Abstract: A fusible switch disconnect device includes a housing adapted to receive at least one fuse therein, and a switchable contact for connecting the fuse to circuitry. A tripping mechanism and control circuitry are provided to move the switchable contact to an open position in response to a predetermined electrical condition.

Abstract: A fuse puller accommodating structure includes a puller main body, a puller accommodating section, an accommodating side protrusion provided within the puller accommodating section, a puller side protrusion provided on the puller main body, wherein the puller side protrusion is configured to be locked to the accommodating side protrusion, and a pushing-up section provided at a bottom of the puller accommodating section, wherein the pushing-up section is configured to bias a forward end of the puller main body accommodated in the puller accommodating section in a pushing-up direction in order to push the puller side protrusion against the accommodating side protrusion, wherein the forward end is oriented forward with respect to an inserting direction, and wherein the pushing-up direction is opposite to the inserting direction.

Abstract: The invention relates to a surge protection device ensemble comprising a surge protection device having an overvoltage protection means in a first housing, wherein the first housing has at least two connections for contacting the overvoltage protection means, characterized in that the surge protection device ensemble also has a fuse module having a fuse in a second housing, wherein the second housing has at least two connections for contacting the fuse, characterized in that the second housing having one of the connections of the fuse module is inserted in a form-fitting manner into one connection of the at least two connections of the surge protection device, wherein the fuse module provides an electrical connection on the inserted side between the fuse module and the surge protection device.

Abstract: The invention refers to a fuse switch module (1) that comprises a casing (2) having an aperture (3) and a cover (4) for closing and opening the aperture (3), and a rotatable fuse cartridge (11) for receiving a fuse (8). The fuse cartridge (11) is rotatable between a switch module closed position in which a fuse (8) is connected with fixed contacts (5,6) to enable current circulation, and a switch module open position in which current circulation through the fixed contacts (5,6) is impeded. The cover (4) and the fuse cartridge (11) are engaged when the cover (4) is closing the aperture (3) and when the fuse cartridge (11) is in the switch closed position, thus, the cover (4) is locked by the fuse cartridge (11) and opening of the cover (4) is impeded while current is circulating through the switch module.

Abstract: A fusible switch disconnect device includes a housing adapted to receive at least one fuse therein, and a switchable contact for connecting the fuse to circuitry. A tripping mechanism and control circuitry are provided to move the switchable contact to an open position in response to a predetermined electrical condition.

Abstract: The invention refers to a low-cost fuse switch module that comprises a pair of fixed contacts and a rotary contact rotatable about a rotation axis located in-between the fixed contacts. The rotary contact is rotatable between a closed position in which it is connected with the fixed contacts to enable current circulation, and an open position in which the rotary contact is electrically isolated from the pair of fixed contacts. An overcurrent protection fuse is provided for limiting maximum current circulation through the contacts in the closed position, and the fuse is rotatable about the axis and it is arranged to operate as the rotary contact of the switch, such as by rotating the fuse about the rotation axis, the switch reciprocally transit from the closed to the open position.

Abstract: A switching and protection device for high-voltage onboard electrical systems having a DC-voltage switch and a fuse, wherein the DC-voltage switch includes a housing, at least two fixed contacts, and a bridge designed to be movable with respect to the fixed contacts, wherein the bridge is formed from an electric insulator, wherein two contacts are arranged on the bridge such that, during a movement of the bridge in the direction of the fixed contacts, the two contacts make contact with the fixed contacts, wherein the two contacts arranged on the bridge are electrically connected to each other via the fuse.

Abstract: A fuse block assembly includes a nonconductive base formed with pedestal surfaces attachable to terminals from a location above the base, while providing a clearance between the body of a fuse and the middle portion of the base when a fuse is installed.

Abstract: An embodiment of a fuse module has been disclosed. The fuse module includes a housing, a fuse element unit disposed within the housing, and a pair of terminal blades between which the fuse element unit is electrically connected. Each terminal blade has a pair of connection portions.

Abstract: A touch-safe fuse module includes a built-in slidable handle movable between extended and retracted positions relating to a housing of the fuse module. In the extended position, the handle assists with removal of the fuse from a base housing assembly by improving mechanical leverage to apply extraction force to the housing. Fuse modules having high current ratings may be effectively removed by hand without separately provided tools.

