Abstract: A safety plug, comprising: a housing a first metal blade a second metal blade a conducting device a bimetallic strip an isolating-equipment an elastomer a cover and an isolator, wherein all of its apparatus are all well-located even after encountering overloading. Both the bimetallic strip and the conducting device are fixed together in the housing of the safety plug thus makes sure that their restoring back at the same exact location. It increases the safety and the practical utility of the safety plug in this way.

Abstract: In this connecting structure for auxiliary machinery and cable is a connecting structure, a plurality of conductors are surrounded by an insulating covering and arrayed in a flat configuration and an auxiliary machinery that attaches directly to this cable; and characterized in that the auxiliary machinery is provided with a housing being equipped with a board on which electronic components are mounted and to which a specific circuitry pattern has been formed, a connection terminal that is connected to the circuitry pattern on the board and to at least one conductor among the conductors of the cable, and a molded part for sealing the connections between the connection terminal of the housing and the conductors of the cable; and the cable is disposed so as to extend along the outside of the auxiliary machinery.

Abstract: A sealing ring for a frusto-conical connection hole through a divider wall in an accumulator includes a plate which contacts one side of the divider wall and a sheath which extends through the connection hole, the sheath defining an outer surface which expands in frusto-conical fashion from a base at the plate to a free end and an inner surface which can be cylindrical or frusto-conical.

Abstract: Apparatus, systems and methods for assembling an audio plug with a cosmetic hard shell are provided. A plug may be coupled to a cable. An inner member may be molded about an end portion of the plug and an end portion of the cable. A strain relief member may be molded about a portion of the cable such that the strain relief member is adjacent to and substantially flush with the inner member. The seam between the inner member and the strain relief member may be covered by coupling a hard, smooth outer shell over a portion of the inner member and a portion of the strain relief member. Each of the inner member, the strain relief member, and the outer shell may be formed by injection molding, be of a cylindrical shape, and be formed from the same or different materials.

Abstract: A connector for use underwater or in a wet or severe environment comprises first and second connector parts adapted to be interengaged to establish an electrical connection. The first connector part has at least one pin, and the second connector part has at least one electrical contact for engagement by the pin when the connector parts are interengaged. The pin comprises an axially extending electrically conductive portion and an axially extending electrically insulating sleeve around said conductive portion, and the pin is supported by and projects axially forwardly from a support whereby its insulating sleeve is exposed along a longitudinally extending portion thereof to ambient conditions when the connector parts are disengaged.

Abstract: A plug connector comprises a terminal electrically terminated to a cable. An inner molding is circumferentially formed on a connection between the terminal and the cable. A first outer molding is circumferentially formed on an external peripheral surface of the inner molding and a portion of the cable, the first outer molding is defined by a front section and a rear section with an outer diameter being larger than that of the front section. A second outer molding is circumferentially formed on an external peripheral surface of the front section of the first outer molding and interfered with the terminal.

Abstract: A connector assembly includes a boot body, a contact housing, and a contact. The boot body extends between a boot coupling end and a boot back end. The back end receives a cable that includes a conductor. The boot body defines an internal chamber. The contact housing extends between a housing mating end and a housing back end. The contact housing includes a housing coupling element between the housing mating end and the housing back end. The housing back end is coupled to the boot coupling end. The housing mating end is configured to mate with a mating connector to electrically connect the connector assembly and the mating connector. The contact is held in the housing and electrically connected to the conductor. An adhesive is disposed in the internal chamber to secure the boot body and the contact housing together.

Abstract: Disclosed is type THHN cable having a reduced surface coefficient of friction, and the method of manufacture thereof, in which the central conductor core and insulating layer are surrounded by a nylon sheath. A high viscosity, high molecular weight silicone based pulling lubricant for THHN cable, or alternatively, erucamide or stearyl erucamide for small THHN gauge wire, is incorporated, by alternate methods, with the nylon material from which the outer sheath is extruded, and is effective to reduce the required pulling force on the cable during installation.

Abstract: An electrical connector includes a housing, a cable, a contact and an encapsulant. The housing extends from a cable exit to an opposite end along a longitudinal axis and from a mounting face to a top face along a vertical axis. The housing includes a cable opening that extends into the cable exit in a direction parallel to the longitudinal axis and a window extending into the housing from the top face toward the mounting face in a direction parallel to the vertical axis. The cable extends through the window and into the housing through the cable opening. The contact is held by the housing and is configured to electrically couple the cable with a mating device when the housing face of the housing is mounted to the mating device. The encapsulant is disposed within the window to seal an interface between the cable and the housing. The encapsulant prevents ingress of moisture into the housing through the interface.

