Abstract: A connector for a track network includes an insulative body, an electrically conductive contact block, at least one contact screw, and a conductor retainer. The insulative body includes a channel extending between a first end of the body and a second end of the body. The electrically conductive contact block is positioned within the channel in the insulative body and has a first end, a second end, an opening extending from the first end to the second end, and at least two threaded contact screw holes extending from an outer surface of the conductive contact block into the opening of the contact block. The contact screws are configured to be inserted into the threaded contact screw holes. The conductor retainer is mated with the conductive contact block and includes a first segment having an opening and a second segment.

Abstract: An adjustable power point for use in a vehicle, movable from at least one home position to other locations in the vehicle that are suited for connecting various electrical devices. In one form, the power point is connected to a retractable power cord, and is normally retained in a home socket, for example in the dashboard near the driver console. In another form, the power point is slide-mounted in a track structure formed in a portion of the vehicle, for example the instrument panel, capable of being longitudinally adjusted between various home positions along the length of the track.

Abstract: The wiring case has a detachable display device for displaying contents of data and electric transmission/reception communications established with a predetermined controlling device. In the display device, a pair of wiring members are prepared. The tip end portions of the wiring members are directed towards the bottom surface portion of the wiring case, and the each tip end portion has a contact point. The wiring case has an opening at a section opposing to the bottom surface portion, and a stopper portion is formed at end portion of each of sidewalls of the long-scale box.

Abstract: Electric wires 41 are housed within a housing space 36 and make contact with bulb-inking contacting members 22, all of the bulbs 42 being connected via bulb terminal fittings 19 and bulb-linking contacting members 22. A multiple-light lighting fixture can be made suitable for a varying number of bulbs or for bulbs of varying pitch merely by altering the length of the electric wires 41. As a result costs can be reduced compared to the case in which a bus bar is formed in a unified manner with terminal areas which make contact with bulbs, and in which a plurality of types of bus bars are produced in order to correspond to the number of bulbs or the pitch thereof.

Abstract: A lighting rail for at least one lighting device, the lighting device being provided with a contact part for electrical contact with a conducting strip of the lighting rail, and with clamping and tension means to press the contact part against the conducting strip, wherein the lighting rail comprises a substantially U-shaped support element, a live conducting rail fitting into the support element and insulating means for insulating the conducting strip from the live conducting rail fitting therein, wherein the support element and the live conducting rail comprise cooperating attaching means to releasably attach the live conducting rail in the support element by snapping.

Abstract: An electrical supply assembly (10) which includes an elongated base (11) which receives longitudinally extending conductors (29). The conductors (29) are formed by a plurality of “U” shaped ribs joined by longitudinally extending strips (37). An adaptor (40) is mounted on the assembly (10) and is provided with pins (22, 23 and 24) to engage the conductors (29). The adaptor (40) has a base (45) within which there are located sockets (57) to be engaged by the pins of an electric plug. The sockets (57) are attached to the pins (22, 23 and 24). The base (45) is rotatable so as to move the pins (22, 23 and 24) into contact with the conductors (29). A shutter member (47) is located within the base (45) to selectively provide access to the sockets (57).

Abstract: An electrical interface arrangement includes a buss bar having a longitudinal edge that is substantially smooth and free of conductive tabs. A conductive member, such as an elongated coil spring, is arranged adjacent to the longitudinal edge of the buss bar, and contacts the buss bar with at least 40 A-spots (electrical connection locations) per inch, along an entire length of the buss bar. A circuit board having a plurality of internal planes is provided, with at least one of the internal planes being an internal power plane, and with at least another one of the internal planes being an internal wiring plane having a plurality of conductive wirings. The circuit board further has an arrangement for electrically connecting the conductive member to the internal power plane without interfering with a placement of the conductive wirings, so that the circuit board and the buss bar are in electrical communication.