Abstract: Device for protecting an electrical circuit fed by an alternating current, comprising a housing and a fuse element disposed in the housing. The housing comprises a first portion and a second portion which are mobile in relation to one another, and elastic means suitable for causing the first portion to bear against the second portion and causing the housing to be set in a closed state.

Abstract: A first and a second pair of projecting portions are provided in a cavity portion of a fuse mounting portion made of resin. An upper end surface of each projecting portion is tapered, so as to guide a pair of male terminals of a fuse sub-assembly toward a corresponding female terminals attached to the cavity portion, when the fuse sub-assembly is inserted into the cavity portion. A gap is formed between the fuse sub-assembly and the tapered upper end surfaces in a fuse-mounted condition, in which the fuse sub-assembly is in contact with a stopper portion of the cavity portion, in order to prevent contact failure caused by thermal shock.

Abstract: A product outer shell containing its own record of any private and unwarranted disassembly includes a first outer element, a second outer element detachably connected with the second outer element, a consumer disassembly inhibiting structure. The consumer disassembly inhibiting structure includes a circuit board, a plurality of special conductive bodies, a plurality of general conductive bodies, and a positioning plate. The special conductive bodies and general conductive bodies all have the same structures and each is secured on the circuit board to electrically connect to a chip located on the circuit board. A conductive piece is positioned on the positioning plate and is coupled with the special conductive bodies. The chip is configured to record electric connections between the special conductive bodies and the conductive piece, the original electric connections being changed to other or no connections after any disassembly of the product outer shell.

Abstract: A service disconnect assembly includes a receiver assembly having a fuse receptacle that is configured to receive a fuse therein. The service disconnect assembly includes a lockout device having a latch. The latch is actuatable between a latched position and an unlatched position. The latch cooperates with the receiver assembly in the latched position such that the lockout device cannot be removed from the receiver assembly. The latch is configured to be locked in the latched position.

Abstract: A fusible switching disconnect device includes a switch housing and terminal cover therefore that blocks access to a line side fuse clip and prevents insertion of a rectangular fuse module when switch contacts in the device are closed. An interlock element further presents the fuse from being retracted when the switch contacts are closed.

Abstract: A service disconnect assembly includes a receiver assembly having a fuse receptacle that is configured to receive a fuse therein. The service disconnect assembly includes a lockout device having a latch. The latch is actuatable between a latched position and an unlatched position. The latch cooperates with the receiver assembly in the latched position such that the lockout device cannot be removed from the receiver assembly. The latch is configured to be locked in the latched position.

Abstract: The invention relates to holders for receiving fuses, with a housing having a receiving shaft, the receiving shaft containing contacts which are provided for contacting at least one fuse inserted into the receiving shaft, a cover which is adjustably arranged in the receiving shaft, a fuse holding device which is adjustably guided in the receiving shaft, wherein the cover has a unit being engageable with a guiding mechanism and which holds the cover at a predetermined position within the housing, a coupling device for detachably coupling the cover to the fuse holding device, wherein the unit of the cover is formed by feet which protrude laterally from the cover and are engageable with the guides in the housing, and wherein the guiding mechanism comprises stops and/or stop faces which are provided in the guiding mechanism, and which hold the cover in a top position of the cover.

Abstract: A fuse holder for an electrical fuse includes a first housing portion which has first and second electrical terminals disposed therein. A second housing portion is pivotally attached to the first housing portion, and is configured to carry the electrical fuse. Pivoting the first and second housing portions together automatically and sequentially connects the fuse carried by the second housing portion to the terminals disposed within the first housing portion. This provides a convenient mechanism for connecting and disconnecting the fuse, and facilitates the use of a fuse without its own insulating material.

Abstract: A disconnect assembly for making and breaking electrical connections to an electrical circuit. The disconnect assembly includes a pullout assembly and a base assembly. The pullout assembly has downwardly facing extensions with slits in them to receive a blade that is inserted securely through the slits. The exposed portions of the blade are received in corresponding lug-jaw connectors in the base assembly. The lug-jaw connectors have a lug and a half jaw attached to the lug. The half jaw has a curved clip portion that opposes a side surface of the lug such that the exposed portion of the blade is received between the clip portion and the side surface, thereby resulting in minimal use of conductive material for the disconnect assembly.