Abstract: An electric wire including a conductor; and a coating material outside of the conductor, wherein a water-stopping agent having a flowability is located between the conductor and the coating material on a connection terminal side of the electric wire.

Abstract: The present invention discloses a strain relief collar for use with an accessory associated with a mobile device and its method of making. The first step is the making of an outer molded body having an engagement portion with a cutout. The second step is inserting a cord into the outer molded body. The third step is the forming of an inner molded body having a hooking portion extending outward from the periphery thereof and beyond the cutout for engaging with an accessory. The present invention also discloses another strain relief collar for use with another accessory associated with a mobile device and its method of making. The first step is connecting the cord to an electrical component associated with the accessory. The second step is the forming of an inner molded body. The third step is the forming of an outer molded body.

Abstract: An electrical connector for a plurality of electrical cables includes an electrically conductive body having a plurality of spaced apart cable-receiving passageways for receiving respective electrical cable ends therein, and having at least one respective fastener-receiving passageway intersecting each of the cable-receiving passageways. An insulating cover is on the electrically conductive body and has a respective cable inlet aligned with each of the cable-receiving passageways. A respective cable end seal is associated with each of the cable inlets and includes a first tear stop member having a planar portion defining a central opening, and at least one coaxial and coplanar rib extending from the planar portion and spaced from the central opening. A second tear stop member is coupled to the first annular tear stop member at the central opening and includes a series of stepped tear stop portions having progressively decreasing diameters.

Abstract: A connector for an armored cable mountable to a wiring box has a body provided with two biasing components which are operative to engage opposite sides of the wall of the wiring box and operative to maintain the desired position of the connector upon mounting its body to the box.

Abstract: The invention relates to a cable duct (10), includes a base body (12), which may be operationally connected to a wall opening, for example, in a switch cabinet, at least one strain reliever (14, 16) with at least one opening (18, 20) for operational housing of at least one cable. The base body (12) is made from elastically deformable material, for example, rubber or plastic, includes at least one hinged housing (30, 32) for the strain reliever (14, 16) and may be plugged into the wall opening.

Abstract: An electrical connector for connecting flexible metal conduit, armored cable, or metal-clad cable to a panel or junction box. The connector includes a connector body having a tubular nose portion on the leading end and a clamping arrangement on the trailing end. The clamping arrangement includes a fixed clamp arm integral with the connector body and a movable clamp arm that is adjustable with respect to the fixed clamp arm. A tubular insert can be fitted into an inner bore on the tubular nose portion to provide the proper end stop for the cable and to properly insulate the inner bore from any electrical contact with the wire conductors of the electrical cable. The tubular nose portion is exteriorly threaded to accept a lock nut or resilient locking ring for securing the connector to a panel or junction box and for properly grounding the cable to the panel or box.

Abstract: A cable connector assembly (100) includes an insulative housing (2) defining a number of passageways (2251, 2261) along a mating direction, a number of contacts (3) received in the passageways of the insulative housing with tail portions (34) thereof exposed beyond the insulative housing, a spacer (4) assembled to the insulative housing and the contacts, and defining a number of receiving channels (403, 404) to receive the tail portions of the contacts, and a cable (5) including a number of conductors (510, 520, 522) respectively electrically connecting with the contacts. At least a pair of tail portions of the contacts is received in the same receiving channel of the spacer with other tail portions of the contacts received in the receiving channels of the spacer in one-to-one manner. The spacer further defines at least one slit communicating with said receiving channel receiving said pair of tail portions.

Abstract: This invention relates to a lead-through component for a cable. To achieve a lead-through component suitable for cables having a large diameter, the lead-through component includes a shrinkable sleeve that is to be threaded onto a lead-through bushing and whose inner surface is provided with a conductive material layer that comes into contact with the lead-through bushing, the shrinkable sleeve being shrinkable by heating to adhere to the lead-through bushing and to a cable threaded through the lead-through bushing.

