Abstract: There is provided a method and a basepan assembly for a panel board. The basepan assembly comprises a basepan having a bottom portion and at least one sidewall. A first bus bar is mounted in the bottom portion of the basepan. A second bus bar is mounted to its side proximate the side wall of the basepan. The side wall can include fasteners to couple the second bus bar to the side wall.

Abstract: An electronic control unit case is disclosed, wherein a coil is provided on the top surface of a block housing control equipment for operating the same. The case protrudes a sidewall from the circumferential part of a plate portion thereof in which a bus bar is embeded and is secured onto the block with the sidewall resting at its end surface on the block while covering the coil. An electronic control unit is attached to the back surface of the plate portion, a through hole is formed in the plate portion in correspondence to the coil, and a terminal of the coil and a terminal portion of the bus bar are joined to each other in the through hole.

Abstract: A connection device or distribution equipment for electrical installation equipment, which can be built into installation equipment, preferably a household distribution box, in which the electrical connection between two bus bars (21, 31) built into a household distribution box (10) is produced by an electrical line connector (40) which runs in the interspace between the two base housings (20, 30) containing the bus bars (21, 31) and the back wall (11) of the household distribution box (10). Connection contact pieces (42a, 42b, 42c) are provided at both ends of the line connector (40), and can be brought into engagement by vertical introduction into the plug sockets (13) located on the upper edges (23, 33) of the base housings (20, 30), whereby the electrical contact is produced between the first bus bar (21) and the second bus bar (31).

Abstract: A lighting track apparatus includes elongated colored tubes which are easily bent into stable curved shapes to custom shape and fit sections of the apparatus into a track lighting system. Plural elongated electrical conductors are mechanically flexible and able to support low voltage lighting currents without significant temperature rise. An elongated non-conducting mechanical support is highly flexible so as to accept the shape of the tubes when bent. It engages with the tubes and the electrical conductors, whereby, the apparatus is easily formed into a curved shape that retains a selected curvature. A lamp or other appliance can be mounted on the apparatus, electrically contacting the conductors for power. The mechanical support is transparent so that the tubes may be seen.

Abstract: A contact unit described includes a contact plate and a connection plug 4 for an adjusting device. A position sensor is disposed on the contact plate whose electrical contact results over conductor tracks 13 molded into the contact plate. The contact plate 8 further includes contact flags 12 for contacting an electromotor, wherein the contact flags 12 are led outside to a plug 4 over conductor tracks that are injected into the contact plate 8. All conductor tracks are led in a fixed position with respect to one another in a plug inner portion 14, wherein this plug inner portion is produced in one injection process with the contact plate 8, and connection between the contact plate 8 and the plug inner portion results only through the conductor tracks 13.

Abstract: An electric-power supply incorporates an electronic card with at least one rectifier and one output line of the rectifier. The output line is formed of at least one first bar made of conductive material, terminating with one first output end, and at least one second bar made of conductive material, terminating with one second output end. The two output ends form the positive and negative output poles of the power supply for connection to a load. Means are provided for electrical and mechanical connection for the first bar and the second bar to the card, and on at least one of the two bars is carried at least one electronic component of said rectifier.

Abstract: The time required to boot a computer is reduced by reducing or eliminating the need to discover many or all devices within the computer and the machine topology. Access panels are monitored so that it is detected when they are opened. For the access panels that have not been opened, it is assumed that the system configuration, topology, devices, etc. have not changed since the last boot process and there is no need to spend time discovering these devices and machine topology. Stored, instead of discovered, configuration information is then used to configure these devices. This reduces the time required to boot since discovery of devices is not performed. A service processor or other logic may be used to detect which access panels are opened. Also, only those elements of the configuration that may be affected by the particular access panels that were opened need to be re-discovered.