Abstract: A conductor rail, in particular for the electrification of furniture, has a section member (1) with a longitudinal channel (3.2) in which there are arranged at least two leads (9.1, 9.2) foreseen for the current supply. The longitudinal channel (3.2) is accessible via a longitudinal slot (4.2) in the section member (1) in order to be able to contact the leads (9.1, 9.2) with a plug at any location. The mentioned at least two leads (9.1, 9.2) are arranged sunk in the same lateral wall (5.1) of the longitudinal channel (3.2). The plug is characterised by a snout (16) which can be introduced into the longitudinal slot (4.2), with at least two laterally protruding contact elements (22.1, 22.2) which are formed for contacting the leads (9.1, 9.2) of the conductor rail.

Abstract: An arrangement in a conductor track, the conductor track having a connection groove extending in the longitudinal direction of the track for connecting devices to the conductor track by way of an adapter, current conductors arranged in the connection groove in the longitudinal direction thereof for supplying power by way of the adapter to the devices connected to the conductor track, and at least one signal conductor arranged in the conductor track for supplying by way of the adapter a control signal, such as a bus control signal, to the device connected to the conductor track. To achieve a simple and esthetically advantageous solution, at least one signal conductor is arranged in the connection groove of the conductor track, and a partition wall of electrically conductive material is arranged between the signal conductor and the current conductor.

Abstract: A display case is provided having vertical members with internal conductors. The conductors are coupled to a source of low voltage electrical power such that adjacent vertical members are of differing electrical polarity. Shelf supports are designed to make electrical contact with the internal conductors when engaged in a vertical member. A light fixture, disposed on the underside of a shelf is electrically coupled to the shelf supports thereby completing an electrical circuit for energizing the light fixture.

Abstract: A carrying device for a conductor rail for supplying electrical power to lighting fixtures comprises an insulating bow-shaped retainer having resilient arms with inner latching projections for latching engagement with the conductor rail, and further having end-side latching projections, a carrying element capable of being fastened to the retainer, and a safety cover capable of being snapped onto the end-side latching projections on the resilient retainer arms; disclosed are also a conductor rail comprising two metal sections which serve as conductors and are interconnected via an insulation means; and a conductor rail coupling device.

Abstract: A connector for coupling two contact line segments positioned in end-to-end alignment and made of elongate plastic profiles for accommodating current conductor rails which cooperate with a current collector vehicle traveling inside the contact line segments, includes a coupling sleeve made of plastic material for positively enveloping the contact line segments in an area of their confronting ends, with the ends of the contact line segments being freely shiftable in a longitudinal direction within a predetermined range. The coupling sleeve is split in a direction transversely to the longitudinal direction so as to define two sleeve members which are detachably connected to one another, wherein one of the sleeve members can be placed on one of the confronting ends of the contact line segments and the other one of the sleeve members can be placed on the other one of the confronting ends of the contact line segments, before the contact line segments are joined.

Abstract: An adapter with an adapter housing, which can be fixed in place on the bus bars of a bus bar system and which receives terminal contacts, which can be connected in an electrically conducting manner with the bus bars. An equipment holder for fastening electrical installation equipment can be connected in various positions with the adapter housing. The equipment holder has holding elements and the adapter housing has receiving elements for the holding elements of the equipment holder. Continuous adjustability between the equipment holder and the adapter housing is achieved because the holding elements of the equipment holder are designed as support strips, which can be inserted into receiving elements of the adapter housing which are embodied as receiving grooves, or as edge strips, and which are continuously displaceable along and fixable within the receiving elements.

Abstract: A self-adjusting shelf mounted interconnect is disclosed including a bus connector having a series of electrical contacts to engage respective conductive strips of a first electrical bus that runs along a shelf carrying gondola. The self-adjusting interconnect is mounted below a shelf so that when the shelf is removably attached to the gondola, the contacts of the bus connector are automatically mated to the conductive strips of the electrical bus, whereby information transmitted from a remote computer to the first electrical bus can be transmitted to a second electrical bus that runs along the front of the shelf and to a particular one of a plurality of electronic price tag modules that are coupled to the second electrical bus to receive and display the information transmitted from the remote computer.

