Abstract: An electrical cable manufacturing method includes: in a joining device including a first facing surface and a second facing surface facing each other in a first direction, and a pressing member and a vibrating member facing each other in a second direction, setting an interval between the first facing surface and the second facing surface to a first distance; placing core wires between the first facing surface and the second facing surface having the interval set at the first distance; and joining the core wires by ultrasonic vibration. The core wires include core wires having different outer diameters. The first distance is larger than a maximum value between values of outer diameters of the core wires and smaller than the sum of the maximum value and a minimum value.

Abstract: A terminal-wire bonding method includes: arranging a first core at a second end of a first terminal-wire having a first terminal connected with the first core exposed from an insulating sheath at a first end, onto a side of an anvil and a second core at a second end of a second terminal-wire having a second terminal connected with the second core exposed, at a first end, from an insulating sheath longer than the insulating sheath of the first terminal-wire, onto a side of a horn; and bonding the first core at the second end and the second core at the second end together by ultrasonic bonding between the horn and the anvil.

Abstract: A communication cable is provided with a communication line, a terminal portion connected to an end part of the communication line, a housing for accommodating the terminal portion, a waterproof rubber plug and a holder. The rubber plug is held in close contact with an outer periphery of the communication line and partially accommodated in the housing. The holder is mounted on the housing to hold the rubber plug. The rubber plug includes a close-contact portion and an outer side portion located behind the close-contact portion and outside the housing. The close-contact portion is located behind the terminal portion and held in close contact with the outer periphery of the communication line and an inner surface of the housing. The holder covers an outer peripheral surface of the outer side portion over an entire periphery. The holder is divided into a first member and a second member.

Abstract: An antenna cable connection module in accordance with the present disclosure includes an antenna cable for forming a contact point connected to an antenna filter part; a body part located on the outer circumferential surface of the antenna cable, and inserted into a receiving port located on the antenna filter part together with the end portion of the antenna cable and coupled to the antenna filter part; and a bush interposed between the antenna cable and the body part, and having an inclined surface having a slope in a longitudinal direction formed thereon to strengthen the coupling between the antenna filter part and the antenna cable. As a result, it is possible to constitute a simple antenna cable connection module of a ground contact type, thus providing a device reducing the failure occurrence rate.

Abstract: A screw-on female connector for a multi-pin switch having a housing with a retaining flange around the front end of the housing. A screw-on nut is mounted rotatably on the front end of the housing and the retaining flange retains the screw-on nut at the front end of the housing while allowing it to be screwed onto the mounting threads of a male switch. The screw-on female connector has a front seal positioned in an interior of the housing near the front end of the housing. The front seal is constructed to form a water tight connection between the screw-on female connector and a male connector when the screw-on nut is tightened onto the male connector. The screw-on nut also prevents the two connectors from being pulled apart. A rear seal at a rear end of the housing, in combination with the front seal, completely seals the screw-on female connector.

Abstract: An electrical connector with a wire seal member. The wire seal member has seal member openings which extend through the seal member. Recesses are provided proximate the seal member openings and extend about the circumference of the seal member openings, the recesses extend from a first surface of the seal member in a direction toward a second surface. A rear-loaded cover/retainer is positioned proximate the wire seal member. The cover/retainer has cover/retainer openings, the cover/retainer openings are positioned to align with the seal member openings. The cover/retainer openings have projections which are positioned about the circumference of the cover/retainer openings. Wherein as the projections of the cover/retainer are moved into the recesses of the wire seal member, the projections enter the recesses and cause the seal member openings to interact with and seal the wire conductors.

Abstract: A plug connector part for a shielded plug connector unit, including an insulating body and a plurality of electric plug-in contacts connected to electric cable ends. An electric plug-in contact is configured as a protective conductor contact, and has an electrically conducting shielding shell surrounding the insulating body on the exterior side. The protective conductor contact is arranged centrally in the interior of the insulating body and is surrounded by the other electric plug-in contacts on the exterior side. The protective conductor contact is electrically contacted to the shielding shell by at least one electrically conducting radial web.

Abstract: A connector assembly that prevents damage to a cable is provided. The connector assembly includes an inserting aperture that is disposed on one side of a housing of an electronic power element and a female connector that is connected to an embedded cable disposed within the housing and detachably mounted in the inserting aperture. Further, a male connector connects the embedded cable to an external cable when coupled with the female connector.