Abstract: An apparatus for linking together power switching devices having intra-converter connection terminals to form a power conversion assembly, the apparatus comprising a planar bus bar including positive and negative DC bus layers and insulating layers that insulate each of the DC bus layers, the bar also including at least a first external insulating layer that forms a first external surface of the bar, the bar also forming at least first and second linking edges and first and second pluralities of linkages formed along the first and second linking edges, respectively, each linkage linked to one of the positive and negative DC bus layers and configured to be linkable to at least one of the power switching device intra-converter connection terminals, in some cases positive and negative DC bus linkages are also provided to render the conversion assembly extremely versatile.

Abstract: A single locking member secures bus bars of different current ratings in the elongated support of a load center interior. The locking member has a lip on an outer end forming an inwardly facing locking surface that engages an outer edge of either size bus bar. A first outwardly facing locking surface formed by a first transverse groove in the locking member engages an inwardly facing abutment surface on a flange on the elongated support to secure the narrower bus bar in a lateral slot in the elongated support. The flange on the elongated support seats in a second groove in the locking member, spaced farther from the lip to secure a wider bus bar in the slot in the elongated support. The invention also embraces a load center interior incorporating the locking member.

Abstract: An electronic system has a power supply, multiple backplanes, and a bus bar assembly electrically interconnected between the power supply and the multiple backplanes. The bus bar assembly includes a power supply member that couples to a power supply and a backplane member that couples simultaneously to multiple backplanes. The backplane member defines multiple rows of holes. Each row of holes includes at least two holes. The bus bar assembly further includes a set of fasteners that fasten the power supply member to the backplane member in order to provide a conductive path between the power supply and the multiple backplanes. The multiple rows of holes defined by the backplane member enable the backplane member to fasten to power supply members having different designs for flexibility.

Abstract: An electrical conductor assembly adapted to be contained in an electrical connection box to be mounted on an automobile has a bus bar produced by punching an aluminum-based metal plate into a desired circuit configuration. The bus bar has a press contact tab formed by bending an end of the bus bar. A reinforcement tab cover encloses an exterior of the press contact tab. The press contact tab is provided with a press contact slot that extends from a distal end of the tab to a proximal end of the tab. The tab cover is made of an elastic iron-based metal plate. The tab cover has insertion grooves in opposed sidewalls that communicate with the press contact slot in the press contact tab.

Abstract: A spring element used in a temporary package for testing semiconductors is provided. The spring element is compressed so as to press the semiconductor, either in the form of a bare semiconductor die or as part of a package, against an interconnect structure. The spring element is configured so that it provides sufficient pressure to keep the contacts on the semiconductor in electrical contact with the interconnect structure. Material is added and/or removed from the spring element so that it has the desired modulus of elasticity. The shape of the spring element may also be varied to change the modulus of elasticity, the spring constant, and the force transfer capabilities of the spring element. The spring element also includes conductive material to increase the thermal and electrical conductivity of the spring element.

Abstract: Instead of a relay block which is present in bus bar circuits in a conventional electric junction box, semiconductor switching devices 14 are provided, and a power distributing unit PD which is independent of a bus bar circuit unit JB is structured by concentrating these semiconductor switching devices 14, output terminals 12 of this power distributing unit PD being connected to appropriate bus bars 32 of the bus bar circuit unit JB. The power distributing unit PD and the bus bar circuit unit JB are incorporated in a common housing 40.

Abstract: An electrical bus system is disclosed in which first and second bus bar assemblies are provided for conducting electrical currents of respective first and second polarities. A bus duct enclosure is provided for enclosing the bus bar assemblies. The bus duct enclosure is adapted to provide a heat dissipative configuration. In one aspect of the invention, the bus duct enclosure can be formed of a substantially polycarbonate material, for providing conductive heat dissipation from the bus bar assemblies.

Abstract: A modular power node comprises modules containing components ultimately connectable to a load to modify power supplied to that load to make the power supplied to the load suitable therefor, the modules being shaped to conform to and contact one another to minimize node size by mutually supporting one another.

