Abstract: To create a housing cover for fixing to a housing, in particular to a power inverter housing, wherein the housing cover is provided with a plurality of fastening means through openings and with a sealing bead that includes an elastomeric material, and wherein the sealing bead is arranged on a seal bearing surface of the housing cover, in which housing cover the course of the sealing bead can be more freely designed and, in particular, laid closer to the fastening means through openings of the housing cover, it is provided that the housing cover includes at least one deformation limiting element, which projects over the seal bearing surface in the same direction as the sealing bead and limits a deformation of the sealing bead in the assembled state of the housing cover.

Abstract: Electric vehicle battery packs with external side enclosures for containing electrical connectors and other components therein. Each enclosure is sized to support various connectors or other components as desired, and may have a number of openings formed to provide interfaces for connecting various electric vehicle systems to the battery pack. The enclosures may be placed at various locations along one or more sides of the battery pack, and connectors may be routed over an upper surface of a battery pack frame or through a gap formed between the pack frame and cover. Enclosures may be made of any material, including plastic for lower weight applications and metal for improved electromagnetic interference shielding.

Abstract: A protective cover for the connector of a power cord is provided. The protective cover has a body that defines an enclosure for protectively housing the connector and any associated built-up portion, as well as the portion of the power cord that interfaces with the connector and/or built-up portion. The protective cover may have a filament extending therefrom to a cord ring that attaches to the power cord itself to act as a lanyard toggle. The protective cover may move between an open position and a closed position for receiving and protecting, respectively, the connector. The protective cover may also have elastic properties enabling it to elastically deform sufficiently to slide onto the connector, wherein a tapered hood of the protective cover shrouds the portion of the power cord that interfaces with the connector and/or built-up portion.

Abstract: A seal housing for a cable lug comprising a cable entry extending in a longitudinal direction, and a dome extending in a transverse direction, transversely to the longitudinal direction, wherein the cable entry extends longitudinally towards the dome and terminates in the dome, the dome comprises a receptacle for the cable lug, and the dome comprises a transversely extending through channel which extends transversely, on both sides of the receptacle into a bottom region and a cover region, characterized in that the receptacle comprises latching means for mechanically receiving the cable lug.

Abstract: A structure of electrical connection is a structure of mutual electrical connection between a first power supply unit, a second power supply unit, and electric wires. The first power supply unit is provided with a first columnar terminal, and the second power supply unit is provided with a second columnar terminal. A tubular terminal is connected to an end of the electric wire. A first tubular terminal fitted to the first columnar terminal, a second tubular terminal fitted to the second columnar terminal, and a columnar terminal fitted to the tubular terminal are joined to a conductive connection plate. The entirety of the connection plate and the ends of the electric wires are covered with a cover.

Abstract: A power supply apparatus includes a battery pack for a motor vehicle, and a power interface part that connects the battery pack and a plurality of electrical devices. The power interface part includes a battery-side connector, and a branch connector apparatus. The branch connector apparatus includes a joining part for connection lines, a fuse, a housing, and a connector. A guided part is provided on an outer side surface of the housing. The battery pack includes a slot part allowing the branch connector apparatus to be inserted and extracted. The battery-side connector is provided in the slot part. A guiding part extending along an insertion and extraction direction is provided on an inner side surface of the slot part. The guided part is guided along an extension direction of the guiding part by the guiding part.

Abstract: An electrical connection box capable of suppressing ingression of liquid is provided. The electrical connection box is configured to house an electrical device, to interconnect a plurality of in-vehicle device via the housed electrical device, and to be provided in a vehicle, and includes an insertion port that passes through a side wall and into which an electric wire to be connected to the electrical device is inserted, and an eave portion that is provided along an upper edge portion of the insertion port and protrudes outwardly by a predetermined length.

Abstract: Disclosed herein is a vehicle body with a battery connected thereto including a lower panel of a vehicle which extends in a horizontal direction, and to which a battery case in which a battery is provided in an upper portion or a lower portion is coupled, a seat cross member configured to extend in a direction parallel to a transverse direction of the vehicle and located on an upper surface or a lower surface of the lower panel, a battery cross member provided in the battery case, configured to extend in the direction parallel to the transverse direction of the vehicle, and located to correspond to the seat cross member in a vertical direction of the vehicle, and a coupling device configured to simultaneously pass through to couple the lower panel, the seat cross member, and the battery cross member in the vertical direction of the vehicle.