Abstract: The invention relates to a cable clamping device, for example for an electrical connector, comprising at least one bushing and a clamping ring. The bushing and the clamping ring both comprise an opening for the passage of a cable. A bushing has a number of bushing portions which, joined together, form a sleeve about the cable. Two flanges bear the bushing portions and are articulated to a casing so as to pivot between an unclamped position of each bushing, in which the cable can be moved, and a clamped position, in which each bushing is kept clamped to the cable by the clamping ring. Locking means keep the clamping ring in the position in which the cable is clamped by the bushing.

Abstract: An electrical connector for terminating an electrical cable and for engaging with a mating electrical connector comprises a body, resilient member, and a collar. The body has an engagement portion including a sleeve which extends in a longitudinal direction for engaging with the mating electrical connector. The sleeve comprises a keyway configured to receive a keyed mating connector. The resilient member is arranged on the sleeve and can deform in a transverse direction perpendicular to the direction and provide a reaction force for maintaining the engagement of the connector with the mating connector. The collar is configured to rotate about the sleeve, and comprises a radially inwardly protruding pin which extends into the sleeve and can be moved between two positions. One position is within the keyway between the key of the mating connector and the keyway opening such that the pin prevents axial disengagement of the connector.

Abstract: A self-supported jacket seal designed for a cable connector so that after a cable is inserted into the cable connector, the integrated jacket seal protects any exposed portion of the cable without requiring any additional installation steps. The self-supported feature is provided by a plurality of rigid ridges positioned on the outer surface of the jacket seal. The ridges strengthen the construction of the component so that the jacket seal substantially maintains its shape when a cable is slidably inserted therewithin. Because the seal does not buckle when installed, it does not require any additional installation steps as found in other similar inventions known in the art.

Abstract: A waterproof structure for a conductive path for waterproofing a conductive path without imposing an unnecessary load on a conductor, including a plurality of grooves formed on an outer circumferential surface of an insulator of a wire. The grooves 9 are formed within a predetermined range on the outer circumferential surface of the insulator and an overmold part is a seal member made of an elastomer, and is disposed and formed within the predetermined range of an electric wire to prevent water from entering the conductive path.

Abstract: An underwater electrical connection assembly may include a contact pin including an axially extending conductive core and an axially extending annular insulation portion around said conductive core, a front end portion of the conductive core having an electrical contact surface, a rear end portion of the conductive core having an electrical contact surface, and an intermediate portion of the conductive core extending axially at an intermediate location between the front and rear end portions, wherein the rear end portion of the conductive core of the pin has a diameter larger than the diameter of the intermediate portion thereof, and wherein the annular insulation portion includes an inner insulating layer around the intermediate portion of the conductive core and an insulating sleeve around the inner insulating layer.

Abstract: A strain relief for a coaxial cable and coaxial connector interconnection is provided as an injection moldable polymer material surrounding the interconnection. The injection moldable material fills a solder pre-form cavity between an outer conductor of the coaxial cable and an inner diameter of a bore of the connector body, strengthening and environmentally sealing the interconnection.

Abstract: An electrical cord covering system includes a first housing portion and a second housing portion. The housing portions each include compression portions around their respective rims. The compression portions each have two recessed areas. When the housing portions are in a closed position a hollow region is formed to cover mated electrical cord plugs. A rim seal is formed with the compression portions. Two apertures are formed in the rim seal from the recessed apertures. The cable apertures form seals against electrical cords running to the electrical cord plugs.

Abstract: An enclosure assembly for a cable extending in a connection direction includes a mating closure and a sealing enclosure operably coupled to the mating closure in the connection direction. Additionally, the enclosure assembly includes an end fitting operably coupled to the sealing enclosure. The end fitting includes a cable channel extending in the connection direction and is configured to receive the cable. A force applied to the cable is transmitted to the mating closure through the sealing enclosure.

Abstract: An electrical cord covering system may include a first covering portion, a second covering portion, and a compression portion. Each of the covering portions may have an interior region, a cable aperture, a plug aperture, and a mating portion. The interior region of each covering portion may house a portion of a cable and a plug of a respective electrical cord. The cable aperture of each covering portion can accommodate the cable of the respective electrical cord. The plug aperture of each covering portion may permit the plugs of the different electrical cords to mate. The mating portions may allow the covering portions to mate. The compression portion may nest within the interior regions of the covering portions and accommodate the plugs. When the covering portions are mated, the compression portion may form seals at the cable apertures of the covering portions.