Abstract: The junction box according to the invention includes a housing defined by a lower case and an upper case. A busbar substrate disposed within the housing includes a plurality of busbar substrates. The pier assembly is disposed on at least one of the lower case and one of the plurality of busbar substrates. The pier assembly either accommodates another of the plurality of busbar substrates or supports another of the plurality of busbar substrates. In one embodiment, the pier assembly is disposed on the lower case. In another embodiment, the pier assembly is disposed on one of the busbar substrates. In yet another embodiment, the pier assembly is disposed on the upper case. A method for assembling the junction box according to the invention includes providing a pier assembly for positioning a busbar substrate assembly and disposing a busbar substrate of the busbar substrate assembly in the lower case. The busbar substrate either receives the pier assembly therethrough or is supported on the pier assembly.

Abstract: The present invention provides a support base and neutral base for an interior assembly in an electrical distribution device and a method of assembling the same. The interior assembly having at least one bus bar and neutral bar connecting the electrical distribution device to a circuit having at least one phase. The neutral bar and bus bar having a bottom wall and side walls. The support base includes a generally planar body defining a mounting surface on one face of the body and means for mounting the bus bar on the mounting surface. The support base also includes means for retaining the bottom wall of the neutral bar abutting the mounting surface of the body. The retaining means is manually operated and integrally formed with the mounting surface and has a plurality of projections upstanding from the mounting surface. The projections are adapted to abut the side walls of the neutral bar so as to prevent movement in at least one direction horizontally.

Abstract: A load feeder of modular construction is provided. The load feeder includes a feeder assembly and a base lower part with integrated cable and/or bus sections. The base lower part can be expanded to form a modular support system, with a cable and bus system, by arranging in a row and making contact with further physically identical base lower parts, in order to accommodate further feeder assemblies or input and output assemblies.

Abstract: A switchgear and control unit with a communications capability is provided that includes a bus system with a power bus, and can easily be expanded allowing connection to the power bus with protection against direct contact. The switchgear and control unit is provided with a modular support having an integrated, modular bus system. Connections to a power bus section are arranged in a guide shaft.

Abstract: An electrical integrated power node control center (2) including a power bus (4′) to the control center, bus bars (F) for power distribution within the control center, a node power distribution device (A), a plurality of functional distribution devices within the node (B, C, D), and a control system (E). The control system includes controlling the functional distribution devices to either connect/disconnect or change the on/off state based on electrical system data gathered by monitoring the input/output data. The control system is also adapted to monitor the health of the functional distribution devices to initiate diagnostic procedures as well as display or record information.

Abstract: An integrated circuit biases the substrate and well using voltages other than those used for power and ground. Tap cells inside the standard cell circuits are removed. New tap cells used to bias the substrate and well reside outside the standard cell circuits. The location of the new voltage power rails is designated prior to placement of the tap cells in the integrated circuit. The tap cells are then strategically placed near the power rails such that metal connections are minimized. Circuit density is thus not adversely impacted by the addition of the new power rails. Transistors are also placed inside the tap cells to address electrostatic discharge issues during fabrication.

Abstract: A power sub-frame is provided for a system unit. The power sub-frame has four walls defining first, second, third and fourth sides of a open, rectangular frame. A fifth side is open for receiving a plurality of power supply units for powering the system unit. A power distribution board located at a sixth side of the frame opposite to the open side, for making electrical contact to the power supply units. The power sub-frame can be manufactured as a sub-assembly for the system unit, facilitating manufacture, testing and maintenance. The power sub-frame can be pre-assembled with power distribution logic and cabling ready to be mounted in a system unit. The system unit can, for example, be a computer system unit for rack mounting in a telecommunications application.

Abstract: A two-piece bus bar electrically couples a printed circuit board to a power supply. The power supply is mounted to a chassis. A power supply bus bar extends from the power supply, defining a power supply bus bar plane. A first printed circuit board is mounted to the chassis and oriented in a plane that is not parallel with the power supply bus bar plane. A first printed circuit board bus bar extends from the first printed circuit board. At least one of the power supply bus bar or the first printed circuit board bus bar includes a bend that creates a parallel relationship between a mating portion of the power supply bus bar and a mating portion of the first printed circuit board bus bar. A first fastener couples the mating portions of the bus bars together. A second printed circuit board may be mounted to the chassis and oriented in a plane at right angles with the power supply bus bar plane.