Abstract: An integrally formed single piece light strip and light strip manufacturing system. The light strip also includes a substrate populated with a plurality of LED light circuits. A plurality of bus elements are spaced apart from one another at a predetermined distance and are in electrical communication with the plurality of light circuits. A plastic material is extruded around the plurality of light circuits and the substrate to completely encapsulates the bus elements and the plurality of light circuits to provide a protective housing. In one embodiment, an electrical connector is also integrally formed as part of the light strip to eliminate the need for separate connectors. The light strip is manufactured in a cost efficient manner, and is impervious to moisture penetration, thereby allowing the strip to be used in a variety ions and environments.

Abstract: A mast clamp assembly including a strap, a drop wire clamp, and a hook. The ribbon-like strap forms a loop which engages a utility pole or mast. The drop wire clamp includes a clamp for clamping to the drop wire and a loop which engages the hook. The hook includes a back wall and first and second side walls. The loop of the drop wire is received in loop mounting slots in the side walls and engages a protrusion on each side wall. Each side wall also has a strap mounting opening having a triangular-shaped lower portion and a rectangular-shaped upper portion. The hook is mounted on the strap by inserting the strap, bottom edge first, through a slot in the back wall into the lower portion of the strap mounting openings and rotating the hook around the strap such that the upper edge of the strap rotates into the upper portion of the strap mounting opening and the strap engages the hook back wall.

Abstract: An auxiliary terminal connector adapted for use with a circuit breaker panel into which one or more pluggable circuit breakers are plugged comprises a support base which supports one or more electrically conducting bus connectors. Each bus connector corresponds to a pin from each set of signaling connector pins of the pluggable circuit breaker and is adapted to electrically connect together all these corresponding pins such that signals from them are conveniently bused together and can be accessed from a single or multiple positions on the auxiliary terminal connector. The bus connectors are tulip-shaped in cross section and are adapted to maintain good electrical contact with the signaling pins. They are made of resilient, electrically conducting material which provides a biasing component against the signaling pins when these are plugged in.

Abstract: An adapter is disclosed which allows the secure installation of a lighting fixture to a lighting track and which lies flush with the face of the track in its locked condition. The adapter includes a pair of wing-like pull down levers pivotably mounted to a base. A resilient retention member is engaged by cam walls extending from the lever so that when the lever is pivoted to a flush, locking position the resilient members are moved transversely outwardly and become wedged against the inner walls of the lighting track, thereby to secure the adapter to the track. The lighting fixture can be locked in a desired horizontal and vertical orientation by the operation of a single actuator arm.

Abstract: An adaptor box for mounting a fixture to a low voltage lighting track having a channel-form cavity retaining wire busses has a one piece, molded housing with opposite side walls joined by upper, lower and rear walls providing a front opening cavity. A mounting head upstands from the upper wall and is formed with opposed mounting ears. A contact receiving through-passageway having a front, contact insertion opening extends from the housing cavity, vertically through the mounting head between the ears, the upper wall being recessed so that the housing is open at a front and at a top, adjacent the front. A one-piece molded insert has a contact separating rib and a releasable, rotation preventing latching tab portion connected together by a transverse, resilient web hinge. A pair of contacts terminating fixture wires extend through the passageway with free ends exposed for electrical connection to the busses.

Abstract: A track lighting system which uses a lighting truss which separates the support function from the electrical connection function is provided. A lighting truss is shown which consists of a longitudinally extending base portion having at least an upstanding flange projecting from one side, and an upstanding wall projecting from the other side. A piece of lighting track is mounted on the vertical wall portion, and a beam clamp fastens a luminaire to the longitudinally extending base portion. The upstanding flange will prevent the luminaire from falling off should it loosen in use.

