal and distal sections. Axially compressive pressure is applied to the lap band as the lead body is being thermally formed. The pressure applied is sufficient to result in the lead body having an outer diameter in regions proximally and distally adjacent to the lap band that are substantially the same to an outer diameter in a region formed by the lap band.

Abstract: A method and apparatus for fastening two substantially coplanar edges without a weld is disclosed. The method includes: configuring a dovetail feature on a first edge; configuring a complementary dovetail feature receptacle on a second edge to receive the dovetail feature therein; disposing the dovetail feature within the complementary dovetail receptacle; and swaging an interface defined between the dovetail feature in said first edge and said complementary dovetail feature in the second edge to swage mating edges defining the dovetail feature and the dovetail receptacle at at least six swage contact points. In one embodiment the swaging is with a hollow circle punch.

Abstract: A method and apparatus for fastening two substantially coplanar edges without a weld is disclosed. The method includes: configuring a dovetail feature on a first edge; configuring a complementary dovetail feature receptacle on a second edge to receive the dovetail feature therein; disposing the dovetail feature within the complementary dovetail receptacle; and swaging an interface defined between the dovetail feature in said first edge and said complementary dovetail feature in the second edge to swage mating edges defining the dovetail feature and the dovetail receptacle at at least six swage contact points. In one embodiment the swaging is with a hollow circle punch.

Abstract: A method of joining the interfacing ends of cables, one to another, wherein each comprises a plurality of conductor strands, comprising (i) providing each of the ends with an enlarged terminal portion of greater diameter than the cable adjacent the end, (ii) inserting the ends into a connecting tube having an outer layer of an explosive charge, and (iii) detonating the explosive layer so as to compress the connecting tube around the conductor strands. The method offers a cheaper, faster and simpler method of joining a bundle of wires and the like than prior art methods.

Abstract: A method of manufacturing a display structure includes the steps of arranging at least a display area, an extension area, and an IC mounting area on a display substrate, connecting a flexible tape substrate to the extension area of the display substrate, separating a part of the display substrate by cutting at a cutting portion which is a part under the flexible tape substrate on the extension area of the display substrate, and disposing a cutting substrate which is the separated part, on a back side which is opposite to a side where a display is mounted, of the display substrate.

Abstract: A compression connector for securing wires therein is disclosed. The compression connector comprises a first body portion connected to a second body portion, each of the first and second body portions having two pairs of leg portions extending therefrom to form two conductor receiving channels, respectively. The compression connector also has a first pair of slots and a second pair of slots for receiving a cable tie to secure wires therein before crimping. At least one transversely-oriented slot extends between the first pair of slots and the second pair of slots. A method for securing wires within a compression connector is also disclosed.

Abstract: A method of manufacturing a stator winding includes a twisting step of U-shaped conductor segments having a pair of straight portions by moving the straight portions in the circumferential direction while restraining the turn portions of the U-shaped conductor segments in the axial direction by a pressing tool. After the previously twisted U-shaped conductor segments are inserted into slots of a stator core, the straight portions are bent in the circumferential direction. The pressing tool is constituted of a stationary top plate that has recesses into which the straight portions are inserted and a movable top plate that is movable to close the recesses after the straight portions are inserted in the recesses.

Abstract: A method for attaching an electric conductor to an electrically conductive terminal. The electric conductor comprises a wire and a cladding surrounding the wire. The wire has an exposed end portion extending from an end of the cladding. The method comprises placing a sleeve over the electric conductor. The sleeve is of an electrically insulative material. The method further includes positioning the exposed end portion of the wire adjacent the terminal, securing the exposed end portion of the wire to a first portion of the terminal in a manner so that the exposed end portion of the wire is mechanically secured to and electrically coupled to the terminal, moving the sleeve along the electric conductor to a position in which a portion of the sleeve is adjacent the terminal, and securing the sleeve to a second portion of the terminal in a manner so that the sleeve is mechanically secured to the terminal.