Abstract: Contact bands for electrically connecting pluggable circuit breakers to ground and to distribution wires in a wiring system are housed in respective housings for protection. The housings are mounted on modular circuit breaker bus bar assemblies adapted to pluggably receive the pluggable circuit breakers, which have posts for pluggably engaging associated contact bands.

Abstract: A multiple current path device, for carrying electric current to and conducting heat from an electronic circuit, comprising an optional heat sink, a plurality of conducting substrates forming several electrically insulated current conductors, a thermally conductive, electrically insulating first layer, bonding each conducting substrate and the heat sink, and a plurality of electronic or electric components bonded to the substrates.

Abstract: A switchboard for mounting and supplying electrical power to a plurality of circuit breakers has all the breakers are mounted on one side of a vertical power stack. The power stack has vertical buses to which the breakers are connected. Insulators and spacers provide air ventilation paths through the power stack. The main bus connecting members on the other side of the power stack from the breakers and are spaced apart vertically to allow for improved heat dissipation. By using vertical bus connectors, the bus connecting members may be connected to through bus connectors at any height on the back of the switchboard. The main bus connecting members are in a vertical chimney for improved heat dissipation. The circuit breaker at the highest location (the “A” phase) has the highest temperature and in the present invention, the main bus connecting member for the A phase is in the highest position to place it closest to the heat source and thereby improve the heat conduction away from the breakers.

Abstract: A chassis assembly for receiving power supply modules therein. The chassis assembly includes: (1) a cabinet, (2) an elongated bus bar assembly configured to be supported within the cabinet from a mount coupled to the cabinet, the bus bar assembly having a pair of conductors capable of receiving a terminal connector of a power supply module received into the cabinet and (3) a shelf, oriented laterally with respect to the bus bar assembly, that supports at least one power supply module received into the cabinet, the bus bar assembly being substantially free of terminal connectors and adapted to eliminate a need for support of a portion of a weight of the bus bar assembly apart from the mount.

Abstract: A device, used in particular in telecommunications technology to supply power to parallel-connected, electrical loads has side-by-side arranged potential lines. These are secured inside a connecting housing, with connections for supplying the operating potential. The connections supply plug-in modules for connecting individual loads, which modules are fitted against the connecting housing in longitudinal direction of the potential lines. The potential lines are configured as rigid, parallel bus bars that project on a side from the connecting housing. With the aid of passages that make contact with the bus bars, the plug-in modules are fitted side-by-side onto the bus bars, such that they fit against the connecting housing or against each other, and are frictionally secured.

Abstract: The invention relates to switch gear comprising at least one group of n power switches (4), which extend substantially in a longitudinal direction perpendicular to the front of the switch gear, at least one busbar compartment (13,13′) containing n busbars (14,14′) for each group of n power switches (4), which busbars (14,14′) are positioned parallel to the front, wherein each busbar compartment (13,13′) is enclosed by at least four walls, two of which are perpendicular to the front, at least one group of n busbar disconnecters (3,3′), for making and breaking contact between busbars (14,14′) and respective output terminals (21) of the power switches (4), wherein the output terminals of the power switches (4) are constructed as coupling elements (21), to each of which a linkage (24) is connected and a further linkage (24′) can be connected in an opposing direction perpendicular to the longitudinal direction, wherein the n busbars (14,14′) extend along one of the w

Abstract: A first surface of a basepan of molded plastic for an electric load center includes a plurality of integrally formed fasteners for securing electrical components such as bus bars, neutral bars, and neutral tie bars to the basepan. Each fastener is formed in the absence of any core through the basepan from a second surface obverse to the first. Each integrally formed fastener has a support portion which projects away from the basepan first surface and a flexural portion supported by the support portion. The flexural portion has a first outwardly facing surface inclined with respect to the basepan first surface at an angle that facilitates elastic deformation of the flexural portion, but not the support portion upon application of a bar to the basepan. The flexural portion also has a second inwardly facing surface arranged at an angle with respect to the basepan first surface that facilitates fixed retention of the bar despite any reasonable variation in the thickness of the bar.