Abstract: A fitting, for terminating an electrical cable having two or more conductors, a central insulation portion, and a braided outer portion, includes a substantially tubular fitting body having a central bore extending therethrough, a forward end, and a cable receiving end. A tubular sleeve is positioned within the central bore of the fitting body and configured for insertion between the center insulation portion and the braided outer portion of an installed electrical cable. A clamping ring is positioned within the central bore of the fitting body about the tubular sleeve. Upon assembly of the fitting, the clamping ring is configured to clampingly engage the central bore of the fitting body and the tubular sleeve to secure the braided outer portion of the installed electrical cable to the fitting.

Abstract: Apparatus of components and methods for connecting and sealing a pothead to an electrical cable used in an oil well environment, are provided. Electrical leads are anchored in insulating members retained within the pothead. The leads inserted into passages formed through the insulating members each having an elliptically shaped portion. Channels are formed along the surface of the passages and along the circumference of the elliptically shaped portions. Boot seals are provided in the elliptically shaped portions and circumscribe the electrical leads. A hydrocarbon-based liquid is applied to the boot seals to cause them to swell and occupy the space between the leads and the insulators, including the channels.

Abstract: A connector drip-proof member includes a cylinder part configured to be attached to a cable whose end is connected to a connector so as to cover a part of the cable, and a barb portion linked to the cylinder part and configured to prevent droplets on the cable from reaching the connector. The barb portion includes an upper surface configured to face to a back end side of the cable, and an under surface configured to face to an end side of the cable. The cylinder part penetrates the barb portion from the upper surface to the under surface. The upper surface is concave. A connector drip-proof member and cable structure is provided which can be applied to a narrow space, reduce workload for attaching, and be manufactured at low costs.

Abstract: The invention provides an electrical connection for an electric motor having a casing which houses a drive device, embodied especially a stator in a casing interior. The drive device is contacted via a conductor, embodied especially in the form of a pin. The conductor is guided from the exterior into the interior of the casing via a casing opening. A cylindrical sealing element is provided on the casing opening in the casing interior to seal the conductor from the casing opening. The sealing element is provided with a continuous collar and a through-opening through which the conductor extends and in which the conductor is sealed in the through-opening via at least one radial sealing lip that is formed in the through-opening on the sealing element and that rests on a surface of the conductor. The conductor is then sealed towards the housing via at least one axial sealing lip that is formed on the collar and that rests on an inside of the casing.

Abstract: A plug for a moisture-protected electrical plug connection has a plug housing having an interior and contact elements secured in the plug housing. Electrical lines extend through the plug housing and are each conductively connected by an electrical connection to one of the contact elements. The electrical lines each have an enveloping insulation. A potting compound fills out the interior of the plug housing. The electrical lines each have a first area without insulation adjoining the electrical connection. An electrically non-conductive spacer is arranged between the first area and the electrical connection. The first area, on a side of the spacer facing away from the electrical connection, is embedded in the potting compound.

Abstract: A standoff for providing a fluid-tight seal for an electrical connection in a well between an electrical conductor extending from down hole of the well and a power source conductor extending from an above-ground power source is enclosed by and extends through and further into the wellbore. The power source conductor extends down hole to a connector for connecting the power source conductor to the electrical conductor. The standoff includes a rigid tube adapted to extend through a wellhead barrier of the well and terminate at a lower end. A rubber boot surrounds the rigid tube. An electrical insulative tubular body has a hole forming a first inner surface surrounding the power source cable between the lower end of the rigid tube and the connector, the rubber boot surrounding the tubular body. A sleeve is placed at one end of the tubular body and has a second, larger hole coaxial with the first hole and forming a second inner surface.

Abstract: A housing having at least one electrical component situated therein and at least one electrical feed line, the housing having at least one through-opening, the electrical feed line being guided through the through-opening from an external environment into the interior of the housing, and there being an electrical connection between the electrical component and the electrical feed line.

Abstract: A connector seal including at least one cylindrical coaxial cable connector, and an elastic sleeve rolled upon itself. The sleeve is configured to unroll to enclose at least a portion of the connector. The portion of the connector may be a connection location between two of the connectors. The portion of the connector may have at least one of differing surface shapes and differing diameters. The elastic sleeve may be fastened to an exterior portion of the connector, may be pre-positioned on the connector, and may be configured to be removed entirely from the connector. A release liner covering one side of the elastic sleeve may be rolled up with the elastic sleeve. The release liner may be elastic and may be latex.