Abstract: A high voltage service disconnect assembly is provided. The high voltage service disconnect assembly is configured to fixedly hold a plurality of different sized fuses therein having different current rating capabilities, one fuse at a time.

Abstract: Embodiments for an in-line fuse holder each include at least one housing and two mating pieces, which can snap-fit together and be held moveably together via a strap. Each embodiment houses at least one fuse, such as an automotive fuse. In one example, the fuse includes a first housing forming a first cavity, which is configured to house a first portion of the fuse. The first housing also includes a projection having sides that taper outwardly as the sides extend away from the first housing. The fuse holder also includes a second housing forming a second cavity, which is configured to house a second portion of the fuse. The second housing includes a channel having sides that taper outwardly as the sides extend into the second housing. The projection and channel snap-fit together in a water resistant relationship.

Abstract: The present invention relates to a switch disconnector comprising a housing portion, in which several pairs of blade receiving contacts assigned to each other or the like are arranged, which can be bridged by means of fuses, possibly comprising shock protection covers at least partially covering contact blades, and comprising a lid for receiving said fuses, which is provided in a manner hinged to the housing portion, wherein several receiving means in the form of slots, grooves or the like are formed at the inside of the lid, wherein one bearing cage is provided per fuse, and each bearing cage comprises a cage portion for inserting a fuse, wherein the cage portion is fit to the shape of the fuse to be inserted, and each bearing cage is provided with fasteners, which can be inserted in and snapped into predetermined receiving means for fastening the bearing cage to the lid respectively.

Abstract: A power-circuit breaking device, which can easily mount a fuse and has a small number of component and a simple structure. The power-circuit breaking device includes a first connector housing having a pair of circuit terminals connected with a power circuit, and a second connector housing closing the power circuit by fitting with the first connector housing. The second connector housing includes a fuse having a pair of terminals to be connected with the pair of circuit terminals, a housing having a lock arm engaged with a cutout provided at the terminal and a cover an entry opening of a receiving section of the housing. The cover includes a limiter limiting the lock arm to move to disengaging the terminal.

Abstract: A service disconnect assembly for an electronic module includes a fuse carrier having a holder configured to hold a fuse for the electronic module, where the fuse carrier has an attachment finger extending from the holder. The attachment finger has a peg. The service disconnect assembly also includes a service disconnect cover having a hood forming a channel, with the hood having a window exposing a portion of the channel. The attachment finger is received in the channel to couple the fuse carrier to the service disconnect cover. The service disconnect cover is slidable with respect to the fuse carrier between an initial position and a final position, wherein the hood moves with respect to the attachment finger as the service disconnect cover is moved between the initial and final positions. The peg is aligned with the window in the final position. A handle is rotatably coupled to the service disconnect cover and the handle has a catch aligned with the window.

Abstract: A high voltage service disconnect assembly is provided. The high voltage service disconnect assembly is configured to fixedly hold a plurality of different sized fuses therein having different current rating capabilities, one fuse at a time.

Abstract: A breaker switch includes a connector housing having plug-in contacts and a socket housing having sockets. The connector housing has a fuse chamber having an opening through which a fuse can be inserted into the fuse chamber. A lever pivotably mounts the housings such that the connector housing is movable with the lever relative to the socket housing between starting and final positions. In the starting position the housings disengage such that the contacts and sockets disengage. In the final position the housings engage such that the contacts and sockets engage. A cover is movably connected to the connector housing to move between opened and closed positions. The cover opens the fuse chamber opening when opened and closes the fuse chamber opening when closed. When the cover is opened the cover prevents the connector housing from moving to the final position thereby preventing the contacts and sockets from electrically connecting.

Abstract: A monitoring module for a fusible switch disconnect device includes an open fuse detecting element and wire leads for completing an electrical connection with a fuse.

Abstract: The invention provides a connection grid, comprising at least a pair of arms for fixing a fuse to the grid via its longitudinal ends. Each of the arms comprises a concave portion forming a cradle for receiving one of the longitudinal ends of the fuse. A method for producing this grid and a device for implementing this method are also provided.

Abstract: There is provided a fuse block 3 having an insertion port 7 into which a dark current fuse 11 is inserted and adapted to hold the dark current fuse 11 in a mount position, and the fuse block includes a guide surface 8 which is formed within the insertion port 7 in such a manner as to continue from the mount position for the dark current fuse 11 for contact with the dark current fuse 11 and arms formed at positions lying at lateral sides of the dark current fuse 11 in such a manner as to face the insertion port 7 so as to be able to hold the dark current fuse 11 therein when the dark current fuse 11 is in contact with the guide surface 8.