Abstract: Embodiments described herein generally relate to a battery pack assembly. The battery pack assembly includes a plurality of housing segments and a plurality of battery cells. The plurality of housing segments are coupled to one another. Each one of the plurality of housing segments includes a terminal receiving portion. The terminal receiving portion has a pair of end walls, a pair of side walls and a floor. A terminal connector is positioned within the terminal receiving portion. The terminal connector has a pair of openings. Each battery cell of the plurality of battery cells has a terminal side. A pair of terminals are positioned on the terminal side of each of the plurality of battery cells. Each one of the plurality of housing segments are configured to be rotated with respect to an adjacent housing segment between a use position and a maintenance position.

Abstract: A battery mounted on a vehicle, the battery including a battery case having an electrically conductive material and configured to be attached to a body of the vehicle so as to electrically connect to the body of the vehicle. The battery case includes a plus terminal to which an electrical conductor is connected to supply electric power to electrical equipment on-board the vehicle, a minus terminal, a ground member that is attached to the minus terminal so as to electrically connect the minus terminal and the battery case, and a plus terminal cover that covers the plus terminal. In a state where the ground member is attached to the minus terminal, the ground member abuts the plus terminal cover so as to restrict a movement of the plus terminal cover from exposing the plus terminal.

Abstract: A fuse module including a mounting block having a through-hole extending therethrough, a fuse including an upper portion disposed on a top of the mounting block and having a through-hole, a lower portion disposed on a bottom of the mounting block and having a through-hole, and a fusible element disposed adjacent a sidewall of the mounting block and connecting the upper portion to the lower portion, the fuse module further including a housing having a main body portion encasing the mounting block and the fuse, the main body portion having apertures in top and bottom surfaces thereof aligned with the through-hole of the mounting block, and a cap portion connected to the main body portion and disposed over the fusible element, the cap portion having surface features extending from an interior surface thereof for absorbing energy upon occurrence of an overcurrent condition in the fuse.

Abstract: A power converter for an electric vehicle include a connection interface for coupling an external battery to a first bus. The power converter includes a first set of switching devices configured to transfer power between a charge port and the first bus, and a second set of switching devices configured to transfer power between the first bus and a second bus coupled to a traction battery. The power converter includes a controller programmed to control a voltage level of the first bus to different nominal operating voltages based in different operating modes.

Abstract: An energy storage apparatus includes an energy storage device, a first wiring electrically connected to the energy storage device, a harness plate holding the first wiring, and a first connector connected to the first wiring, the first connector being located at a central portion of the harness plate and capable of detachably attaching an external wiring.

Abstract: An energy storage apparatus includes: an energy storage device which includes an electrode terminal; an outer case; and an external connection terminal. The external connection terminal includes: an external connection part to be connected to an external conductive member; a circuit breaking part; and a bus bar which connects the electrode terminal or the external connection part with the circuit breaking part, and which is formed in the outer case by insert molding. The bus bar includes an outer exposed portion on which the circuit breaking part is detachably mounted from the outside of the outer case.

Abstract: A battery terminal cover (1) is mounted on a battery (2) to be installed in a vehicle and includes a body (10) to be fixed to the battery (2), a movable portion (20) coupled to the body (10) via hinges (50) and rotatably displaceable to a shielding position to cover a screw member bolt (6) mounted on the battery (2) and an open position to be overlapped on the body portion (10), and a tool restricting portion (30) provided on the movable portion (20) and configured to restrict the rotation of a tool (T) by interfering with the tool before the tool rotated about the screw member (6) contacts the vehicle with the movable portion (20) set at the open position.

Abstract: Electrical connectors coated with one or more coatings formed of carbon nanotube arrays or sheets, as well as methods of making and using thereof are described herein.

Abstract: A clamp for a male terminal of a power source, the terminal including a frustoconical body projecting out of a base surface that is part of the source against which a greatest diameter of the terminal rests, may include: at least one ring-shaped first portion, with an open section of its circumference, the at least one first portion having a first diameter such that a predetermined radial clearance exists when the at least one first portion axially fits upon the frustoconical body, the at least one first portion also having two jaws which axially project out of the circumference of the at least one first portion, the jaws being in opposed, spaced-apart relationship; and a clamping device which acts on the jaws and is configured to move the first jaws toward each other to tighten the at least one first portion around the frustoconical body with elimination of the clearance.

