A system for collecting information related to an electrical switch. The system including a first switch, a second switch, and an external device. The external device is configured to receive the first and second signals corresponding to the first and second switches. Wherein the external device is located remotely from the first switch and the second switch.
Disclosed is a cover for a utility vault and a method for making such covers. The cover is formed from fiberglass reinforcement layers, a low-density core, and a polymer mix matrix. The reinforcement layers include a bottom reinforcement layer, one or more edge reinforcement layers, and a top reinforcement layer. A first portion of the edge reinforcement layer overlaps a portion of the bottom reinforcement layer and a second portion of the edge reinforcement layer overlaps a portion of the top reinforcement layer. The core is positioned between the top and bottom reinforcement layers. The reinforcement layers are formed from fiberglass fabric and may include fiberglass layers whose fibers are oriented quadraxially. The polymer mix impregnates the fabric layers, encases the core, and binds the components together. The polymer matrix includes a thermoset polymer resin.
E02D 29/14 - Covers for manholes or the like; Frames for covers
B29C 70/48 - Shaping or impregnating by compression for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs and impregnating the reinforcements in the closed mould, e.g. resin transfer moulding [RTM]
B29C 70/54 - Component parts, details or accessories; Auxiliary operations
B32B 3/08 - Layered products essentially comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products essentially having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts
B32B 3/12 - Layered products essentially comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products essentially having particular features of form characterised by a discontinuous layer, i.e. apertured or formed of separate pieces of material characterised by a layer of regularly-arranged cells whether integral or formed individually or by conjunction of separate strips, e.g. honeycomb structure
B32B 5/02 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by structural features of a layer comprising fibres or filaments
B32B 5/12 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by structural features of a layer comprising fibres or filaments characterised by the relative arrangement of fibres or filaments of adjacent layers
B32B 9/04 - Layered products essentially comprising a particular substance not covered by groups comprising such substance as the main or only constituent of a layer, next to another layer of a specific substance
B32B 15/14 - Layered products essentially comprising metal next to a fibrous or filamentary layer
B32B 21/10 - Next to a fibrous or filamentary layer
B32B 27/12 - Layered products essentially comprising synthetic resin next to a fibrous or filamentary layer
B32B 27/20 - Layered products essentially comprising synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
Power switch assemblies are provided herein each having a power switch enclosure including a box portion and a cover portion removably attachable to the box portion, a power switch installed in a box cavity and having a plurality of terminals, a handle shaft extending through a wall of the cover, and a monitor circuit including a circuit board attached to the cover, monitor circuitry formed on the circuit board, and a plurality of connectors installed on the circuit board, wherein the connectors are configured, upon attachment of the cover to the box, without manual disconnection or reconnection of wires, to electrically interact with a terminal of the power switch for electrical communication between the power switch and the monitor circuitry, and wherein the connectors are configured, without manual disconnection or reconnection of wires, to terminate the electrical interactions upon removal of the cover from the box.
H01H 9/54 - Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere
H01H 19/02 - Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand - Details
A device may include a housing including a face plate. A device may include a plurality of sensing cores each configured to receive a current flow through a center cavity, the current flow defining a current flow direction through the center cavity, wherein the current flow direction is parallel to the face plate.
H01H 71/58 - Manual reset mechanisms actuated by push-button, pull-knob, or slide
H01H 83/04 - Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents with testing means for indicating the ability of the switch or relay to function properly
H01R 13/71 - Contact members of coupling parts operating as switch
The present disclosure provides polymer composite helical anchors/piles comprising a polymer composite shaft and at least one polymer composite helical plate extending laterally from the polymer composite shaft.
A hanger for securing electrical cabling to a structure, the hanger including a cable holding portion provided at a distal end of the hanger for holding one or more cables to be secured, a hook-like portion provided at a proximal end portion of the hanger for securing to the structure and a locking clip-like portion provided intermediate of the cable holding portion and the hook-like portion for clipping the hanger to and securing the hanger to the structure.
F16L 3/06 - Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets partly surrounding the pipes, cables or protective tubing with supports for wires
F16L 3/24 - Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets with special member for attachment to profiled girders
H02G 3/04 - Protective tubing or conduits, e.g. cable ladders or cable troughs
An electrical connector includes a clamp body having a substantially C-shaped configuration defining an interior cavity. A wedge is configured to be inserted into the clamp body. The wedge has a wedge body defining a conductor channel and a plurality of fins extending from the wedge body into the conductor channel. The plurality of fins is oriented to pierce an insulation layer of a conductor when the wedge is inserted into a clamp body.
H01R 4/2412 - Connections using contact members penetrating or cutting insulation or cable strands the contact members having teeth, prongs, pins or needles penetrating the insulation actuated by insulated cams or wedges
H01R 4/2495 - Insulation penetration combined with permanent deformation of the contact member, e.g. crimping
8.