Abstract: A fuse seat for filter is disclosed. The fuse seat has an insertion seat for accepting a baseat body and a cavity at the bottom section of the insertion seat characterized in that a positive and a negative conductive plates are respectively mounted to the two lateral sides of the cavity and the bottom section of the cavity for contacting with the positive and negative terminal of the fuse, and one lateral wall of the cavity is provided with a guiding slot and the two lateral walls of the guiding slot are provided with positioning slots and one lateral side of the base seat body is provided with two engaging slots for engaging one end of a fuse, and between two engaging slots, a support block is mounted, and one lateral side of the support block is provided with a sliding plate allowing sliding movement within the guiding slot, and the sliding plate has a positioning protruded block for engagement at the positioning slot.

Abstract: A fused electrical disconnect device comprises a housing and line and load connectors extending from one side of the housing. A line buss is disposed within the housing and is electrically connected to the line connector. A load buss is also disposed within the housing and is electrically connected to the load connector. A fuse holding cartridge is removably insertable into the housing. The fuse holding cartridge includes a body and line and load terminal blades extending from one side of the body. The line terminal blade contacts the line buss and the load terminal blade contacts the load buss when the fuse holding cartridge is inserted into the housing. A load protection fuse is removably insertable between the line and load terminal blades to establish an electrical current path between the line and load terminal blades.

Abstract: A fuse comprises a housing assembly, at least one primary fuse link extending within the housing assembly, at least a pair of fuse terminals connected to the primary fuse link and extending from the housing assembly, and a retractable handle assembly coupled to the housing assembly. The handle assists in removal of the fuse from a switch housing assembly.

Abstract: A housing body contains the fuse body therein. The fuse body is formed with an opening and a retaining projection arranged in the vicinity of the opening. A cover body is formed with a locking piece adapted to engage with the retaining projection so that the cover body closes the opening. A rigidity-reduced portion is formed in the cover body, so that the cover body can be flexed substantially without flexing the locking piece, at least when the locking piece engages with the retaining projection.

Abstract: A fused disconnect switch includes at least one switch housing assembly having a housing defining a fuse receptacle and first and second terminal contact assemblies extending therefrom. At least one of the first and second contact assemblies is a bullet contact assembly, and a retractable fuse is received within the fuse receptacle. The fuse includes a primary fuse link and an open fuse indication device.

Abstract: A fuse (20) includes a fuse element (25), having a fusible portion (22) provided between inner side edges (21a) of a pair of parallel flat-plate terminal portions (21, 21), and an insulating housing (23) covering the inner side edges (21a) of the flat-plate terminal portions (21) and the fusible portion (22). A middle portion (21f) of each of the flat-plate terminal portions (21), located at the lateral position relative to the fusible portion (22), is fixedly gripped by a mating terminal (11) of a fuse mounting portion, so that the flat-plate terminal portion is electrically connected to the mating terminal.

Abstract: A rotary switch containing fuse capabilities. An electrical contact disc is rotatively mounted in a housing. A handle assembly is mounted to the electrical contact disc and rotates therewith, and is replaceably mounted in the housing so as to allow the handle assembly to be removed from the housing and prevent inadvertent operation of the rotary switch. A pin extends in the handle assembly and a fuse retainer and engages a horse shoe clip, and in doing so, axially movably attaches the fuse retainer to a fuse-holding disc. The pin then extends in a bushing. A pair of blind slots in the pin engage a hair pin clip, and in so doing, the handle assembly can rotate relative to, but cannot be removed from, the housing, unless the pin is rotated 90 degrees, which would orientate the pair of through slots out of engagement with the hair pin clip.

Abstract: A fused switch unit (1) is provided with a housing (2) in which a fuse plug (10) is arranged such that it can pivot to and fro between a switched-off position and a switched-on position. The fuse plug (10) has a grip part (11) and a retaining area (12) for a fuse link (20) and is capable of being pushed into the fused switch unit (1) as far as an operating position. Both the fused switch unit (1) and/or associated components (2, 30) as well as the grip part (11) of the fuse plug (10) each have a through-opening (15, 35). The through-openings (15, 35) are positioned such that they essentially do not overlap when the fuse plug (10) is in its operating position, and such that they are at least partially aligned with one another in order to hold an interlocking element (40) when the fuse plug (10) is in a position in which it is partially withdrawn from its operating position in the fused switch unit (1).