Abstract: Provided herein are modular fuse holders for single bolt fuses. In some approaches, a fuse holder may include a base having a lower wall and a set of sidewalls, the lower wall including a plurality of bolt openings provided therethrough. The fuse holder may further include a cover securable with the base, the cover including an upper wall and a set of outer walls, the outer walls including a plurality of cable openings, wherein the base and the cover define an interior cavity for housing a bolt assembly. In some approaches, the fuse holder may include a busbar atop the lower wall of the base, the busbar including a set of openings aligned with one or more of the bolt openings of the lower wall. In some embodiments, a side cover may extend over some of the plurality of cable openings in the outer wall of the cover.

Abstract: An automotive vehicle fuse box includes a receptacle having a bottom, a pair of fuses fitted into the bottom, a pair of output terminals coupled to first ends, respectively, of the fuses, and a pair of input terminals coupled to second ends, respectively, of the fuses. The pair of output terminals extends from the receptacle in a first direction, while the pair of input terminals extends from the receptacle in a second direction. The fuse box also includes at least one other pair of fuses fitted into the bottom and another pair of input terminals coupled to second ends, respectively, of the other pair of fuses. The other pair of input terminals extends substantially in parallel to the second direction. First ends of the other pair of fuses are coupled to the terminals of the pair of output terminals, respectively.

Abstract: A conductor unit includes a connection conductor directly or indirectly connected with at least one electrode terminal in an electrode terminal group of a plurality of battery cells arranged in the same direction, a linear conductor connected with a battery monitoring unit that monitors the battery conditions of the battery cells, a fusible body that is connected between the connection conductor and the linear conductor and fuses when an overcurrent flows between the connection conductor and the linear conductor, and an insulative resin-molded member that contains the fusible body therein. The connection conductor includes holding portions that are disposed inside the resin-molded member, and hold the resin-molded member. The holding portions are formed in at least two places spaced apart from each other.

Abstract: A connection portion of a locking member is bent such that the connection portion is made apart from a second upper surface portion as the connection portion is made apart from a first arm portion, and is bent such that the connection portion is made apart from a side surface portion as the connection portion is made apart from a second arm portion. Even when a tolerance is generated in a direction substantially orthogonal to the side surface portion at the time of installing a base body in an installation surface portion of a battery, it is possible to absorb the tolerance by deforming the connection portion, and to lock a locked portion in a lower end edge.

Abstract: Included are a battery terminal connected to a battery post erected on a first surface of a battery, a battery connection unit provided with an electronic component connected to the battery terminal and to which ends of electric wires are connected, and a accommodating member that accommodates the battery terminal and the battery connection unit. The accommodating member has a through-hole through which the battery post is inserted, a terminal accommodating chamber in which a free end side of the battery post inserted through the through-hole is arranged and which accommodates the battery terminal connected to the free end side, and a butting portion that is projected from a periphery of the through-hole toward the first surface of the battery and made abut on the first surface.

Abstract: A fuse unit includes: a fuse element with an insertion hole into which a stud bolt inserted, the stud bolt protrudingly provided on a battery terminal fixed to a battery post protrudingly provided on an upper surface of a battery; and a resin body integrally formed with the fuse element by insert molding, and having an abutment portion abutting on a side surface of the battery. For a plurality of batteries each having the battery post at a different arrangement position, the insertion hole of the fuse element is formed in a shape allowing insertion of the stud bolt thereinto in a state where the side surface of the battery and the abutment portion of the resin body abut on each other.

Abstract: In a fusible link, a fuse element integrally formed with a metallic plate includes a battery coupling plate and two external coupling plates. The battery coupling plate is coupled to a battery terminal. The external coupling plates are coupled through fusible parts to connecting plates extending to both sides of the battery coupling plate. Three resin housings support the fuse element so as to expose the connecting plates among the housings adjacent to each other. The installation configuration of the fuse element can be selected depending on the space on the battery side, thereby achieving increased flexibility of and reduction in the space for the fusible link mounted on the battery.

Abstract: Provided is a fusible link unit (electrical component unit) including a fusible link (electrical component), a battery terminal fixed to an electrode post (electrode) of a battery, and a support member formed as a different body from the battery terminal and fixed to the battery, the support member supporting the fusible link (electrical component), in which the fusible link (electrical component) includes a main link body (main electrical component body) and a power supply terminal made of conductive metal to be exposed from the main link body (main electrical component body) and electrically connected to the electrode post (electrode) through the battery terminal, and the support member supports the main link body (main electrical component body) such that the main link body extends in an orthogonal direction substantially orthogonal to an installation surface portion.