Abstract: A wire bundle routing assembly for routing and at least partially enclosing and sealing a wire bundle between a a vehicle door frame and a vehicle door body. A door mounting base is slidably receivable in a slot formed in a front wall of a door body and includes a wire bundle through-hole. A door mounting base cover at least partially encloses and holds the wire bundle against an inner side of the door mounting base when the cover is installed over the inner side of the door mounting base. A base slide track detent surface on the door mounting base engages a corresponding cover slide track detent surface on the cover and guides the cover as the cover is slid into an installed position on the mounting base.

Abstract: A method (10) of forming an electrically conducting feedthrough. The method (10) comprises a first step (11) of forming an electrically conductive structure (21) comprising a sacrificial component and a non-sacrificial component. At least a portion of the non-sacrificial component can then be coated with a relatively electrically insulating material (35) prior to removal of at least a portion of the sacrificial component from the electrically conductive structure. The structure of the feedthrough provides electrical connection through the wall of a housing of an implantable component while preventing unwanted transfer of materials between the interior of the component and the surrounding environment.

Abstract: A connector for a seismic data acquisition cable includes a molded plastic connector body. The connector body has inserted therein at least one electrical contact for mating with a corresponding electrical contact. The connector body has an internal opening for receiving an electrical cable. The connector body has a mating surface adapted to contact a corresponding connected structure. The internal opening is filled with a curable compound which upon cure forms a substantially interface free bond with the connector body and an external jacket of the electrical cable.

Abstract: A connector for electrical cables includes a tubular housing of electrically conductive material, an inner housing of electrically insulating material, and a plurality of electrical contacts positioned in the inner housing. The electrical contacts are configured to be connected to a conductor of an electrical cable and include two sides, each side having a discontinuous contact positioning feature. Optionally, the inner housing includes a substantially hollow center wall having a plurality of wall reinforcement ribs. A terminated cable assembly includes the connector for electrical cables and an electrical cable electrically connected to the connector.

Abstract: A NATO slave connector may include a 2-conductor cable designed to permit a maximum current draw of about 35 amperes. The connector may also include: a connection end adapted to connect to a military vehicle's 24 volt battery NATO slave receptacle; a cable end adapted to be electrically wired to a device; and, a protective covering on the outer surface of the connector.

Abstract: A cable connector assembly (1000) includes a cap (100 and a plug (300) received in the cap (100). The cap includes a base portion (10) defining a rear receiving chamber (13) and a plurality of front passageways (11) communicating with the receiving chamber (13). The plug (300) includes a plurality of terminals (3) and a cable (4) electrically connecting with the terminals (3). The plug (300) further comprises an inserting housing (2) to receive the plurality of terminals (3), the inserting housing (2) defines a plurality of receiving slots (21) corresponding to the number of the front passageways (11) of the cap (100), the terminals (3) are respectively received in the receiving slots (21), the cable connector assembly (1000) further comprises a mold (500) formed at the rear side of the cap (100) and the inserting housing (2) and enclosing front portion of the cable (4).

Abstract: A connector assembly is provided for a portable device. The connector assembly includes a U-shaped connector head with a connector extending from a first end of the U-shaped connector head and a stress relief overmold extending from a second end of the U-shaped connector head, said stress relief overmold having a pair of annular grooves disposed along a length of the stress relief overmold transverse to the extension of the overmold and a cradle mechanically coupled to the portable device that engages the pair of grooves to retain the connector head in a relatively fixed relationship with respect to the portable device.

Abstract: A cable gland assembly adapted to receive a cable and to pass through an opening in a sparking enclosure wall, the cable gland assembly including a cable-receiving gland, a stuffing box, a grommet, an insulator and a cable. The stuffing box has an opening there through, and a grommet-receiving portion having the grommet therein. The grommet-receiving portion is adjacent the cable-receiving gland. The stuffing box also includes a gas terminal portion filled with gas and adjacent the grommet-receiving portion, and an insulator portion having the insulator therein and being adjacent the gas terminal portion.

Abstract: A fuel tank for motor vehicles, for example an LPG fuel tank, contains inside it at least one electrical component and has a wall or a plate bearing at least one connector for connection of the electrical component with an electrical line external to the tank. The electrical connector has a body made of synthetic material or of elastomer material directly moulded on one or more conductor pins so as to guarantee hermetic sealing of the tank even in the presence of a pressure jump between the internal cavity of the tank and the external environment. In the case where the body of the connector is made of synthetic material, it bears seats for seal rings made of elastomer material. In the case where it is made of elastomer material, it guarantees directly the function of tightness. In either case, there are provided means for exerting an axial compressive force on the part that performs the tightness function.