ARC IGNITION SYSTEM FOR EXOTHERMIC WELDING APPARATUS
The ignition system holds a quantity of a reaction mixture in a hopper. The hopper is closed at the bottom by a movable gate. When the gate is opened, powder falls from the hopper, though a passage, and through an ignition chamber. High voltage electrodes are provided in the ignition chamber. As the powder falls through the ignition chamber, the electrodes are energized, generating an electrical arc. The arc ignites the falling powder. The ignited powder falls from the bottom of the chamber and into the reaction chamber of an exothermic mold, where the ignited powder initiates a thermite reaction that generates molten metal to form an exothermic weld.
A hitch mount for a hoist including a main member having a proximal end and a distal end, the proximal end configured to couple with a vehicle hitch, a hoist mounting bracket at the distal end of the main member, a pulley mounted on the main member between the proximal end and the distal end, and a rope lock mounted on the main member between the pulley and the distal end.
A charging system includes a first charging portion and a second charging portion. The first charging portion includes at least one first connector and at least one first interface for charging a connected device. The first charging portion is configured to receive electrical current from a power source. The second charging portion includes at least one second connector and at least one second interface for charging a connected device. The at least one first connector is removably coupled to the at least one second connector, thereby removably coupling the second charging portion to the first charging portion to facilitate transmission of electrical current between the first charging portion and the second charging portion.
A floor mount stand that is connectable to an electrical box includes a frame connectable to the electrical box to support the electrical box on a floor and a brace that is removably connected to the frame. The brace is connectable to the frame to extend to the adjacent vertical studs.
Enclosure cover assemblies for use with direct burial enclosures are provided. The enclosure cover assembly includes a frame that is secured to the enclosure and a cover separately secured to the frame. The frame and cover are made of metal while the enclosure is made of a high strength material.
A compact swing arm assembly is provided that has a mounting pad, a base, and an extension. The extension is secured to the base at a slot so that the extension pivots with respect to the base about a pin through the slot and translates along the slot between a stowed position and a deployed position. The slot has a first end proximate the mounting pad and a second end remote from the mounting pad. The base has a first tab and a second tab. The extension, when stowed, is positioned with the pin in the slot proximate the second end and a first side of the extension is against the first tab at a stowed point of contact. The extension, when deployed, is positioned with the pin proximate the first end and the first side abutting the first and second tabs at two deployed points of contact.
F16M 13/02 - Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
A terminal for an electrical device having a feature to receive an auxiliary connection, the terminal including a cavity including an opening for receiving a first wire, and a terminal device positioned at least partially in the cavity, the terminal device including a distal portion extending external to the cavity, wherein the distal portion of the terminal device is configured to receive a connector of a second wire.
A cable gland including an entry component including an inner surface with an abutment, a backnut removably attachable to the entry component, a cavity extending through the entry component and the backnut, and a grounding device configured to rest against the abutment, the grounding device including a rim, an inner edge, and a plurality of fingers extending inward and downward from the inner edge, wherein the grounding device is comprised of a conductive material, such as spring steel.
H02G 3/06 - Joints for connecting lengths of protective tubing to each other or to casings, e.g. to distribution box; Ensuring electrical continuity in the joint
An electrical component hanger for securing at least one electrical component to a structure, the electrical component hanger including at least one connector portion for securing the electrical component hanger to a structure and a pair of electrical component receiving portions extending from the at least one connector portion for receiving at least one electrical component to be secured.
H02G 3/04 - Protective tubing or conduits, e.g. cable ladders or cable troughs
F16L 3/06 - Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets partly surrounding the pipes, cables or protective tubing with supports for wires
F16L 3/12 - Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing comprising a member substantially surrounding the pipe, cable or protective tubing
F16L 3/24 - Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets with special member for attachment to profiled girders
F16L 3/23 - Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets specially adapted for supporting a number of parallel pipes at intervals for a bundle of pipes or a plurality of pipes placed side by side in contact with each other
F16L 3/127 - Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing comprising a member substantially surrounding the pipe, cable or protective tubing and extending away from the attachment surface
The present disclosure provides improved electrical box and conduit support plates that allow for central mounting of an electrical box to a support plate and mounting of electrical conduits for suspended installations in various orientations. The support plate includes a body having a plurality of built-in offsets, a plurality of built-in hanger tabs, and a plurality of clip mounting apertures that may be arranged as pairs. Each built-in offset preferably has two side walls extending from the body and a mounting arm between the side walls. Each mounting arm includes a plurality of clamp mounting apertures used to attach a conduit clamp to the mounting arm. Each of the plurality of built-in hanger tabs are preferably bendable relative to the body. Box and conduit support kits that includes a body and a plurality of hanger clips are also provided.
An electrical set screw connector system is provided. The system includes a connector body and a bit. The connector body has a set screw and a pressure limitation for mechanically and electrically securing a conductor cable therein. The pressure limitation corresponds to a torque limit applied to the set screw. The bit has a torque limiting region that separates a body mating portion from a tool mating portion. The body mating portion operatively mates with the set screw, while the tool mating portion operatively mates with a tool. The torque limiting region shears at the torque limit.