Abstract: A fused switch unit is provided with two connecting contacts into which a fuse holder (20) can be inserted in order to hold a fuse link (30) with a head contact (31) and a foot contact (32). A first connecting contact (60) of the fused switch unit (10) can be connected via a controllable interruption contact (80) and by means of a bridging element (81) to a first of the contacts (31) of the fuse link (30). The fuse holder (20) or the fused switch unit (10) has a fuse state indicating device (40) with two contacts (42, 43) for an electrical connection for the connecting contacts (60, 70) of the fused switch unit (15).

Abstract: A fused disconnect switch assembly includes a switch housing assembly and a pull out fuse assembly. The switch housing assembly includes a housing defining a fuse receptacle, first and second terminal contacts within the housing and located adjacent the fuse receptacle, and an alarm terminal extending from the fuse receptacle to an exterior of the fuse housing. The pull out fuse assembly includes a housing, a line side terminal extending from the housing, a load side terminal extending from the housing, and a primary fuse having first and second conductive end caps. The fuse end caps are coupled to respective line side and load side terminals of the pull out fuse assembly housing, and the first and second terminal contacts of the switch housing assembly receive the load side and the line side terminal blades of the pull out fuse assembly.

Abstract: A fuse base assembly for electrical fuses, including an electrical bus on which a load end fuse clip of the end-user's choice can be attached. The electrical bus is provided with means for attaching the selected load end fuse clip in a linearly adjustable manner such that the end user can adjust the spacing between the line and load end fuse clips as required for the desired fuse. The electrical bus is also provided with a load terminal attaching point such that wiring between the load device and the fuse is easily accomplished.

Abstract: A fuse (20) includes a fuse element (25), having a fusible portion (22) provided between inner side edges (21a) of a pair of parallel flat-plate terminal portions (21, 21), and an insulating housing (23) covering the inner side edges (21a) of the flat-plate terminal portions (21) and the fusible portion (22). A middle portion (21f) of each of the flat-plate terminal portions (21), located at the lateral position relative to the fusible portion (22), is fixedly gripped by a mating terminal (11) of a fuse mounting portion, so that the flat-plate terminal portion is electrically connected to the mating terminal.

Abstract: A method for highly reliable and durable electrical power distribution and a fusing block assembly for distribution of large electric currents to electricity-consuming devices. The invention is a machined block (10) of conductive material into which threaded connectors (20) for input wires are affixed through the use of slip-joint ferrules (23) which allow the connectors (20) to be tightened securely to block (10) without twisting the wires. Threaded output connectors (30) hold fuses (70) which are joined to output wire connector assemblies (40). The output wire connector assemblies (40) also include slip-joint ferrules (51) which allow the connectors (40) to be tightened securely without twisting the wires.

Abstract: A bottom contact assembly for push-in connection with a line wire includes a bottom contact, a spring element and a spacer element. The bottom contact includes a base portion with gripping teeth for push-in connection of the line wire, and a rounded channel portion for engaging an end cap of a fuse element member. Positioning tabs extending from the base portion facilitate positioning of the base portion within the spacer element. The bottom contact assembly may be pre-assembled and inserted into an integral fuseholder body to reduce manufacturing costs.

Abstract: The present invention relates to a fused switch housing (1) suited to accommodate at least one fuse adapter (2) having a first and a second contact surface (10). The fused switch housing (1) comprises a first and a second set of terminals (15) for respectively connecting the fused switch to a first and a second external circuit, stationary contacts (12, 15, 16), and at least one moving contact (13). The fused switch housing also includes switching means cooperating with each of said moving contacts (13) for making an electrical connection between each of said first terminals (15) respectively with each of said first contact surfaces (10) as well as for making an electrical connection between each of said second terminals (15) respectively with each of said second contact surfaces (10) so that at least one of said connections with said contact surfaces is openable by moving said at lest one moving contact (13) with the help of said switching means.