Abstract: Main circuit breakers and/or tie circuit breakers are connected by upper and lower disconnects to upper and lower sections, respectively, of split risers in a low voltage switchgear assembly. An upper horizontal bus is connected to the upper sections of the split risers while a lower horizontal bus is connected to the lower sections. However, with the main or tie breaker mounted in the "C" position of a switchgear section, the gap between the upper and lower sections of the split risers is positioned vertically such that one of the phase conductors of the lower horizontal bus is above the gap. A unique connector extends downward from this phase conductor and is connected to the corresponding phase of the lower section of the vertical bus through the lower stab which engages the lower disconnect for the main or tie breaker.

Abstract: A three phase (3.phi.) sub feed lug accessory is presented. In an exemplary embodiment the 3.phi. sub feed lug accessory comprises a 3.phi. sub feed lug block and a tie down bracket. The 3.phi. sub feed lug block includes a housing having a first end and a second opposing end. At the first end, at least one and preferably a plurality of openings are formed in the housing, wherein each opening has an interlocking slot extending from the opening. The openings are intended to receive corresponding first tabs extending from one side of a load center and once the first tabs are received, they are releasably interlocked within the interlocking slots of the housing. At the second end of the housing, a shoulder is formed, wherein the shoulder defines a planar platform for receiving a first end of the tie down bracket.

Abstract: The present invention relates to an arrangement for connecting one or more circuit breakers (7) directly to a distribution unit (10) for supplying power to radio base stations and for charging the batteries of such stations. As a result of mutually separating bottom circuit breaker connectors (8) and upper circuit breaker connectors in a power bar (9) constructed in accordance with the invention, the circuit breakers can be connected directly without requiring the presence of a circuit breaker holder to this end, therewith reducing the amount of space required for establishing such connections with respect to earlier known techniques.

Abstract: The interface conductors, stabs and runbacks, which are engaged at first ends by quick disconnects on electrical apparatus in a switchgear assembly, are fabricated from a stacked pair of elongated, flat conductors secured together at the first ends by elongated fasteners which are compressed into countersunk through apertures in the flat conductors to form a joint with no lateral projections. The interface conductors are supported adjacent the disconnects by a first support having a base member with through openings in which the conductors are snugly supported, and rigid projections with planar surfaces extending from the base member toward the quick disconnects alongside the openings and against which the interface conductors are secured adjacent free ends of the projections. A second support spaced rearward of the first support provides additional support for the runbacks. Interphase supports formed by C-channels are provided for the runbacks between the first and second supports.

Abstract: A device for attaching busbars of square or rectangular cross section on a support rail using electrically non-conducting support elements, which can be connected with the support rail and form a busbar receptacle adapted to the cross section of the busbar. With a simple fastener, assembly is considerably simplified because two post-shaped supports per busbar can be attached as support elements on the support rail, wherein spacing between the supports is matched to the width of the busbar and a height is matched to the thickness of the busbar. A base plate is arranged between the two supports, which insulates the busbar receptacle against the support rail and which is captively held between the holders. The ends of the supports facing away from the support rail can be closed by a strip.

Abstract: A support and electrical power supply device comprises a mounting plate supporting an electrical switchgear apparatus and housing branch conductors extending perpendicularly to a busbar. The branch conductors present identical lengths. The connection strips are arranged close to the opposite terminal parts of the branch conductors and comprise orifices arranged symmetrically with respect to the horizontal midplane of the mounting plate to enable fitting of the connection parts with the lineside terminals or the loadside terminals of the switchgear apparatus. Two connection possibilities of the switchgear apparatus are possible at the time of installation to achieve a lineside or a loadside power supply. The same mounting plate can also be used for supply of a single switchgear apparatus or of two switchgear apparatuses with opposite feeders.