Various embodiments described herein are directed to luminaire components that prevent flame transmission from the inside of a luminaire to the outside of a luminaire. In certain aspects, the luminaire can be used in an environment containing flammable gas, for example, in specialized lab work or testing applications. This application discusses components that can be used to prevent flame transmission from the inside of a luminaire to the outside of a luminaire, thereby yielding a flame encapsulating luminaire. Accordingly, the components and assemblies described herein can be safely integrated with systems that operate in the presence of flammable gas.
F21V 25/12 - Flameproof or explosion-proof arrangements
F21V 23/00 - Arrangement of electric circuit elements in or on lighting devices
F21V 29/85 - Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems characterised by the material
A method including may storing, in a memory, a rate profile of a power grid, the rate profile providing a mapping between a plurality of rates. The method further including generating, using an electronic processor and based on the rate profile, a charging profile. The method further including charging, using a charging controller of a charger coupled to the electronic processor, based on the charging profile.
H02J 13/00 - Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
B60L 53/64 - Optimising energy costs, e.g. responding to electricity rates
B60L 58/12 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
B60L 55/00 - Arrangements for supplying energy stored within a vehicle to a power network, i.e. vehicle-to-grid [V2G] arrangements
B60L 53/63 - Monitoring or controlling charging stations in response to network capacity
B60L 53/67 - Controlling two or more charging stations
B60L 53/66 - Data transfer between charging stations and vehicles
B60L 53/30 - Constructional details of charging stations
H02J 3/14 - Circuit arrangements for ac mains or ac distribution networks for adjusting voltage in ac networks by changing a characteristic of the network load by switching loads on to, or off from, network, e.g. progressively balanced loading
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
H02J 3/00 - Circuit arrangements for ac mains or ac distribution networks
H02J 3/32 - Arrangements for balancing the load in a network by storage of energy using batteries with converting means
A cable clip including a pair of clamp members, a pair of extension members, each extension member extending from a clamp member, and a spanning member spanning from one extension member to the other extension member.
The electrical device support assembly for securement to a surface is provided. The assembly includes a support bracket having an outer rim, a main region, an inner region, and one or more first apertures configured to secure the support bracket to a pair of structural supports. The outer rim surrounds the main region. The main region surrounding the inner region. The inner region includes one or more second apertures that are configured for mechanical connection of an electrical device to the support bracket.
F16M 13/02 - Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
An electrical assembly is constructed for mounting an electrical wiring device at an incline with respect to a support. The assembly includes a mounting bracket for receiving and supporting the electrical wiring device. The mounting bracket is received in a recess open end of a support, such as the open end of an adapter for an electrical box. The mounting bracket is coupled directly to the support. A weatherproof cover overlies the electrical wiring device and the bracket for closing the electrical wiring device and providing a weatherproof seal between the cover and the support.
An adjustable inductor including a toroidal core defining a plurality of gaps, a compressible gap material positioned in the gaps, at least one winding wound on the core, a force-applying structure, and a film substantially covering the adjustable inductor. The force-applying structure is operable to apply a force to the core to adjust the gaps and thereby an inductance of the adjustable inductor. The film is configured to prevent movement of force-applying structure when above a predetermined temperature threshold, and allow movement of the force-applying structure when below the predetermined threshold.
H01F 21/04 - Variable inductances or transformers of the signal type continuously variable, e.g. variometers by relative movement of turns or parts of windings
A circuit interrupting device includes an input conductor for electrically connecting to an external power supply, a load conductor for electrically connecting to a downstream load, a face conductor for electrically connecting to an external load, and a brush conductor in electrical communication with the input conductor and movable between a closed position and an open position. The brush conductor includes a second portion offset from a first portion such that a first terminal and a second terminal are positioned on separate planes. When the brush conductor is in the closed position, the first terminal contacts the load terminal and the second terminal contacts the face terminal to provide electrical communication between the input conductor, the load conductor, and the face conductor. When the brush conductor is in the open position, the first terminal is spaced apart from the load terminal and the second terminal is spaced apart from the face terminal.
H02H 3/16 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to fault current to earth, frame or mass
H01H 83/04 - Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents with testing means for indicating the ability of the switch or relay to function properly
An electrical terminal includes a body with a first opening for receiving an electrical conductor and a second opening for coupling the electrical terminal to an electrically conducting member. The second opening has a first open portion with an inner dimension to receive a first fastener and a second open portion with an inner dimension different than the first open portion. The second open portion is configured to receive a second fastener having an outer dimension different than the first fastener. The second open portion can have a substantially circular first and second open portions that overlap along the outer edges. An electrical assembly includes the electrical terminal and an electrically conducting base, and either a first fastener having a first dimension or a second fastener having a second dimension, where the dimension of the fasteners corresponding to dimension of a threaded hole in the base.
A reeling device including a housing, a retraction mechanism, a shaft rotatable by the retraction mechanism, a first drum coupled to the shaft, and a second drum coupled to the shaft, wherein the second drum has an inner diameter greater than an inner diameter the first drum. A first wire rope is attached around the first drum and secured to a first position on an electrical cable. A second wire rope is attached around the second drum and secured to a first position on an electrical cable, the second position being distal to the first position.