Abstract: A rotating electric machine (1) has a rotor, a stator (2), and stator windings (3, 4). The windings (3, 4) include high voltage cable drawn through slots (5, 6) in the stator (2). Support members (8) are arranged inside the slots (5, 6) along and in contact with the windings (3, 4), said support members (8) comprising a hose (8?) with a substantially triangular cross-section. A wire (9) is extending through and being attached to each support member (8). When mounting the support members (8) air inside a support member (8) is evacuated in order to shrink the support member (8). Then the wire (9) extending through the support member (8) is used to pull the evacuated support member (8) into a slot (5, 6), whereupon the evacuated support member (8) is expanded by releasing the vacuum inside in order to make it clamp a cable inside a slot (5, 6) of the stator (2).

Abstract: In a method of connecting a terminal with a wire in which a core (2) of a wire is inserted into a tubular wire connecting portion (1) of a terminal, and the wire connecting portion is crimped in a radial direction of the wire, the wire connecting portion is compressed in a radial direction of the wire and uniformly over the whole circumference. While rotating dies (7?) by using a rotary swaging machine, the wire connecting portion is compressed by the dies in a radial direction of the wire and uniformly over the whole circumference. The wire connecting portion is compressed in a radial direction of the wire and uniformly over the whole circumference, and the outer periphery of a compressed part of the wire connecting portion has a true circular section shape.

Abstract: A method for preforming of two or more flexible cables in an arrangement consisting of a combination of rigid printed circuit boards and flexible cable sections extending therebetween. Moreover, also provided is an apparatus for the preforming of two or more flexible cable sections of a combination of rigid printed circuit boards and therewith interposed flexible cable sections which are adapted to interconnect the rigid printed circuit boards. The apparatus consists of a tool constituted of an elongated cylindrical member having a tapered leading end which narrows into an ultra-thin flat end section of a blade-like configuration, and which is adapted to be pushed between the flexible cables and so as to preform the flexible cable sections and cause them to yield in a predetermined outwardly bowed permanently relationship between the rigid printed circuit boards at the opposite ends thereof to lengthen the fatigue life of the conductors in the flexible cable sections.

Abstract: One end of a metallic wire having a rectangular cross-section is widened by upsetting the end of the wire in its axial direction. At the same time, a swollen portion is formed at a position where the widened end portion is to be bent from a straight portion of the wire. Then, the widened end portion is bent at the bending position having the swollen portion. Thus, a metallic wire segment having the widened end portion bent at the bending position is manufactured without wasting any part of wire material, while avoiding formation of cracks on the outer surface of the bending position. Plural wire segments thus manufactured are combined to form a rotor winding of a rotational electric machine, forming a commutator surface by the widened end portions at the same time.

Abstract: A method of joining a wire includes the steps of: providing the wire having a conducting portion consisting of a plurality of core wires, restricting a width of the conducting portion, pressing the core wires of the conducting portion restricted in the restricting step, and joining the pressed core wires of the conducting portion each other so that the conducting portion is integrally formed into a flat plate-shape.

Abstract: A method of manufacturing a stator winding includes a twisting step of U-shaped conductor segments having a pair of straight portions by moving the straight portions in the circumferential direction while restraining the turn portions of the U-shaped conductor segments in the axial direction by a pressing tool. After the previously twisted U-shaped conductor segments are inserted into slots of a stator core, the straight portions are bent in the circumferential direction. The pressing tool is constituted of a stationary top plate that has recesses into which the straight portions are inserted and a movable top plate that is movable to close the recesses after the straight portions are inserted in the recesses.

Abstract: Tool, device and machine for crimping contacts 10 possibly arranged in a housing of connector 20 onto a flexible circuit 40. The tool principally has a solid block 1 provided with a plurality of stamps 3 for crimping. The device has a tool support mounted in a press 9 and an anvil 50, the tool and the anvil coming to crimp the contacts mounted in the connector onto the flexible circuit.

Abstract: The present invention discloses a crimping terminal which can interrupt immersion of water in an electric cable and maintain a waterproof function of a mating member, thereby enhancing reliability of connection between electric cables. A crimping terminal 10 is provided on each of cylindrical opposite ends with a crimping portion 11 having an insertion hole 12 with a bottom, which receives core wires e in an electric cable C. A solid body is formed between the crimping portions 11 in a liquid-tight manner. Preferably, the crimping terminal 10 is used together with a thermal-shrinkable tube 15 having an adhesive on its inner surface so that the thermal-shrinkable tube 15 comes into close contact with outer surfaces of the crimping portions and electric cables C.