Abstract: An attachment for attaching a main circuit breaker in an electrical panel has a uniquely constructed hold-down for the circuit breaker and a headed screw for fastening the hold-down in the panel. The hold-down is a non-electrically conductive part, such as a plastic. A circuit-breaker-engaging projection for engaging a circuit breaker projects from a first side of the hold-down body and a gripping tab projects from a second side of the body opposite the first side. A shank of the headed screw passes through a through-hole in the hold-down body to thread into a hole in a base pan. The screw is tightened against the hold-down body to hold it, and in turn the main circuit breaker, in place. In such an installed condition, the main circuit breaker cannot be removed easily from the panel unless the screw is intentionally unscrewed by a tool sufficiently to allow movement of the hold-down to a position that enables the main circuit breaker to be removed.

Abstract: A bonding screw is pre-assembled in a distribution panel in a non-bonding position that does not bond a neutral bar within the panel enclosure to the enclosure wall. This allows an installer of the panel to select between the option of maintaining the bonding screw in the pre-assembled non-bonding position and the option of positioning the bonding screw from non-bonding position to a bonding position. A basepan is disposed within the enclosure between the neutral bar and the enclosure's back wall. The non-bonding position is defined by the screw shank thread having a threaded engagement with a through-hole in a basepan, the head of the bonding screw being spaced from the neutral bar, and the shank of the bonding screw being spaced from the enclosure's back wall. The bonding position is defined by the head of the electrically conductive part being disposed against the neutral bar and the shank being threaded into an extruded hole in the enclosure's back wall.

Abstract: An assembly for both distributing electricity and limiting the flow of current has a housing, input conductors, first output conductors, second output conductors, an insulating spacer block, and limiters. Portions of the input conductors and first output conductors overlay each other with the insulating spacer block therebetween. The limiters electrically connect the input conductors to the output conductors with pairs of limiters connected between a single input conductor and separate output conductors.

Abstract: A control and panel assembly using a thin dielectric carrier strip upon which a sheet of conductive material is adhesively attached. The conductive sheet is perforated to form an array of spaced parallel discrete conductors. The conductors are initially formed as interconnected by transverse webs which are frangibly removed after attachment to the carrier. Individual stand up connectors are then attached to each of the conductors to form a carrier sub-assembly and the terminals are inserted through slots in a dielectric deck plate. Individual user actuated control components are then plugged directly into the terminals with user actuated shafts or levers extending through deck plate and carrier strip.

Abstract: An electrical distribution panel interior base assembly includes a base member, brackets secured to the base member and bus bars mounted on the base member. The same type of base member is used to mount different types of conventional circuit breakers. Depending on the type of circuit breaker to be installed in the electrical distribution panel, different types of brackets and bus bars are used in the base assembly. The modular base assembly permits the same distribution panel enclosure to be used for various types of circuit breakers.

Abstract: A bus bar insulation apparatus for a power distributor which is capable of effectively insulating the diverged circuit breakers of the power distributor and the bus bars without separating the diverged circuit breakers by a predetermined distance more than the width of the main circuit breaker. The apparatus includes a main bus bar insulation member installed on the substrate and having a plurality of spaced-apart first insulation walls for electrically insulating the main bus bars by the phase of the AC voltage, and at least one bus bar insulation fixed on the substrate and having a plurality of spaced-apart second insulation walls for electrically insulating the bus bars and for being coupled onto the main bus bar insulation member.

Abstract: An electric load center having a neutral bar having an elongated body portion with a trapezoidal shaped cross-sectional area with outwardly sloping downwardly extending side walls having apertures for insertion of electrical wires and a base portion having mounting rails being adapted to form a generally T-shaped slot, and a basepan having a surface with an upwardly extending flexible snap hook for engaging the mounting rail of the T-shaped slot.

Abstract: A modularly designed converter with T-shaped current bus bars arranged in parallel and with the crossbars thereof mounted on a metal plate but electrically insulated therefrom. The longitudinal ribs of the bus bars support semiconductor valves and the free ends of the bus bars support a power board and a condenser board. The condenser board is spaced from the power board.