A lighting fixture is provided. The lighting fixture includes a light source. The lighting fixture further includes an input device physically located on the lighting fixture. The input device is configured to receive a manual user-input associated with toggling power to the light source. The lighting fixture further includes a wireless communications device physically located on the lighting fixture. The wireless communications device includes an antenna and one or more control devices. The one or more control devices are configured to obtain, via the antenna, data indicative of a user-request to toggle power to the light source. The one or more control devices are further configured to provide one or more control signals associated with toggling power to the light source based, at least in part, on the data and irrespective of a state of the input device physically located on the lighting fixture.
A hanger for securing electrical cabling to a structure includes a cable holding portion provided at a distal end of the hanger for holding one or more cables to be secured and a hook-like portion provided at a proximal end of the hanger for receiving and securing the hanger to the structure, the hook-like portion having a first width dimensioned for receiving a portion of the structure and an opening having a width smaller than the first width.
A clamp including a body, a retaining portion of the body, the retaining portion including a cavity with at least one cavity engagement mechanism and a plurality of holes, a conductor groove extending through the body to the cavity, a keeper removably positioned within the cavity, the keeper including at least one keeper engagement mechanism configured to engage with the at least one cavity engagement mechanism, and a plurality of fasteners for extending into the plurality of holes and securing the keeper in the cavity.
H02G 7/05 - Suspension arrangements or devices for electric cables or lines
F16G 11/06 - Means for fastening cables or ropes to one another or to other objects; Caps or sleeves for fixing on cables or ropes with laterally-arranged screws
A splice device is provided that includes a main housing, a first set of jaws, and a movement conversion assembly. The first set of jaws is in the main housing and depend outward along a conductor axis. The first set of jaws receive a first electrical conductor therein. The movement conversion assembly is in the main housing and includes a driver operatively associated with the first set of jaws so that a tightening movement of the driver is converted into a clamping force of the first set of jaws on the first electrical conductor.
The present disclosure provides a load bearing clamp including a first clamp member, the first clamp member including a first semi-annular clamping surface, a second clamp member, the second clamp member including a second semi-annular clamping surface, the second semi-annular clamping surface opposing the first semi-annular clamping surface and at least one member for drawing the first clamp member and the second clamp member toward each other, wherein at least one of the first semi-annular clamp surface and the second semi-annular clamp surface includes at least one irregular surface that deforms at least a portion of a shaft clamped between the first and second clamp members.
F16B 2/06 - Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action
An electrical compression connector for connecting a plurality of conductors, the compression connector including a connector body of compressible material adapted to be inserted into a crimping tool having two opposed die surfaces for the compression of the connector body, the connector body including a first conductor portion and a second conductor portion. The first conductor portion includes a pair of side walls including a first side wall and a second side wall joined by a bottom wall, and a first conductor opening between the pair of side walls and the bottom wall and at least one insulation piercing member. The second conductor portion includes at least one second conductor opening extending at least partially through the connector body.
H01R 4/2495 - Insulation penetration combined with permanent deformation of the contact member, e.g. crimping
H01R 11/09 - Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating characterised by the type of the connecting locations on the individual element or by the type of the connections between the connecting locations and the conductive members the connecting locations being identical
H01R 43/01 - Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for connecting unstripped conductors to contact members having insulation cutting edges
H01R 11/05 - Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating characterised by the type of the connecting locations on the individual element or by the type of the connections between the connecting locations and the conductive members the connecting locations having different types of direct connections
H01R 4/2466 - Connections using contact members penetrating or cutting insulation or cable strands the contact members having insulation-cutting edges, e.g. of tuning fork type the contact members having additional means acting on the insulation or the wire, e.g. additional insulation-penetrating means, strain relief means or wire cutting knives the contact members having a channel-shaped part, the opposing sidewalls of which comprise insulation-cutting means
An enclosure for containing an electrical connector connecting a plurality of conductors, the enclosure including a first enclosure portion and a second enclosure portion and at least one strain relief assembly for securing at least one of the plurality of conductors. The first enclosure portion and the second enclosure portion when joined are configured to receive the at least one strain relief assembly.
An enclosure for containing an electrical connector for connecting a plurality of conductors, the enclosure including a first cover half, a second cover half, at least one first seal member positionable between the first cover half and the second cover half, a first latch member pivotably attached to the first cover half and a second latch member pivotably attached to the second cover half. When the first cover half is mated with the second cover half with the at least one seal member positioned between the first cover half and the second cover half, the first latch member is pivoted to latch with the second cover half and the second latch member is pivoted to latch with the first cover half.
H01R 4/20 - Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping using a crimping sleeve
39.
SELF-TEST AUTO MONITOR GROUND FAULT CIRCUIT INTERRUPTER (GFCI) WITH POWER DENIAL
A method of operating an auto-monitoring circuit of a circuit interrupting device. The method including monitoring one or more signals to determine an operating state of said circuit interrupting device; outputting a first signal having a first voltage level based on the operating state, wherein the first voltage level is greater than zero volts; and outputting, after outputting the first signal, a second signal having a second voltage level based on the operating state, wherein the second voltage level is greater than the first voltage level.