Abstract: A vehicle includes a body, a first battery set, a first accessory device, a second battery set, a second accessory device, a load device, and connecting wires. The first battery set is installed in the body and includes at least one first series unit including a predetermined number of battery cells connected in series. The first accessory device is installed in the body and connected to the first battery set. The second battery set is installed in the body and includes at least one second series unit including a predetermined number of battery cells connected in series. The second accessory device is installed in the body and connected to the second battery set. The load device is installed in the body and connected to the first battery set via the first accessory device and to the second battery set via the second accessory device.

Abstract: A power terminal connector having a terminal body that has a socket configured to receive, and be electrically connected to, a pin of a power terminal. A spring clip is coupled to the terminal body. The spring clip is movable between a locking position and a clearance position. The spring clip is configured to engage the pin of the power terminal in the locking position to secure the power terminal connector to the power terminal. The spring clip is configured to be disengaged from the pin of the power terminal in the clearance position. A cap is coupled to the terminal body. The cap is coupled to the spring clip to move the spring clip between the locking position and the clearance position as the cap is actuated.

Abstract: Disclosed herein are embodiments of a battery assembly and a cover for a battery fuse terminal. One embodiment of a battery fuse terminal cover comprises a base portion having a first end and a first hinge end opposite the first end, a movable portion having a second end and a second hinge end opposite the second end and a first hinge located between the first hinge end of the base portion and the second hinge end of the movable portion. The movable portion is configured to rotate relative to the base portion via the first hinge between a concealing position and an exposing position. A cover securing member is located on the base portion and configured to secure the cover to the battery fuse terminal.

Abstract: A stud-type junction block assembly having a mounting member and a body constructed from a highly conductive material. A non-conductive or insulating sheath may be provided over a portion of the body. The body defines a bore configured to receive and retain at least one post constructed from a high-strength material. The bore may include threads for receiving an external threaded surface of the post for securing the post with the bore. In addition, a locking agent or adhesive may be provided to secure the post within the bore. An electrical connector having a ring is coupled to the body over the post to provide an electric path of conduction. A nut or other connector is provided on the post for securing the ring of the electrical connector to the body. A non-conductive cap may be provided over the nut.

Abstract: Devices are provided for facilitating connection of at least one element to a pole of a battery. The devices include an adapter including a first portion of the adapter and a second portion of the adapter. The first portion of the adapter is configured to attach to the pole of the battery and the second portion of the adapter includes at least one protruding member. The at least one protruding member is configured to receive the at least one element and is electrically connected to the first portion of the adapter. The device further includes a protective lid configured to be received by the adapter and to provide an electrically insulating cover for the at least one protruding member.

Abstract: A battery cable circuit protection device and circuit for preventing fluctuations in voltage from a supply battery is provided. The device includes a terminal base having a battery cable lug member adapted for mounting to and making an electrical connection with a battery post of the battery. A battery cable mounting structure is fixedly connected to the terminal base for detachably connecting the terminal base to a battery cable. The battery cable supplies a vehicle starter motor with electrical energy. A first fuse mount supported by the terminal base provides electrical interconnection to the battery post. A second fuse mount supported by the terminal base provides electrical energy to vehicle electrical systems other than the vehicle starter motor. The first and second fuse mounts are adapted for detachable a connection to a fuse which provides electrical interconnection between the first and second fuse mounts.

Abstract: A fusible link unit includes a fusible link main body that includes a bus bar for connecting to a battery terminal, and a battery that has a battery post for connecting to the battery terminal. The fusible link main body includes an L-shaped housing having a first face and a second face which oppose two side surfaces forming a corner portion of the battery. The bus bar is connected to a fuse portion and is extended from the first face of the housing. Abutment portions for abutting against the side surfaces of the battery are provided on the first and second faces of the housing respectively.

Abstract: A terminal cover has first and second pieces (10, 30) that can be united into a tubular shape. A resilient lock piece (13) is formed on the first piece (10) and engages a lock (41) of the second piece (30) to lock the two pieces (10, 30) in a united state. The first piece (10) is formed with restrictions (17) projecting in a manner to restrict displacements of the first and second pieces (10, 30) in a resilient deforming direction of the resilient lock piece (13) by engaging the second piece (30).

Abstract: Junction bolt having a shank and a foot arranged at one end of the shank and intended for attachment of the junction bolt to a part, the shank includes an outer surface forming a surface of contact for attachment of a junction element. The outer surface of the shank is surrounded by a protective sleeve covering the surface of contact on the shank and movable into a position in which the surface of contact is freely accessible.