Abstract: A waterproof connector 10 includes a housing 11, a number of connecting terminals 13 respectively inserted into a number of inserting holes 12 provided at the housing 11, a number of press contact blades respectively provided at end portions of the respective connecting terminals 13 and exposed from the housing, and rear cover 15 attached to the housing 11 to cover the respective press contact blades 14, and a seal member filling layer 17 continuous to the inserting hole 12 and capable of containing a seal member 16 for covering the respective press contact blades 14 is provide at a rear portion 11A of the housing 11.

Abstract: A connection structure is between bus bars and relay terminals in an electrical connection box to be mounted on an automobile. Each bus bar is produced by punching an aluminum-based metal plate into a desired circuit configuration. An end of each bus bar is bent so that the end is connected to each respective relay terminal. Each bus bar end is welded to the respective relay terminal. Connection parts between the bus bars and the relay terminals are embedded in a molded insulation. Alternatively, grease is applied to and fills in exteriors and clearances of the connection parts.

Abstract: A cable end connector assembly (1) includes an insulative housing (10), a number of contacts (20), a cable (40), a casing (50) and a cover (60). The insulative housing defines a L-shaped receiving space (23). The contacts are received in the insulative housing, each contact comprises a mating portion, a retention portion, and a tail portion extending rearwardly and downwardly from the retention portion. The cable comprises an insulative jacket and a number of conductive cores extending upwardly beyond an upper end of the insulative jacket and connecting with the tail portions of the contacts. A cover is over-molded with the rear portion of the insulative housing and the cable. A method for making such a cable end connector assembly is also disclosed.

Abstract: A method of assembling an electrical test connector for testing connectivity in aircraft wire harness fitted with military specification or other electrical connectors. In a particular embodiment, the test connector is manually assembled on site by a technician from components that are readily and inexpensively available, providing ease and speed in completing connectivity or other wire testing. The test connector has a mating insert, selected and configured to mate with an identified aircraft connector present on the harness to be tested. Insulation and internal wire support is provided by packing the wire connections with a potting material and covering the test connector with an optional heat shrink tubing. Alignment to the aircraft connector may be keyed with the use of a visual indicator applied to the covering. The components as a kit and the assembled test connector are also provided.

Abstract: The invention relates to a connector for a cable for underground mining, comprising a socket part 1 and a plug part axially insertable into the socket part and having a hole in the back for inserting a cable, the plug part being secured to the socket part 1 by a screw cap 20 mounted for rotation on the plug part 10 and screwable on to an external thread 6 on the socket part 1 and being sealed against penetration of moisture and/or dirt by at least one sealing element. In order to obtain standard parts for a family of plugs by a simple assembly process and with maximum sealing-tightness against moisture and dirt and at low production costs, the plugs being suitable for inserting the cable either coaxially or radially, the external thread 6 on the socket part 1 and the associated internal thread 21 on the screw cap 20 are triple threads and/or a crown part 40 with at least one radial recess 41 for receiving the cable 30 is provided on the cable entry hole 18 on the back of the plug part. (FIG.

Abstract: A HDMI connector is disclosed to include an insulative casing holding first terminals and second terminals at two different elevations, an insulative locating board set in between the first terminals and second terminals, top and bottom cove boards respectively covered on the top and bottom sides of the locating boards to hold down lead wires of a cable in respective forked, sharp-edged endpieces of the first terminals and second terminals at the top and bottom sides of the insulative locating board to make a respective electric contact, a cap fastened to the cable to keep the lead wires from sight, a metal shield covered on the casing and the cover boards and the cap for EMI protection, and a plastic housing directly molded on the metal shield.

Abstract: The grommet having a longitudinal axis includes a funnel shaped portion having a flared end, a narrowed end and a conical wall with external and internal conical faces. The external conical face includes an external circular groove having a groove base. The grommet further includes a tubular portion extending outwardly from a circular joint section formed at the narrowed end of the funnel shaped portion. The grommet is configured to mount a wire harness for vehicles containing a water-trapping zone, and to be installed into a through-hole formed in a body panel of a vehicle.

Abstract: A cable connector (100) includes an insulative housing (1), a number of terminals, a signal transmission cable (2), and two engaging blocks (3). The insulative housing comprises a mating end (12), a cable insertion end (13), and a cable receiving cavity (15). Each engaging block defines a concave inside face. One end of the signal transmission cable is received in the receiving cavity. The blocks are filled in the cavity and the concave inside face abuts against the outer periphery of the cable. A jacket (4) is molded on the junction between the housing and the signal transmission cable, whereby the cable is firmly engaged in the housing, and making the conductor connected with the terminals completely.