G01R 31/28 - Testing of electronic circuits, e.g. by signal tracer
H02H 3/04 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection - Details with warning or supervision in addition to disconnection, e.g. for indicating that protective apparatus has functioned
H01H 83/04 - Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents with testing means for indicating the ability of the switch or relay to function properly
G01R 31/52 - Testing for short-circuits, leakage current or ground faults
G01R 31/50 - Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
H02H 3/16 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to fault current to earth, frame or mass
H02H 3/33 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers
H01H 71/04 - Means for indicating condition of the switching device
A circuit interrupting device including a vacuum interrupter, a separable ceramic capacitor, and an insulating housing. The vacuum interrupter includes a vacuum bottle and first and second contacts disposed within the vacuum bottle. The second contact is movable relative to the first contact between a closed position and an open position. The separable ceramic capacitor is electrically connected in parallel with the vacuum interrupter provided over an outer surface of the vacuum bottle. The insulating housing encloses the separable ceramic capacitor and the vacuum interrupter.
A circuit interrupting device including a vacuum interrupter, a capacitor, and an insulating housing. The vacuum interrupter includes a vacuum bottle and first and second contacts disposed within the vacuum bottle. The second contact is movable relative to the first contact between a closed position and an open position. The capacitor is electrically connected in parallel with the vacuum interrupter and wound around an outer surface of the vacuum bottle. The insulating housing encloses the capacitor and the vacuum interrupter.
A mud ring assembly includes a base member, a raised member, a telescoping member and a plurality of drive members. The base member has a flange and an opening through the flange. The raised member extends from the base member and follows the opening in the flange to form a raised wall. The raised member has a plurality of mounting tabs extending from the raised wall toward the opening in the raised member. The telescoping member is positioned within the raised member opening and is movable relative to the raised member between a retracted position and an extended position. The telescoping member has a wall, an opening and a plurality of mounting tabs extending from the wall toward the opening in the telescoping member. The wall of the telescoping member includes a plurality of protective members. Each protective member is positioned in proximity to one of a plurality of mounting tab pairs. In this configuration, one of the plurality of drive members is operatively coupled to the mounting tabs of one of the mounting tab pairs, such that rotation of the drive members causes the telescoping member to move between the retracted position and the extended position.
A control system for a multi-phase power system includes a first phase line, a second phase line, and a third phase line. The control system includes a plurality of regulator controls including a first regulator control configured to control a first tap changer associated with the first phase line, a second regulator control configured to control a second tap changer associated with the second phase line, a third regulator control configured to control a third tap changer associated with the third phase line, and an electronic processor coupled to the first regulator control, the second regulator control, and the third regulator control. The electronic processor is configured to regulate the voltage of the multi-phase system using the first, second, and third regulator controls.
G05F 1/147 - Regulating voltage or current wherein the variable is actually regulated by the final control device is ac using tap transformers or tap changing inductors as final control devices with motor driven tap switch
An electrical fixture is provided that includes a mounting portion, an emitting portion, a connection, and a passage. The mounting portion has a first chamber and an opening passing from the first chamber to an exterior of the electrical fixture. The emitting portion has a second chamber. The connection secures the mounting and emitting portions to one another for movement with respect to one another. The passage has a first end that begins in the first chamber, an extension passing from the first chamber through the connection without passing through the exterior of the electrical fixture, and a second end that terminates in the second chamber.
The present disclosure provides a support member for a shaft of a helical pile, the support member includes a hollow shaft that can receive a shaft of the helical pile and a plurality of fins secured to the hollow shaft and extends from the hollow shaft. The hollow shaft is independently movable relative to the helical pile shaft.
A recloser including a circuit interrupter including a first contact and a second contact movable relative to the first contact between a closed position and an open position and an actuator coupled to the circuit interrupter, the actuator including a plunger coupled to the second contact for closing and opening the circuit interrupter and a single coil used for driving the plunger. The recloser further includes a sensor board supported by the actuator, the sensor board including a plurality of position sensors for detecting a position of the plunger, an external indicator for indicating a condition of the circuit interrupter, the external indicator including a first display portion that indicates the closed position and a second display portion moveable relative to the first display portion and that indicates the open position, and a handle for mechanically opening and closing the circuit interrupter without any electrical assistance.
This application discusses components that can be used to prevent flame or hot gas transmission from the inside of a luminaire enclosure to the outside of a luminaire enclosure due to an internal explosion, thereby yielding an explosion encapsulating luminaire enclosure. Accordingly, the components and assemblies described herein can be safely integrated with systems that operate in the presence explosive gas.
F21V 15/01 - Housings, e.g. material or assembling of housing parts
F21V 17/10 - Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
F21V 29/70 - Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
F21V 19/00 - Fastening of light sources or lamp holders
A grounding device, including a top plate including a central portion and a plurality of curved ends, the central portion of the top plate having a hole extending therethrough, a bottom plate including a central portion and a plurality of curved ends, the central portion of the bottom plate having a hole extending therethrough, a cap including a hole and a curved end adapted to retain a grounding wire, and a fastener extending through the holes of the top plate, the bottom plate, and the cap.