Abstract: The present invention relates to a mains-power electrical connector. The connector includes a core defining passages for receiving respective cables, and apertures for receiving fasteners to fasten the cables within the passages. Windows terminate the passages. A light penetrable cover is provided for covering the core and the windows. The fasteners may be in the form of shear bolts.

Abstract: A connector seal including at least one cylindrical coaxial cable connector, and an elastic sleeve rolled upon itself. The sleeve is configured to unroll to enclose at least a portion of the connector. The portion of the connector may be a connection location between two of the connectors. The portion of the connector may have at least one of differing surface shapes and differing diameters. The elastic sleeve may be fastened to an exterior portion of the connector, may be pre-positioned on the connector, and may be configured to be removed entirely from the connector. A release liner covering one side of the elastic sleeve may be rolled up with the elastic sleeve. The release liner may be elastic and may be latex.

Abstract: A pothead assembly for use under severe operating conditions. The pothead assembly includes a plurality of ferrules, a compression plate, a pothead housing, and a threaded collar. When the collar and a base portion of a pothead housing are engaged, the pothead assembly is operable to form a metal to metal seal on metal tubing that surrounds insulated wiring without the use of a solder joint or weld joint. The resulting pothead assembly has a lower profile than conventional potheads, does not require the use of tube connectors and is operable to form the seal in close proximity to the motor.

Abstract: A quick-disconnect waterproof connector for secure connection of electrical wires to one another in series, in applications where water or other fluids may be present. The most preferred connector has two connecting members each with opposing ends, a pin adjacent to a socket in side-to-side array at a first of said opposing ends, over-molding around the pin and socket, a plurality of external ribs laterally extending across the over-molding on opposing sides thereof, the over-molding around the base of the pin having a tapered boss, the over-molding extension around the distal end of the socket configured for snugly receiving the tapered boss of its paired member to create a waterproof connection, two sheathed insulated wires each connected to one of the contacts, and the over-molding also having on its second end a strain-relief extension positioned around the sheathed insulated wires as they enter the over-molding.

Abstract: A fuel injector includes first and second electrical actuators positioned within an injector body. First and second pairs of electrical conductors extend from a socket connector outside of the injector body to the first and second electrical actuators, respectively. The electrical conductors extend through an elastomeric sealing member that seals against fuel leakage from the fuel injector. The elastomeric sealing member provides annular sealing ridges in sealing contact with an access passage of the injector body and includes individual conductor seal passages that form seals around the outer surface of the individual electrical conductors. The elastomeric sealing member includes features that facilitate assembly of the fuel injector in a manner that reduces risk of damage to the sealing strategy.

Abstract: A fuel injector includes first and second electrical actuators positioned within an injector body. First and second pairs of electrical conductors extend from a socket connector outside of the injector body to the first and second electrical actuators, respectively. The electrical conductors extend through an elastomeric sealing member that seals against fuel leakage from the fuel injector. The elastomeric sealing member provides annular sealing ridges in sealing contact with an access passage of the injector body and includes individual conductor seal passages that form seals around the outer surface of the individual electrical conductors. The elastomeric sealing member includes features that facilitate assembly of the fuel injector in a manner that reduces risk of damage to the sealing strategy.

Abstract: An electrical connector is provided including a housing supporting an electrical device and for receiving an electrical cord or cable. A cap having internal threads and an axial passage for receiving the electrical cord and clamping the electrical cord to the housing to form a waterproof connection. The cap includes a conical shaped seal member for forming a waterproof seal with the outer surface of the electrical cord. A conical shaped bushing is received in a frustoconical shaped bore of the housing and is axially and radially compressed by the threaded cap onto the housing. The bushing has an axial bore for receiving the electrical cable and an outer surface with at least one annular recess to facilitate the axial and radial compression of the bushing. The bottom end of the cap has a chamfered edge which mates with a frustoconical shaped outer surface of the housing to form a waterproof seal.

Abstract: When a male housing (10) and a female housing (20) are connected, projections (15) formed in the male housing (10) are pressed into fitting holes (36) of a seal (27) mounted on the front surface of a terminal accommodating portion (20A) after passing through projecting-portion insertion holes (32) formed in a cover wall (28) of the female housing (20). Shaking is prevented by shake preventing portions (16) projecting from the outer circumferential surfaces of the projections (15), thereby suppressing relative vibration of the housings (10, 20) and preventing fine sliding abrasion of male tabs (14) and female terminal fittings (40).