Abstract: Current Supply Device for Low Voltage Equipment There is disclosed a current supply device for low voltage equipment, in particular for supplying lighting fixtures, provided with at least one conductor rail (1; 1'; 1"; 1'") in the form of a section (2; 2'; 2"; 2'") having at least one longitudinal slot (3, 3'a, 3'b; 3"a, 3"b; 3'") in which at least one current conductor (6; 6'; 6"; 6'a, 6'b; 6"a, 6"b; 6'"a, 6'"b) is arranged which is capable of being contacted with a current collector (10; 10', 10"; 10'") that has a thread serving as a mechanical holding element and which is capable of being screwed into the longitudinal slot; preferably, the current conductor is arranged at the bottom portion (4, 4'a, 4'b) of the longitudinal slot (3; 3'a, 3'b) and is insulated on all sides by soft synthetic material or soft rubber, and the current collector (10) has a contact at its front side designed as a spike (14) which penetrates the insulation of the current conductor when the thread is screwed in.

Abstract: A connecting terminal for a busbar in a busbar system in which the busbar has an n-agonal cross-section (n.gtoreq.3) with longitudinal undercut acceptor grooves in its outer sides. A connecting terminal having simple parts and which is easy to fit has two terminal sections which can be fitted on the busbar and connected together, and can be inserted with securing components in recesses in the busbar and secured transversely therein. The terminal sections form a terminal chamber over an outside of the busbar directed transversely thereto and securing screws can be adjusted in webs of the terminal sections away from the outside of the busbar which clamp terminal sections in the terminal chamber to a line inserted therein with a connection to the outside of the busbar.

Abstract: The invention resides in a connector having a body extending in a lengthwise direction along a central axis. The body has a first portion defining at least one conductor engaging surface and having a second portion with at least one tracking engaging member extending therefrom. The at least one tracking engaging member being rigidly, nonmovably connected to the body. The body further has means for locking it to a track by causing the at least one tracking gauging member to wedge against a corresponding surface associated with the track.

Abstract: An improved extruded track lighting system having a support rail with a pair of cylindrical conductors exposed on an insulating extrusion. Various light fixtures having clamp brackets may be easily snapped on and off the support rails. Each of the clamp brackets includes a pair of parallel flat legs having gripping portions to conform with exposed cylindrical conductors on either side of the support rail. Alternatively, the clamp brackets may include outwardly extending tangs which can be forced between a pair of conductors on the interior of the extrusion. The brackets are simply swiveled with respect to the rail to couple or remove. No independent fastening means are needed to tighten the clamp brackets to the support rails. In one embodiment a light fixture includes a single swivel axis, while in another embodiment a light fixture includes a universal joint providing two orthogonal swivel axes between the lamp and the support rail.

Abstract: Described is an improved electrical connection suitable for track lighting which is comprised of a novel, formed conductive buss structure having a hairpin curve shape cross-section forming a groove for firmly holding a conductive blade to provide physical and electrical integrity of the connection thereby.

Abstract: An improved track lighting system wherein a plurality of lamps are mechanically connected to a flexible track by metal connectors which also serve as the electrical connection for the lamps. The connectors include a stem which mounts along a central groove in the flexible track and have resiliently opposed arcuate members to releasably mount a conical or cylindrical end of the lamp. The electrical connection is achieved by a leg member which extends from the top of one of the arcuate members to the side of the track, where a foot member contacts an electric wire disposed within the side of the track. Each side of the track has a wire extending longitudinally along its length. When alternating connectors contact the two wires, an electric current can be generated through the lamp. The connectors can be selectively located anywhere along the track to place the lamp in a desire position, and the connectors are easily removed and replaced in the central groove.

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: A track lighting assembly includes a track mounted to a support, the track carrying electrical conductor strips and including a slot for receiving lampholders. Tamper-proof cover members are mounted to the track to cover the portions of the slot disposed between lampholders in order to prevent additional lampholders from being installed. The cover members are attached to a back wall of the track by screws, so that the cover members can be removed only when the track is detached from the support.