H01R 4/42 - Clamping area to one side of screw only
H01R 43/00 - Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
A protective cover for an electrical device for use during construction includes a front wall, a pair of end walls, and a pair of side walls. The end walls extend from opposite sides of the front wall. The side walls extend from opposite sides of the front wall. The front wall, the end walls, and the side walls define a cavity configured to enclose an electrical device. The cover can be placed over the device during construction to limit the ingress of debris.
Systems for disconnecting a surge arrester. One embodiment provides a surge arrester comprising a housing, a connecting interface configured to connect to an electrical power grid, and a disconnector device coupled to the connecting interface. A metal oxide varistor stack is coupled to the disconnector device, and a ground side connection is coupled to the metal oxide varistor stack, the ground side connection configured to connect to a system ground. The disconnector device is configured to disconnect the connecting interface from the system ground based on a predetermined disconnection condition.
A floor box for housing electrical components includes a bottom and a plurality of walls extending from the bottom to at least partially define an interior and to at least partially define a central opening accessible to a user. A top plate having an inner portion at least partially defining a first wiring compartment facing the central opening and a second wiring compartment facing the central opening is connected to at least one of the plurality of walls.
A connector for use with a GFCI receptacle is provided. The connector includes a body, a latch configured to couple the body to the GFCI receptacle, a first blade supported by and extending from the body, a second blade supported by and extending from the body, wherein when the body is coupled to the GFCI receptacle, the first blade is received by a first mating terminal of the GFCI receptacle and the second blade is received by a second mating terminal of the GFCI receptacle to electrically couple the receptacle to a downstream device.
H01R 13/713 - Structural association with built-in electrical component with built-in switch the switch being a safety switch
H02H 3/16 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to fault current to earth, frame or mass
H01H 71/12 - Automatic release mechanisms with or without manual release
H01R 25/00 - Coupling parts adapted for simultaneous co-operation with two or more identical counterparts, e.g. for distributing energy to two or more circuits
H01R 24/78 - Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure with sockets, clips or analogous contacts and secured to apparatus or structure, e.g. to a wall with additional earth or shield contacts
An electrical connector assembly includes a first electrical contact device and a second electrical contact device. The first electrical contact device includes a plurality of conductors. The second electrical contact device includes a first portion, a second portion movable in a rotational and translational manner relative to the first portion, and an actuator movable between a first position and a second position. The first portion includes first electrical contacts, and the second portion includes electrical sockets. Each socket receives an associated conductor and includes a second electrical contact aligned with an associated first electrical contact. The second portion is biased away from the first portion. When the actuator is in the first position, the actuator inhibits translational movement of the second portion toward the first portion. When the actuator is in the second position, the second portion is movable toward the first portion to permit the second electrical contacts to engage the first electrical contacts.
An electrical distribution block includes a first base, a second base, and a spacer plate discrete from the first and second base. The spacer plate is positioned between first base and the second base and secures the first base to the second base. A conductor block is connected to at least one of the first base or the second base. The conductor block includes a primary tap and a secondary tap.
Passive monitoring the integrity of current sensing devices and associated circuitry in GFCI and AFCI protective devices is provided. A protection circuit interrupter employs a capacitively coupled noise signal obtained by an arrangement of one or both of line side arms relative to a Rogowski coil. The noise signal is monitored while the line and load sides of a protective circuit interrupter are disconnected, and the connection of the line and load sides disabled if the noise signal fails to correlate sufficiently to a reference noise cycle. When the line and load sides are connected, the RMS value of the observed current signal is monitored such that the line and load sides are disconnected if the observed current signal fails to meet an RMS threshold. The observed current signal is compensated by subtracting the reference noise cycle prior to monitoring for the fault condition applicable to the protective device.
H02H 3/16 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to fault current to earth, frame or mass
H02H 3/28 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus
H02H 3/33 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers
A mold includes a first mold portion, a second mold portion, and a projection. The second mold portion is secured against the first mold portion along a draw axis to form at least one mold cavity. The second mold portion includes an internal surface oriented at an oblique angle relative to the draw axis. The projection extends from the internal surface along a projection axis. The projection forms an elongated profile including a first end, a second ends, and a pair of side surfaces extending between the first end and the second end.
B29C 33/42 - SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING - Details thereof or accessories therefor characterised by the shape of the moulding surface, e.g. ribs or grooves
A wall outlet inductive charger includes a base having a receptacle portion and an inductive charging portion. A faceplate is connected to the base. A device support extends from the faceplate. A charger assembly is connected to the base and positioned between the base and the faceplate. The charger assembly includes an inductive coil.