Abstract: The present invention relates to a method for making a cable joint between two polymer insulated power cables (1,2) including the steps of jointing the two bare cable conductors. (3,4) and placing a heat sink device (6) over the joint The method includes preheating the heat sink device which per se consists of a longitudinally split metal sleeve (7,8) with inner side ridges (9,10,11,12) and pressing the hot heat sink ridges into the polymer insulation (13,14) on both sides of the joint to anchor the polymer insulation to the heat sink (6).

Abstract: Electrical cables are joined end-to-end within an elongate, imperforate, expandable jointing body. A tubular-shaped mounting tool is inserted into an end of the jointing body and supports at its forward end a separable, forwardly tapered extension cone whose maximum outer diameter substantially corresponds to the desired expanded inner diameter of the jointing body. The mounting tool is inserted into the jointing body when the mounting tool is inserted into the jointing body. A handle rearwardly of the cone permits its removal from the jointing body but the jointing body itself maintains its position so as to maintain an expanded opening in the end of the jointing body. Thereafter, removal of the mounting tool seals the cable joint as a result of contraction of the cross-section area of the jointing body.

Abstract: A waterproof connector is low in manufacturing cost and has an enhanced waterproofness by complete prevention of the entry of water from a core wire being enabled. A cover portion is formed on an end portion of a housing and on the cover portion there is mounted a rubber-like elastic member having a semi-circular accommodation groove permitting a covered electric wire to pass therethrough. An upper cover portion is welded to the cover portion by ultrasonic oscillation. On the upper cover portion there is mounted a rubber-like elastic member brought into pressure contact with the covered electric wire together with the rubber-like elastic member as well as a core wire waterproofing member. When the ultrasonic oscillation is made, the core wire waterproofing member and a bottom surface portion of the cover portion are welded to each other.

Abstract: Various methods are described for assembling and/or coupling heater sections together for assemblage of heaters. The heater sections may be hot or cold heater sections having various geometries, dimensions, and specific electrical resistances. In one method, a cold heater section is assembled onto a pre-fabricated hot heater section with an oversized tube and pre-fabricated insulating cores. In another method, a pre-fabricated cold section is spliced onto a pre-fabricated hot section utilizing pre-fabricated semi-annular insulating cores and an oversized sleeve. In a further method, a first pre-fabricated hot section is spliced onto a second pre-fabricated hot section via an electrically conductive core and an oversized sleeve. These methods allow for the manufacture of stock lengths of hot and cold heater sections, that are then cut to length and coupled together. According to one aspect, the methods reduce tolerance errors in heater length.

Abstract: A high density electrical termination assembly made by forming a terminal assembly including separate thermoplastic sections having confronting surfaces. An in-line array of conductor receiving slots open through the confronting surface of one of the sections and a plurality of elongate spaced apart energy directors project from and extending along the confronting surface of the other of the sections. Stacking within the grooves portions of the conductors to be connected are stacked within slots in the terminal section. The thermoplastic sections positioned in juxtaposed stacked relationship to each other along the confronting surfaces with the energy directors extending across the slots in axially transverse relationship to the conductors stacked within the slots.

Abstract: A method and apparatus provides for the sealing of an elongate splice of an electrical cable. A central extent of the splice is enclosed in a cylindrical enclosure tube so as to define exposed lateral splice extents on each side thereof. Sealing dams are constructed about the cable adjacent each end of the cable splice and adjacent each end of the tube. The exposed lateral splice extents are covered with a pair of elongate generally cylindrical splice enclosing shells each having open ends. The open ends of the shells are sealably attached to the sealing dams to sealably enclose the cable splice. The shells and the tube are filled with a curable encapsulant to fully encapsulate the cable splice.

Abstract: A hydrostatic sealing sleeve hydrostatically seals a spliced wire connect in high pressure underwater conditions. The sealing sleeve is fashioned from an elastomeric compound, such as neoprene, and is fitted over one end of an insulated wire that is to be spliced onto a butt wire splice. The other insulated wire is spliced together with the first wire and the sealing sleeve is then slid over the butt wire splice where it rests in a centrally located cavity inside the sleeve. The outer ends of the sealing sleeve include sealing baffles which compress onto the outer peripheral surfaces of the insulated wires, creating a high pressure water tight seal.