Abstract: The invention discloses an electrical plug and socket. The socket is an elongated body made of rigid non-conductive material with two or three grooves along its body. A conductor connected to a power source passes inside, along and through every groove. This socket has at least one "station" for insertion or removal of the plug which is located along said socket. The plug is comprised of e cover and a body both made from non-conductive rigid material. Two or three rigid conductive bodies are located at the underbody of the plug and connected to an electrical cable passing through the cover. Said conductive bodies are contoured and located such that they fit for entry, sliding and grasping of the socket's grooves while continuously touching the sockets conductors inside said grooves. The advantage of the particular feature of the plug end socket according to the invention is that it minimizes the risk o electrocution by preventing foreign bodies from being inserted and touching the electric conductors.

Abstract: The invention provides an electrical distribution system for skirting boards having an extruded housing which houses a conductor assembly so as to form a longitudinally extending access channel in which, at any location, a connector plug can be inserted. The conductor assembly has a number of slots in opposite faces and in which in one face bus conductors are located. The width of the slots decrease when the conductor assembly is bent so that the distribution system does not have to be cut at wall corners. The connector plug is rotated through 90 degrees to establish electrical contact.

Abstract: The invention relates to a kit for designing a lighting arrangement, in which light fixtures (8) are clamped in tracks with electric conductors, which are hung from the ceiling. The kit consists of the combination of two track elements (3) which are hung from a ceiling (9) by hanging rods (10) and a low-voltage transformer (12). The track elements (3) each have two recesses (4, 5) disposed one above the other at the same side of track element (3), and two low-voltage electric conductors (6) are arranged in one of the recesses (5) at a distance from and opposite one another, the other recess (4) being used to mount the light fixtures (8) and for connection of the track elements (3) on a track connector (7).

Abstract: A construction of a panel includes at least one opening defined therein, a first and a second box are respectively disposed beside the opening of the panel, each of the first and second boxes has a hole defined therein and an extending live line and an extending ground line respectively extend from the first box and the second box and extend along sides defining the opening, one end of the extending live/ground line is in communication with the corresponding holes of the first and the second boxes. The extending live and extending ground lines are respectively and electrically connected to an electrical element disposed in the panel, which has two conductive plates extending therefrom, each of the conductive plates has an L-shaped plate extending transversely therefrom so as to receive the extending live/ground lines between the L-shaped plate and the conductive plate.

Abstract: A device for digital data transmission includes a U-shaped support rail and a plastic strand which can be clamped into the U-shaped support rail. A strip-like metal contact conductor is mounted on a portion of the inner side of the plastic strand located frontally opposite and at a distance from an insertion gap for a collector shoe which is longitudinally movable in the support rail. The contact conductor contacts a contact body of the collector shoe. Compared to the plastic strand, the contact conductor has a significantly smaller thickness. A shielding member is provided between the inner side of the plastic strand and the support rail. The shielding member has shield contact surfaces which interact with a contact piece of the collector shoe. The contact conductor is clamped into a longitudinal channel of the plastic strand which is bent into a circular shape. The plastic strand is locked to the support rail.

Abstract: A low voltage busbar lighting apparatus which can be easily and cheaply mounted on a building structure and which is suitable for a wide variety of interior lighting applications. The lighting apparatus includes a busbar, a lamp stand or base which is mounted on the busbar and a current supply which is also mounted on the busbar. The busbar includes an adhesive film base and at least one longitudinal steel strip. The lamp base and the current supply are similarly constructed and each includes a base plate and at least one permanent magnet secured to the under side of the base plate.