H02J 50/00 - Circuit arrangements or systems for wireless supply or distribution of electric power
H02J 50/10 - Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
H01R 25/00 - Coupling parts adapted for simultaneous co-operation with two or more identical counterparts, e.g. for distributing energy to two or more circuits
Systems, methods, and apparatus for corona detection using audio data are provided. In one example embodiment, the method includes obtaining, by one or more computing devices, audio data during at least one time interval, the time interval including a plurality of time windows; partitioning, by the one or more computing devices, the audio data into a plurality of window audio data each corresponding to a respective one of said time windows; and determining, by the one or more computing devices, a signal indicative of a presence of corona based at least in part on at least one window audio data relative to a remainder audio data.
H04R 1/32 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
G01R 31/00 - Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
G01R 31/12 - Testing dielectric strength or breakdown voltage
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
67.
CEILING FAN FOR ESTABLISHING A SYSTEM FOR LOCAL CONTROL OF A SPACE
A ceiling fan for a space is provided. The ceiling fan can include a first communication interface configured to provide communications between the ceiling fan and a plurality of peripheral devices over a local network. The ceiling fan can further include a second communication interface configured to provide communications between the ceiling fan and an external network. The ceiling fan can further include one or more control devices configured to provide one or more control signals to control operation of one or more of the peripheral devices.
H04L 67/125 - Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks involving control of end-device applications over a network
F21V 23/00 - Arrangement of electric circuit elements in or on lighting devices
F04D 25/06 - Units comprising pumps and their driving means the pump being electrically driven
F04D 27/00 - Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
A61B 5/00 - Measuring for diagnostic purposes ; Identification of persons
A61B 5/16 - Devices for psychotechnics; Testing reaction times
A dual action hydraulic piston assembly including a cylinder having first and second inlet ports on a first end and an outlet port on a second end, a conduit connected to the first inlet port and extending into the cylinder, an inner ram slidable along an outer surface of the conduit, and an outer ram slidable between the inner ram and the cylinder. The inner and outer rams are configured to move together toward the second end of the cylinder in response to a fluid being displaced via the first inlet port into the conduit, which displaces a second fluid through the outlet port at a first flow rate. The outer ram is configured to move toward the second end of the cylinder in response to a fluid being displaced via the second inlet port, which displaces the second fluid through the outlet port at a second flow rate.
B25F 5/00 - COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR - Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
B23D 15/14 - Shearing machines or shearing devices cutting by blades which move parallel to each other characterised by drives or gearings therefor actuated by fluid or gas pressure
69.
ELECTRICAL WIRING DEVICES WITH SCREWLESS WIRE TERMINALS
Electrical wiring devices that incorporate screwless wire terminal connections are described. The electrical wiring devices include for example, single and duplex blade-type electrical receptacles, blade-type locking electrical receptacles, single or multi-pole electrical switches, combination switches and blade-type receptacles, blade-type plugs for electrical cords and blade-type connectors for electrical cords. The electrical wiring devices include a plurality of contact assemblies. Each contact assembly includes a wire terminal and an activating member.
H01R 25/00 - Coupling parts adapted for simultaneous co-operation with two or more identical counterparts, e.g. for distributing energy to two or more circuits
H01R 13/639 - Additional means for holding or locking coupling parts together after engagement
H01R 24/76 - Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure with sockets, clips or analogous contacts and secured to apparatus or structure, e.g. to a wall
An electrical box including a central housing with a first side opening, a second side opening opposite the first side opening, and a rear opening, each of the first and second side openings configured to receive an electrical or data interface device, a first extension compartment around the first side opening, the first extension compartment including a first door, and a second extension compartment around the second side opening, the second extension compartment including a second door.
A breakaway threaded fastener is provided that includes a hollow stud, a pin, and a cap. The stud has a hollow cavity, a closed end, an open end with an upper surface, a wall, and an outer surface, which includes an external thread. The pin is in the hollow cavity with a first end at the closed end of the hollow stud and a second end proximate the open end of the hollow stud. The cap has another hollow cavity with a closed end, an open end, an inner surface, and an internal thread. The cap is threadably engaged to the open end of the hollow stud via the internal and external threads so that the second end of the pin abuts the inner surface of the cap with a gap remaining between the upper surface of the hollow stud and the inner surface of the cap.
F16B 31/02 - Screwed connections specially modified in view of tensile load; Break-bolts for indicating or limiting tensile load
F16B 35/04 - Screw-bolts; Stay bolts; Screw-threaded studs; Screws; Set screws with specially-shaped head or shaft in order to fix the bolt on or in an object
72.
WEATHERPROOF ELECTRICAL ENCLOSURE WITH REINFORCEMENT
The present disclosure provides descriptions of electrical box assemblies for supporting heavy fixtures, such as ceiling fans, and facilitating electrical connections to the fixtures. The electrical box assembly includes an electrical box that allows a connection between the box and electrical conduits and a connection, e.g., a weatherproof connection, with a housing of the fixture. The box has an open front face to house electrical connections between the fixture and wires supplying electrical power to the box via the conduits. The box has a bottom wall and an open front face. A reinforcement member fits within the electrical box and includes a panel shaped to conform to at least a portion of the bottom wall and one or more standoffs extending toward the open front face of the box. When the reinforcement member is positioned within the box, mounting holes in the bottom wall of the box and reinforcement member are aligned to allow the box to be attached to a building structure.