Abstract: A cable connector (100) includes an insulative housing (1), a number of terminals, a signal transmission cable (2), and two engaging blocks (3). The insulative housing comprises a mating end (12), a cable insertion end (13), and a cable receiving cavity (15). Each engaging block defines a concave inside face. One end of the signal transmission cable is received in the receiving cavity. The blocks are filled in the cavity and the concave inside face abuts against the outer periphery of the cable. A jacket (4) is molded on the junction between the housing and the signal transmission cable, whereby the cable is firmly engaged in the housing, and making the conductor connected with the terminals completely.

Abstract: A method of making a data cable includes coupling an electrical conductor of an end of a cable to an electrical contact that is positioned within a portion of a connector housing. A protective clamp is positioned over a section of the cable rearwardly of the electrical contact. Another portion of the connector housing is formed over the cable section and the clamp, to thereby secure the cable with the connector housing. The protective clamp is positioned between the formed portion of the connector housing and the cable section and provides mechanical protection for the cable section to reduce damage thereto.

Abstract: A contact insert subassembly (34) for a modular jack connector (200) is obtained by the following steps: stamping a contact strip (10) to form a group of contacts (20) which are interconnected by an end carrier (11) and a middle carrier (13), the middle carrier dividing the contacts into first and second portions (21, 22); bending the first portion into a soldering tail portion for the contacts; subjecting the contact strip to an insert molding to form an insulative block (30) around the middle carrier (13); cutting the end carrier and the middle carrier from the contacts; and bending the second portion to form a contacting portion for the contacts.

Abstract: A display unit comprises a case, a panel, a lamp, an intermediate and a lead wire. The lamp is placed next to the panel, and the lead wire is electrically connected to the lamp to form a conjunctive portion. The conjunctive portion is placed in a mold and integrally covered with the intermediate. When the lead wire is pulled by an abnormal or abrupt force, the majority of the force can be absorbed by the intermediate pressed on the case, and the lead wire can remain fixed to the lamp.

Abstract: A bushing for high-voltage and medium-voltage gas-insulated metal-clad electrical switchgear includes a substantially cylindrical metal jacket surrounding a conductive busbar. It also includes a conductive material annular member disposed around the jacket and a cap surrounding the jacket at a distance and adapted to define with the jacket a closed space delimited at one end by the annular member, which is adapted to be sacrificed by being partly melted if an internal arc pierces the jacket and reaches it. This kind of bushing prevents molten metal and hot gases from spraying out following an internal arc.

Abstract: An electrical assembly, including at least one electrical conductor, a flexible tubing having an end, an inner surface and an outer surface, the tubing loosely carrying at least one electrical conductor therein, a pass-through connector disposed on the end, the pass-through connector having a peripheral surface which is in continuous, intimate physical contact with at least the inner surface or the outer surface, the at least one electrical conductor passing through the pass-through connector and an electrical component connected to the pass-through connector, the electrical component electrically connected with the at least one electrical conductor.

Abstract: By providing two integrated components, an outer housing and an inner sleeve member having cable engaging arms, with the inner sleeve member being securely mounted to the outer housing in a manner which prevents its separation from the housing, an efficient, easily manufactured and assembled cable connector is realized. In one preferred embodiment, the inner sleeve member incorporates a plurality of locking members which extend through portals formed in the housing to enable the fully assembled cable connector to be quickly and easily lockingly engaged and securely mounted in a receiving hole of a junction or outlet box. If desired, the sleeve member may also incorporate radially extending curved grounding/conductivity tabs mounted to the sleeve member and constructed for extending through additional portals formed in the housing.

Abstract: A structure that ensures air tightness and waterproof performance of a cord insertion hole in a back cover of a lamp body. The arrangement allows a reduction of man hours for fixing a power supply cord to the back cover. In an implementation, a cylindrical outer wall 702 is provided that surrounds cord insertion holes 704a, 704b through which power supply cords 6a, 6b are inserted for sending current to light source bulbs 1a, 1b. A resin mold portion filled inside the outer wall fixes and integrates the power supply cords 6a, 6b in the cord insertion holes 704a, 704b. The resin mold portion includes a lower mold layer 9a on the side of the cord insertion holes 704a, 704b that adheres well to the back cover 7, and an upper mold layer 9b laminated over the lower mold layer 9a and having good heat resistance properties. The upper mold layer 9b prevents creep in the lower mold layer 9a, and the lower mold layer maintains air tightness and waterproof performance at the cord insertion hole.