Abstract: A vertical stringer or rail system is provided for use with an electronic price display system in a store, warehouse or other application. A vertical rail is made of an insulating material and is of substantially constant cross section along its extent, with ridges along each edge. A channel in the front face of the rail carries a plurality of exposed conductors, and the channel and edges are keyed. Snap-on connectors fit to the rail, and due to the keying it is impossible to snap the connector on backwards. The snap-on connectors each have a flat cable running to a shelf rail at the front of a shelf, and electronic price display labels lie within the shelf rail. U-shaped snap-on cable clamps provide clamping of the flat cable to the vertical rail nearby to the snap-on connectors, and the cable clamps are captive to the flat cable so they are not easily misplaced. Because the snap-on connectors and clamps may be snapped on at a multitude of locations they can easily accommodate shelves at varying heights.

Abstract: A low voltage busbar lighting apparatus which can be easily and cheaply mounted on a building structure and which is suitable for a wide variety of interior lighting applications. The lighting apparatus includes a busbar, a lamp stand or base which is mounted on the busbar and a current supply which is also mounted on the busbar. The busbar includes an adhesive film base and at least one longitudinal steel strip. The lamp base and the current supply are similarly constructed and each includes a base plate and at least one permanent magnet secured to the under side of the base plate.

Abstract: A track-mounted lighting fixture including a track mounting device having a split extended from a horizontal top mounting channel to an outer thread thereof, a lock nut threaded onto the outer thread, and a connector to connect a lamp holder to the track mounting device, whereby the pitch is enlarged for allowing the track mounting device to be mounted on an overhead track as the lock nut is turned in one direct; the pitch is shortened for allowing the track mounting device to be firmly retained to the overhead track as the lock nut is turned in the reversed direction.

Abstract: An electrical power distribution system is provided with an elongate track and a plurality of power tap assemblies that are engageable with the track. The power tap assemblies may be moved to any desired location along the track. Power may be fed into the track through one of the assemblies and taken out of the track through another of the assemblies. Receptacles may be mounted to one or more of the power tap assemblies. A latch system can hold the power tap assemblies in (1) a fully inserted, electrically engaging orientation and (2) an electrically disconnected orientation wherein the components are still supported on the track. The components employ spring terminals which establish electrical contact through a surface-to-surface butt engagement with a conducting member. Mechanical key systems are provided for preventing improper mounting of the components on the track and for preventing the connection of more than one power in-feed to the track.

Abstract: Strip lighting assemblies are useful for supporting and illuminating light bulbs in a variety of contexts, including bookshelves and display cases, while maintaining the lighting hardware and wiring in relative obscurity, to avoid detracting from the display being illuminated. A strip lighting assembly is provided which arranges two conductive strips in vertical fashion, to achieve a relatively narrow and nonobtrusive assembly. A special socket design is also provided, which may accommodate a variety of light bulbs or power chords. The socket includes a movable insert which may be adjusted to alter the size of the receptacles of the socket, increasing the receptacle area to accommodate larger light bulb terminals or power chords, and decreasing the receptacle area to snugly fit smaller light bulb terminals.

Abstract: A portable auxiliary illumination device is provided, which consists of an elongated power cord and a plug at one end of the power cord for engagement with an outlet to receive electrical current therefrom. A plurality of sockets are located in series along the length of the power cord. A plurality of suction cups are each connected to one of the sockets, sot hat the sockets can be removably attached to a flat surface of a mirror. A plurality of light bulbs are each removably disposed within each socket to produce additional light for dimly lit areas adjacent the mirror.

Abstract: A channel-shaped insulator is received in a channel-shaped metal track. First and second conductive bus bars are mounted in holders within the insulator, which has wall portions disposed between the track and the bus bars and affording spacing therebetween. The track is formed with first and second longitudinal grooves opposite the bus bars and affording additional spacing between the track and the bus bars. First and second longitudinal ridges are formed on the insulator opposite the first and second bus bars and extending into the grooves for engaging the track to maintain the additional spacing. The depth of the grooves preferably corresponds with the thickness of the wall portions of the insulator between the track and the bus bars. The height of the ridges preferably corresponds with the depth of the grooves. The provision of the grooves and the ridges may increase the minimum spacing between the metal track and the bus bars from 1/32 of an inch to 1/16 of an inch.