Abstract: A rotation sensor 11 includes a sensor portion 12, a wire 13 connected to the sensor portion 12, and a resin housing 14. The wire 13 has a sheath 24 formed of a resin compatible with the resin forming the housing 14. The portion of the sheath 24 covered by the housing 14 includes two annular sealing projections 25 extending along the entire circumference of the sheath 24. When molten resin is poured into a housing formation mold to mold the housing 14, the heat of the molten resin is efficiently transferred to the sealing projections 25. This effectively melts the sealing projections 25 and ensures that the sealing projections 25 are fused with the housing 14.

Abstract: A waterproof connector connects to a cable, and includes a housing where a terminal connected to an end of the cable is inserted and attached, a waterproof tube attached across the periphery of the housing and a periphery of the cable and a fastening cover capable of split fastening from a peripheral side of the waterproof tube.

Abstract: The invention relates to an encapsulated electrically driven compressor for a motor vehicle and has an object to prevent electrical parts for connecting an electric motor housed in a hermetically sealed housing to an outside electric control circuit from being easily contacted with liquid-phase refrigerant, which has a higher electrical conductive property than gas-phase refrigerant. According to one of features of the present invention, an encapsulated electrically driven compressor comprises a hermetically sealed housing, a compressor device for compressing refrigerant of a refrigerating cycle, an electric motor for driving the compressor device, and a connecting device having a terminal casing for covering electrical conductive terminal portions which connect the electric motor with an outside electric control circuit, wherein the compressor device, the electric motor and the connecting device are encapsulated in the hermetically sealed housing.

Abstract: A probe apparatus disclosed for use in a separable connector includes an insulating body and spaced apart first and second electrical conductors in contact with the insulating body. The first and second electrical conductors have adjacent surfaces configured such that when an electrical potential is applied between the conductors, an electric field is formed between the conductors. The insulating body has an opening positioned between the conductors and adapted to receive a sensor such that a portion of the sensor is subjected to the electric field. A separable electrical connector system is described including the probe apparatus, as is a voltage sensing system including the probe apparatus and a voltage sensor positioned within the opening of the insulating body.

Abstract: A watertight connector has a housing (10) with terminal fittings (11) therein. A busbar element (14) is mounted on the front of the housing (10) to short the terminal fittings (11). The busbar element (14) engages engageable portions (22; 23) formed by a mold removing space (24) in the housing (10). A rubber plug (12) and a plug holder (13) are assembled with the housing (10) by engaging locks (25) on the plug holder (13) with the housing (10). The locks (25) are inserted into the mold removing spaces (24). The locks (25) and the engageable portions (22, 23) overlap in width and/or height directions to miniaturize the watertight connector.

Abstract: The sealing element consisting entirely of elastomer is plugged onto the head plate of a piezo actuator for a fuel injection valve. Encircling sealing bulges (6) are formed on the first end of the sealing element and effect a sealing toward the injector body (2). The sealing element has passages for accommodating contact pins (7), whereby sealing lips (8) are formed around the passages in order to seal the contact pins (7). The sealing actions of the sealing bulges (6) and of the sealing lips (8) are separate from one another.

Abstract: A compressor unit has a compressor main body, an electrical circuit device and a connector. The electrical circuit device is electrically connected to the compressor main body through a cable. The cable has a proximal end and a distal end. One of the compressor main body and the electrical circuit device is integrally connected to the cable at the proximal end of the cable, and the other has a terminal thereon. The connector is provided at the distal end of the cable and is detachably connected to the terminal.

Abstract: A plug connector has a housing having a contact element extending therefrom. The contact element has a connecting region arranged outside of the housing for electrically connecting the contact element to an electrical lead. A sealing element surrounds the connecting region. The sealing element is axially slideable along the connecting region into engagement with the housing.

Abstract: A waterproof structure between a cable and a housing is structured not spoiling a waterproof performance even if a cable is bent drawing a rapid curve. The waterproof structure between the cable and the housing comprises the cable led from the housing, a waterproof member closely attached to the housing and the cable, and a peel-prevention member for preventing peeling of the waterproof member with respect to the cable being bent, and is characterized in that the peel-prevention member is mounted on the cable and wrapped internally by the waterproof member. The waterproof member is formed with a hot melt material, and the peel-prevention member is formed with a material having excellent adhesion to the hot melt material. A shrinkage tube is served as the peel-prevention member.