Abstract: A connector in which it is possible to prevent its contact from being disengaged or displaced from a groove of a contact holding member includes a shielding cover, a plurality of contacts (terminals) arranged inside the shielding cover, and a contact holding member for holding the contacts inside the shielding cover. The contact holding member is formed with a plurality of grooves, and each groove is formed with opposite protruding portions along its longitudinal direction for restricting the movement of the contact in a direction away from a bottom surface of the groove.

Abstract: A display unit comprises a case, a panel, a lamp, an intermediate and a lead wire. The lamp is placed next to the panel, and the lead wire is electrically connected to the lamp to form a conjunctive portion. The conjunctive portion is placed in a mold and integrally covered with the intermediate. When the lead wire is pulled by an abnormal or abrupt force, the majority of the force can be absorbed by the intermediate pressed on the case, and the lead wire can remain fixed to the lamp.

Abstract: A cable end connector assembly (1) includes a dielectric housing (11), a plurality of contacts (12) received in the housing, a cable, and a cover. Each contact comprises a mating portion (120) and a tail portion (122) opposite to the mating portion. The cable comprises a plurality of conductive cores (21) enclosed by an outer insulating jacket (22). The conductive cores are partly exposed beyond the outer insulating jacket and are soldered with the tail portions, respectively. A through hole (23) is on the outer insulating jacket and in a front end of the cable. The cover is over-molded with a rear end of the electrical connector and the front end of the cable. A block (34) is on an inner surface of the cover and engages with the first engaging portion of the cable for enhancing a retaining force between the cover and the cable.

Abstract: A resilient insulative sleeve is carried in an expanded state extending along one end of a tubular metal carrier. The carrier has several internally-projecting crimps and a flange at one end. The carrier with the sleeve is slid onto a cable until the crimps engage an enlargement on the cable formed by connection to the cable. A tool is then used to apply force between the carrier's flange and one end of the sleeve so that the sleeve is pushed off the carrier and contracts onto the cable about the connection.

Abstract: A liquid tight conduit fitting for terminating flexible conduit to electrical enclosures. The fitting includes a sealing rib having a pitch of 0° located on the outer surface of the gland end and extending thereabout whereby a seal is provided between the outer surface of the gland end and the interior of a length of conduit secured thereto. The fitting further includes a protective hood secured to the gland end of the fitting whereby an annular cavity is defined about the gland end of the fitting, the annular cavity being sized to receive and enclose the terminating end of the conduit secured to the fitting.

Abstract: In order to waterproof a terminal connecting portion of a sheathed wire, in which a terminal fitting and a bare conductor of the sheathed wire are connected with each other, the terminal connecting portion of the sheathed wire is placed into a molding cavity of a molding die such that a bottom face of the terminal connecting portion is closely brought into contact with one of inner faces of the molding cavity. Then molten molding resin is injected into the molding cavity such that a bottom face of a solidified molding resin and the bottom face of the terminal connecting portion define an identical plane.

Abstract: An environmentally sealed instrument circuit adapter connecting a process transmitter to instrument wiring. An environmentally sealing elastomeric part seals between a lip on an outer sleeve and a connector header of the process transmitter. One or more washers can provide sealing between the lip and the elastomeric part when tightened. The adapter protects contact pins, sockets and loop wires from damage due to liquids, humidity, dust and other contaminants.

Abstract: A one-motion grommet (10) has opposite front and rear small-diameter tubes (11, 12) and a widened tube (13) therebetween. The front small diameter tube (11) is dimensioned to pass into a through hole (9) in a body panel (8). A cut-away portion (15) extends forward from the rear end of the widened tube (13). The widened tube (13) is branched into an outer tube (13c) and an inner tube (13d) that is continuous with the second small-diameter tube (12). Front and rear walls (16a; 16b) project from the outer circumferential surface of a portion of the outer tube (13c) located more backward than the forward end of the cut-away portion (15) and are opposed to each other to form a body locking recess (16). The front end of the cut-away portion (15) is located more radially inward than the base end of the front wall (16a), and an opening side of the cut-away portion (15) is located radially inwardly of the rear wall (16b).