Abstract: In a terminal connection structure, a stud bolt is stood and inserted into a hole of a top plate portion of a terminal, and the nut is screwed and fastened to the stud bolt on the top plate, thus connecting the terminal to the stud bolt. A terminal accommodation section is formed by a tubular wall around the stud bolt. It has an opening and ribs at a part of a circumference thereof, and allows the terminal fixed to the stud bolt from above. The opening is formed so as to fit on a belt portion extending from the top plate portion toward a fixing portion of the terminal. The ribs are protruded on the protection wall. The ribs prevent the terminal from being detached upward when the terminal is being temporarily lifted. The ribs are arranged at different heights in a top-bottom direction of the stud bolt.

Abstract: A self-adjusting contact includes a plurality of conductive fibers, such as wires, arrayed along an axis perpendicular to the major plane of the battery terminal. The contact may include straight or corrugated wires, aligned substantially along the axis. The wires may be arranged in a bundle and held within an electrically conductive holder, which may be cylindrical or bell-shaped, and the wire bundle may be soldered to the bottom of a well formed in the holder.

Abstract: Disclosed herein is a terminal-connecting device including an electrically insulating hollow connecting device body having an open upper end, and an electrically insulating cover coupled to the open upper end of the connecting device body. The terminal-connecting device is constructed such that a plate-shaped conductive bus bar is mounted to the lower end of the connecting device body, two or more terminal insertion holes are formed in the lower end of the connecting device body and the bus bar, the terminal insertion holes formed in the lower end of the connecting device body communicating with the terminal insertion holes formed in the bus bar, and a connecting member insertion slit is formed in one side of connecting device body for allowing further connection of the corresponding electrode terminal to an external connecting member, as occasion demands.

Abstract: A battery post electrical terminal assembly includes an electrical terminal and a retainer connected to the electrical terminal. The electrical terminal is configured for coupling with an electrical conductor. The retainer includes a plurality of fingers, the plurality of fingers configured for frictionally engaging a battery post of a battery and thereby configured for mechanically and electrically coupling the retainer with the battery post.

Abstract: A battery positive cover (20) is provided for a battery terminal and a wire harness. The battery positive cover (20) has inclined portions (36, 38) that can be pressed from an outer side of a sectionally U-shaped wire harness-mounting part (24) toward the inner side thereof. The inclined portions (36, 38) project from opposed facing tips at an entry (24B) of the wire harness-mounting part (24) and incline towards the inner side of the wire harness-mounting part (24). A wall (24C, 24D) of the wire harness-mounting part (24) can be elastically deformed from a holding position to an open position.

Abstract: A battery-connecting member (1) has a base (2) for accommodating a fuse (10) and a casing (3) for accommodating the base (2). The base (2) includes a battery terminal (7), busbars (8A, 8B) and the fuse (10). A box-accommodating portion (15) is provided in the casing (3) for accommodating the fuse (10) and is provided with an operation space closing portion (17) at a side toward which the fuse (10) is detached. Thus, the fuse (10) cannot be detached unless the battery-connecting member (1) is detached from a battery (5) and the casing (3) and the base (2) are separated.

Abstract: A substantially annular electrical contact (12) has an inside dimension (14) and an outside dimension (16). A preferred material for the contact (12) is phosphorus-bronze. The inside dimension (14) is provided with a plurality of contact beams (18). The outside dimension (16) is provided with a plurality of retention beams (20). The contact beams and the retention beams are spaced alternately from one another. A wire-receiving trough (21) is provided between two of the retention beams and extends away from the annulus. A substantially cup-shaped electrically insulating insert (22) (see FIG. 3) is also provided and comprises an interior wall (26) and an exterior wall (28). A preferred material for the insert is polypropylene. The interior wall (26) is provided with pockets (30) for receiving the contact beams (18) and the exterior wall (28) is provided with pockets (32) for receiving the retention beams (20).

Abstract: A battery connector is constituted by a battery terminal, a fitting portion, a terminal cover, an opening portion and an operation member. The battery terminal is connected to a wire and has the fitting portion which has an aperture enough to be loosely fitted to the battery post. The terminal cover receives the battery terminal therein and has the opening portion for the battery terminal to fit to the battery post therethrough. The operation member is movably attached to the terminal cover, and fastens the battery terminal to the battery post by reducing the aperture of the fitting portion loosely fitted to the battery post. Therefore, the battery connector is pressure-fixed to the battery post.