Abstract: The breaker apparatus is disclosed which comprises a projecting wall standing upright from the base of a breaker body; a pair of plate-shaped fixed electrodes laid on the front and back surfaces of the projecting wall; a recessed plug to be fitted on the projecting wall; a U-shaped movable electrode to be stored in the plug for bringing the both fixed electrodes into conduction by clamping the projecting wall on the front and back surfaces thereof; a fuse storage section for storing a fuse connected to one of the fixed electrodes in the surrounding wall standing upright from the base in parallel with the projecting wall; a cover for covering the opening of the fuse storage section and being fittable to the surrounding wall; an engaging surface formed on the plug and facing in the fitting direction of the plug; and a cover motion stopper provided on the cover for engaging with the engaging surface of the plug with the plug fitted to the projecting wall.

Abstract: A breaker apparatus comprises: a breaker switch including a pair of fixed electrodes standing upright on the breaker body, a plug detachably mounted on the breaker body, and a movable electrode provided on the plug for disconnecting and connecting between both fixed electrodes by being pulled out or pushed in to the both fixed electrodes; and a fuse mounted in parallel with the breaker switch, characterized in that a locking lever is pivotably mounted on one of the breaker body and the plug and the locking lever is pivoted to the locking position where the plug is locked in the fitted state, in that the breaker body is provided with a micro switch having a swinging strip for detecting whether or not the locking lever is pivoted to the locking position so that the micro switch is activated when the tip of the locking lever pivots along the length of the swinging strip and presses the swinging strip on the way to activate the micro switch, and in that the tip of the locking lever is formed so that the length is

Abstract: A fuse extractor and puller including a generally cylindrical fuse receiving portion, a lifting and inserting tower attached to the cylindrical fuse receiving portion, and a gripping head attached to the tower and having specially molded characters etched thereon. The tower portion of the fuse puller is hollow and incorporates a continuity detector having an indicator for indicating the condition of a fuse comprising a light extending through the top of the gripping portion, and first and second spring contacts attached to the continuity detector, adapted to contact the electrical terminals of a fuse positioned within the puller. The tower further includes a cantilevered support for supporting the continuity detector so that the light may be pressed downwardly against the gripping portion and the stress created thereby is absorbed, preventing damage to the light.

Abstract: In the breaker device, a pair of stationary electrodes 20, 21 are arranged on the front and the rear side of the protruding wall 18, that is, the pair of stationary electrodes 20, 21 are collected at one place. Therefore, the pair of stationary electrodes 20, 21 have a space round both the stationary electrodes in common. Accordingly, the size of the breaker device can be reduced. Further, when the radius of curvature of the continuity section 73 connecting the pinching pieces 71, 72 is made large, concentration of stress in the movable electrode 70 can be relieved. Therefore, the pinching forces of both the pinching pieces 71, 72 can be increased. Accordingly, it is possible to ensure a sufficiently high contact pressure between the movable electrode 70 and the stationary electrodes 20, 21.

Abstract: A power supply shut-off apparatus includes a service plug 2 detachably mounted to a plug mounting portion 14 provided in an apparatus body 1, and the power supply-side switches between a conduction state and a nonconduction state between a load-side bus bar 3 and a power supply-side bus bar 4. When the plug housing 40 is mounted to the plug mounting portion 14 and the tilting lever 41 is tilted down substantially horizontally in a state where the tilting lever 41 of the service plug 2 is held in the substantially vertical state, the shaft 49 provided on the tilting lever 41 falls the movable lever 32 of the microswitch 15 so as to allow the microswitch 15 to detect the conduction state between the load-side bus bar 3 and the power supply-side bus bar 4.

Abstract: A power-supply breaker apparatus of the present invention includes a fuse provided between a power supply and a load in an electric circuit, an apparatus main body for housing the fuse, a first bus bar whose one end is fixed to one fuse terminal of the fuse, a second bus bar having one end fixed to one of the power supply and the load, a plug housing chamber for housing the plug in the apparatus main body movably in a fitting/detaching direction, and a pair of plug side terminals which become conductive with each other in the plug. The other end of the first bus bar is extended so as to be composed as one terminal of the pair of main body side terminals, and the other end of the second bus bar is extended parallel with the first bus bar so as to be composed as the other terminal of the pair of main body side terminals. Respective terminal insertion widths of the pair of plug side terminals are wider than corresponding widths of the pair of main body side terminals.