Abstract: A planar array of electric conductors is stamped from a sheet of conductive material and has tabs for each of the conductors bent outwardly of the plane of the material. The conductors are interconnected by a plurality of webs and are affixed to a dielectric carrier sheet by an adhesive, whereupon the webs are severed and the conductors have electrical isolation. The carrier sheet and conductors are attached to a control panel and electric control devices are attached to the control panel over the conductors. The control devices are provided with terminals that extend in the same direction as the tabs of the conductors, and the control devices are electrically connected to the conductors by double ended push-on preformed connectors.

Abstract: A neutral tie bar comprised of a unitary member having a center portion and vertically offset laterally extending ends. Disposed between the center portion and each end is a cable lug for a branch neutral cable. Extending between one neutral cable lug and an end is a neutral cable lug for an incoming neutral cable. The neutral tie bar being adapted to be electrically connected to the enclosure of the load center.

Abstract: An electrical distribution panel with quick change electrical outlets includes an elongated housing frame having multiple sides, a plurality of divider panels secured at different spaced levels in said elongated housing frame to form separated volumetric spaces therein. A plurality of openings are formed in said frame member at each of the volumetric spaces on at least two sides thereof. Main breaker means is provided at one of said different spaced levels, and a main distribution BUS means extends through divider panels and has means for connecting wires thereto through said openings which is accessible through the openings by an external bladed tool from said at lest two sides. A plurality of interchangeable receptacle mounting modules, each mounting module being adapted to be mounted within one of the openings, respectively, and connected by wires to the main BUS means by said bladed tool externally of said housing. Plates for covering the remaining of said openings.

Abstract: The present invention provides a mounting system for circuit breakers in an electrical panelboard assembly. The base and cover forming the circuit breaker casing has an integral foot extending from a bottom side. The foot is angled and has a notch on a side forming an acute angle with the bottom. The panelboard assembly has a bus cover adapted with a opening or opening to receive the foot. This secures the circuit breaker on one end, and a screw into a bus secures the circuit breaker on an opposing end. The bus cover has a rail which engages the notch in the foot. On an opposing side of the foot, a spring engages the foot and forces the foot into the rail. The spring is an integral part of the bus cover and is cantilevered at an angle to the main body of the bus cover. Ledges are formed integrally into the bus cover on opposing sides of the spring. The ledges prevent overstressing the spring while inserting the foot during installation of the circuit breaker.

Abstract: The present invention relates to a circuit breaker device for assembly and electrical connection of modular power apparatuses. This device is designed to perform electrical connection of a plurality of power apparatuses, such as circuit breakers, installed together on the same mounting rail with auxiliary units. The set of electrical power apparatuses are electrically connected and/or supplied with power up-line by a connecting comb. This comb is in the form of a bus comprising at least one conducting bar extending generally parallel to the longitudinal direction of the rail and generally perpendicularly to one of the faces of the cases, the bars each being connected to one of the phases or to the neutral. Contact strips of the power apparatuses are electrically and selectively connected up-line to one conducting bar by a connector in the form of double-blades or double-grips, cooperating via one of their ends with the contact strips of the apparatuses and via their opposite ends with the conducting bars.

Abstract: To provide an electrical connection box which can easily respond to a change in the circuit construction among different types of vehicles and among different grades of the same type of vehicles, and can be generally used, an internal circuitry of an electrical connection box is divided into a common circuitry 1 and a special circuitry 2. A conductive layer on which the common circuitry 1 is formed and another conductive layer on which the special circuitry 2 is formed are arranged one over the other at different levels in a casing of the electrical connection box. The common circuitry 1 comprises flat busbars 10, whereas the special circuitry 2 preferably comprises a wire, longitudinal busbars 20, or a flat circuit 25 such as a flexible printed circuit (FPC) or a printed circuit board (PCB). The common circuitry 1 and the special circuitry 2 may alternatively be formed of the same conductive material.