Abstract: A method of manufacturing a ferrule for an optical connector including a ferrule body formed of a resin and including a through-hole having an inner wall for releasably receiving an optical fiber, the inner wall of the through-hole being defined by a large-diameter portion and a small-diameter portion which are axially aligned, and a metallic pipe disposed on at least a portion of the inner wall of the through-hole, the metallic pipe being formed of at least one of an alloy of iron-nickel and an alloy of iron-nickel-cobalt.

Abstract: In a mold for pressing an electric-wire clamping portion of a terminal, a lower side-wall mold part and an upper side-wall mold part are provided for pressing side walls connected to the electric-wire clamping portion. A pressure face substantially continuously connected to a pressure face of an upper conductor mold part is provided on one end side of the upper side-wall mold part. A taper face is provided on the other end side of the upper side-wall mold part so as to be enlarged toward the other end. Accordingly, side walls pressed between the lower side-wall mold part and the upper side-wall mold part are deformed so that the quantity of deformation at one end is near the quantity of compressive deformation of the electric-wire clamping portion and so that the quantity of deformation is reduced gradually toward the other end side. Thus, local stress concentration is not caused in the side walls so that cracks are prevented from occurring in the side walls.

Abstract: A waterproof connector is provided with a connector housing having a mating hollow to which an opposing connector is fitted, a seal fitted to an opposite side to the mating hollow of the connector housing, and a rear holder inserted and fitted to the connector housing. The seal is further provided with a plurality of through holes to which cables provided with terminals at front ends are respectively inserted, and the rear holder is provided with insertion holes communicating with the through holes respectively. The rear holder allows the cable to pass through at a time of being inserted to a temporary engaging position, and presses the seal so as to fix at a time of being inserted to a regular engaging position. The insertion holes are extended so as to have a length at a degree at which a front end thereof is not brought into contact with lips of the through holes even when the inserted terminals are inclined.

Abstract: Housing-side intimate contact ribs are formed on a rear end surface of a male connector housing, and a holder-side intimate-contact ribs are formed on a mat seal holder which holds a mat seal on the male connector housing. These intimate-contact ribs are inserted respectively in inlet portions of intimate-contact cavity portions formed in the mat seal, thereby provisionally retaining the mat seal. In this condition, metal terminals can be easily and positively passed respectively through wire insertion holes in the mat seal.

Abstract: A pothead connector for an electrical submersible pump motor includes a housing. A first insulating block is disposed within the housing and has passages for receiving insulated conductors of the power cable. The passages in the first insulating block have counterbores on an second end. A second insulating block is also disposed within the housing. The second insulating block has passages through which the insulated conductors pass. The second insulating block also has protrusions on a first face that are concentric with the counterbores and shaped to fit within the counterbores in the first insulating block. An elastomeric washer is positioned within each of the counterbores. A fastener rigidly secures the second insulating block to the first insulating block, forcing the protrusions against the elastomeric washers to cause the washers to seal around the insulated conductors.

Abstract: An electrical terminal including a housing (1) for receiving a contact element (2) having fork-shaped receptacles and pivotable drive elements (3-6). Contact element (2) has with four receptacles (9-12) each designed to connect a conductor. The receptacles as well as the associated drive elements (3-6) are configured pairwise in two planes one above the other in order to allow as many as four connections while being of minimum bulk.

Abstract: In a mold for pressing an electric-wire clamping portion of a terminal, a lower side-wall mold part and an upper side-wall mold part are provided for pressing side walls connected to the electric-wire clamping portion. A pressure face substantially continuously connected to a pressure face of an upper conductor mold part is provided on one end side of the upper side-wall mold part. A taper face is provided on the other end side of the upper side-wall mold part so as to be enlarged toward the other end. Accordingly, side walls pressed between the lower side-wall mold part and the upper side-wall mold part are deformed so that the quantity of deformation at one end is near the quantity of compressive deformation of the electric-wire clamping portion and so that the quantity of deformation is reduced gradually toward the other end side. Thus, local stress concentration is not caused in the side walls so that cracks are prevented from occurring in the side walls.

Abstract: The present invention relates to a connection system for electrical cables which operate under vacuum and carry high-voltage electric pulses or currents. This connection system comprises a grounded outer metal shell connected to the cables' metal sheath and a dielectric insulating sleeve, said sheath and sleeve enclosing the cables to be connected, and said system is fitted with seals allowing subtending a sealed cavity between the cables' insulating sleeve and insulating sheath.