Abstract: A contact rail with two conductors that are arranged on opposite sides of a transparent isolated support member and can be tapped from the outside. The support member is preferably made of glass material.

Abstract: A busbar is provided for current distribution systems such as busbar trunking systems, switchgear and the like. The busbar has a C-shaped cross section and walls which are not uniform in thickness. The walls which lie closest to one another in adjacently mounted busbars have a thickness which is greater than the thickness of the walls which lie parallel to the mounting surface onto which the busbars are mounted.

Abstract: In a lighting system, comprising a cable with accessible electrical conductors, a holder to be clamped on the cable, and a lamp holder with lamp, the lamp provides a force via the lamp holder to the conductors to make an electrical contact therewith. Preferably the cable has a substantially H-shaped section with cavities that partly enclose the conductors. The holder preferably has a substantially U-shaped section, with legs clamping around the cable. The lamp holder is formed by a pair of contact springs, which are pivotably mounted in the holder, to make at one end contact with the conductors and at the other end to contact the lamp.

Abstract: An aluminum or aluminum alloy profiled section has one or more insulated electrical conductors. Such a profiled section includes at least one linear electrical conductor parallel to the profiled section, formed by the same material as the latter and insulated electrically in a solid insulating filling, a bare surface of the conductor and a bare surface of the filling being covered if required by a second insulating filling.

Abstract: A holder with busbars for a busbar system to connect electrical equipment, the holder consisting of a rectangular and plate-shaped insulating support with receptacles for busbars located in its top and a channel-shaped receptacle into which the insulating support is inserted. A number of busbar sections are fixed in position in the receptacles and run parallel to one another at uniform intervals.

Abstract: An apparatus for facilitating the attractive and simple display of an illuminated address or sign comprising an elongated cover, which is adapted with slots for plugs; one or more illumination figures; and electrical conduction strips. The apparatus may further be adapted with mounting and weatherproof covering members for outdoor use and also with an automatic on/off switch for power conservation. The device is meant to facilitate the simple modification, installation, and interchange of any desired pattern of illuminated numbers or letters.

Abstract: A tube light comprises a tube having a continuous length, and a plurality of light units which conform to the inner configuration of the tube and can suitably be positioned anywhere in the tube. Conductor strips which are adapted to be connected with a power supply are disposed in parallel in the tube whereby the bulbs of the light units are engaged by contacting of the conductor strips with the contacts of the light units. The light tube is simple in structure and can be loaded with a suitable number of the light units in optional locations. In addition, the structure of the tube light is adapted for mass production. Further, the structure of the tube light may have a cover or clips, or be provided with wings on the light units, to facilitate securing the light units in the tube.

Abstract: Cable tap assembly for selectively connecting tap conductors to cable wire conductors comprises a housing having a cable wire locator for locating the cable wires in predetermined coplanar positions. A plurality of bus conductors are provided in the housing and extend parallel to the cable wires with each bus conductor being dedicated to, and associated with, a single cable wire. The bus conductors have receptacle sites which are accessible from the exterior of the housing so that terminals can be mated with the bus conductors. Connecting devices extend from the bus conductors to the cable wires. The assembly has a major surface having defined zones, each of which receives an electrical connector that has male terminals which are mated with specific cable wires when the connector is coupled to the major surface.

Abstract: A low voltage electrical system uses a main comprising an extruded insulator with a pair of channels locating metal conductors which can be installed in the channels by passing them laterally through continuously extending slots opening to a face of the extrusion from the channels. Branch conductors with plugs on their ends can be engaged in contact with the conductors by pushing their prongs through the same slots. Resilience of the extruded insulator possibly aided by deformation of the cross section in installation ensures that the slots remain closed between plugs.