Abstract: Insertion piece portions 25, each having a retaining portion 25a formed at a distal end thereof, is formed on that portion of a cover opening/closing portion 17 disposed near to a hinge portion 17. A cover body portion 11 has insertion hole portions 26 into which the insertion piece portions 25 can be fittingly inserted, respectively. The cover opening/closing portion 17 and the cover body portion 11 include slanting walls 22 and 16, respectively, which are opposed to each other, with the hinge portion 27 disposed therebetween, and the insertion piece portions 25 are formed on the slanting wall 22 of the cover opening/closing portion 17, and the insertion hole portions 26 are formed in the slanting wall 16 of the cover body portion 11. The pair of insertion piece portions 25 are provided, and the retaining portions 25a of the pair of insertion piece portions 25 project inwardly toward each other or outwardly away from each other.

Abstract: The invention relates to a plug connector for making an electrical connection with a battery terminal. The plug connector comprises a housing formed by joining an upper shell and a lower shell with a contact lying within the housing. The contact has a helical spring contact and a contact strip bent to form a cylindrical region. The upper shell and the lower shell each have a holding element extending within the cylindrical region formed by the contact strip, in order to form a recess for holding the helical spring contact.

Abstract: A battery-connecting member (1) has a base (2) for accommodating a fuse (10) and a casing (3) for accommodating the base (2). The base (2) includes a battery terminal (7), busbars (8A, 8B) and the fuse (10). A box-accommodating portion (15) is provided in the casing (3) for accommodating the fuse (10) and is provided with an operation space closing portion (17) at a side toward which the fuse (10) is detached. Thus, the fuse (10) cannot be detached unless the battery-connecting member (1) is detached from a battery (5) and the casing (3) and the base (2) are separated.

Abstract: A fuse box is placed on an upper surface of a battery box through a supporting plate. Through-holes into which battery posts are inserted are formed at predetermined positions of the supporting plate. A positioning emboss portion is projected from the supporting plate. A fit-on portion is formed at a position corresponding to the emboss portion of the supporting plate of the fuse box. The fuse box is mounted on an upper surface of the supporting plate, with the battery posts in penetration through the through-holes of the supporting plate. A circular arc portion of a battery terminal is fixedly fitted on the battery post. The emboss portion is fitted on the fit-on portion.

Abstract: A terminal protecting cap for containing a terminal fitting, includes a base member and a capping member. The base member includes a bottom face, on which the terminal fitting is placed, and a peripheral wall, extended from the bottom face so as to surround the terminal fitting. The capping member has a projecting portion, connected to the base member by a hinge, and rotating so as to cover an upper side of the base member. The projecting portion prevents a cover movement of the capping member with respect to the base member by abutting against the terminal fitting when the terminal fitting is placed on a improper position of the bottom face.

Abstract: A side wall 58 of a fuse unit 52 is provided with a guide groove 59 positioned close to a rotating portion 31 and a concave portion 60 positioned apart from the rotating portion 31. The guide groove is constituted by a wide portion 59a having an inclined guide face 59c and a narrow portion 59b extended in a closing direction successively to the wide portion. A groove wall surface linking the wide portion and the narrow portion is set to be a position regulating face 59d for a guide rib 25. Internal surfaces of side walls 22b and 22c of a second cover 21 constituting a protective cover 10 are provided with the guide rib to enter the guide groove and a locking convex portion 26 to be engaged with the concave portion, and an internal surface of an upper wall 22a of the second cover is provided with a position regulating rib 27 to abut on the upper part of the fuse unit.

Abstract: A battery-side terminal (2) includes a fastening ring (5) to be fixed to a battery post (1), and a connecting piece (8) extends from the fastening ring (5). A current sensor (4) includes a sensor portion (4A) formed with a slit (14) through which the connecting piece (8) is insertable. The battery-side terminal (2) and the current (4) are transported to a connection site while being assembled into one unit. At the connection site, the connecting piece (8) and the harness-side terminal (3) are aligned and placed one over the other, and are tightened by means of a bolt. This tightening operation is performed at a position distanced from a battery, and hence can be performed smoothly performed without being hindered.

Abstract: A protection cover includes a lid (32) and a cover (37) which have interfering portions (36, 41), which do not interfere with each other while the cover (37) is being displaced from an exposing position to a protecting position, if the lid (32) is mounted properly in a closing position with respect to the accommodating portion (22). However the interfering portions (36, 41) interfere to prevent the cover (37) from reaching the proper closing position when the lid (32) is mounted improperly. Thus, whether the lid (32) is mounted properly on the accommodating portion (22) can be detected based on whether or not the interfering portions (36, 41) interfere with each other while the cover (37) is being displaced to the pretecting position.