H02G 3/08 - Distribution boxes; Connection or junction boxes
F04D 25/08 - Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
H02G 3/06 - Joints for connecting lengths of protective tubing to each other or to casings, e.g. to distribution box; Ensuring electrical continuity in the joint
H02G 3/10 - Distribution boxes; Connection or junction boxes for surface mounting on a wall
An electrical connector assembly includes a first electrical contact device and a second electrical contact device. The first electrical contact device includes at least one first electrical contact and an actuator movable between a first position and a second position. The second electrical contact device includes at least one second electrical contact device and an interlock feature to engage the actuator when the actuator is in the first position. The actuator is in the first position when the first electrical contact is in electrical communication with a power source, and the actuator is in the second position when the electrical communication between the first electrical contact and the power source is disconnected. When the actuator is in the first position and the second electrical contact engage the first electrical contact, the interlock feature engages the actuator, thereby securing the first electrical contact device and the second electrical contact device against disconnection.
H01R 13/66 - Structural association with built-in electrical component
H01R 43/26 - Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for engaging or disengaging the two parts of a coupling device
A circuit interrupting device including a line terminal, a wideband current sensor configured to measure a current flowing through the line terminal, a zero cross detection circuit configured to measure a voltage and frequency of the line terminal, and a microcontroller including an electronic processor. The microcontroller is configured to apply a digital filter to a line current measurement signal received from the wideband current sensor and estimate spectral density of the filtered line current measurement signal. The microcontroller is further configured to calculate an arcing characteristic based on the spectral density, determine whether an arc fault is present within the circuit interrupting device based on a comparison of the arcing characteristic to one or more thresholds, and activate an interrupting device when an arc fault is present.
Reconfigurable modular fiber optic cassettes are provided including a cassette assembly having first and second half-cassettes each having one or more sides extending from a surface, assembly tabs formed in/on the sides wherein, in a mirrored orientation of the first and second half-cassettes, the assembly tabs interlock to form the cassette assembly, an interior volume of the cassette assembly, at least one opening in the sides sized to receive an adapter panel, and mounting tabs extending from the sides, the mounting tabs configured to interlock with mounting slots of an adapter plate, an adapter panel including the adapter plate having the mounting slots and adapter slots between the mounting slots, and one or more adapters mounted in the adapter slots.
Electrical wiring devices that incorporate screwless wire terminal connections are described. The electrical wiring devices include for example, single and duplex blade-type electrical receptacles, blade-type locking electrical receptacles, single or multi-pole electrical switches, combination switches and blade-type receptacles, blade-type plugs for electrical cords, blade-type connectors for electrical cords, male and female inlet connectors and pin-in-sleeve connectors. The electrical wiring devices include a plurality of contact assemblies and a pushbutton type activating member that interacts with the contact assemblies.
An electrical box assembly is provided that includes an electrical box and a bracket connected to the electrical box with the bracket being configured to mount the electrical box to a stud, a brace assembly, in a gang application, or, when the electrical box is a first electrical box and the bracket is a first bracket that is mounted to a first side of the stud, a second bracket connected to a second electrical box can be mounted to a second side of the stud at the same time that the first bracket is mounted to the first side of the stud so that at least a portion of the first bracket is at the same height of at least a portion of the second bracket on the stud. A flat blank for a brace is additionally provided that includes a middle portion connected between a first strip and a second strip, a first cutout being formed between the first strip and the middle portion, and a second cutout being between the second strip and the middle portion.
Electrical wiring devices that incorporate screwless wire terminal connections are described. The electrical wiring devices include for example, single and duplex electrical receptacles, locking electrical receptacles, single or multi-pole electrical switches, combination switches and receptacles, plugs for electrical cords, connectors for electrical cords, male and female inlet connectors, pin-in-sleeve connectors and multi-pole or multi-phase control switches. The electrical wiring devices include a plurality of contact assemblies. Each contact assembly includes a wire terminal and an activating member.
Electrical wiring devices that incorporate screwless wire terminal connections are described. The electrical wiring devices include for example, single and duplex blade-type electrical receptacles, blade-type locking electrical receptacles, single or multi-pole electrical switches, combination switches and blade-type receptacles, blade-type plugs for electrical cords, blade-type connectors for electrical cords, male and female inlet connectors, pin-in-sleeve connectors and motor control switches. The electrical wiring devices include a plurality of contact assemblies that have a wire terminal and an activating member can be removably attached to a housing of the electrical wiring device and selectively interacts with the wire terminal.
Electrical wiring devices that incorporate screwless wire terminal connections are described. The electrical wiring devices include for example, single and duplex blade-type electrical receptacles, blade-type locking electrical receptacles, single or multi-pole electrical switches, combination switches and blade-type receptacles, blade-type plugs for electrical cords and blade-type connectors for electrical cords. The electrical wiring devices include a plurality of contact assemblies. Each contact assembly includes a wire terminal and an activating member.
H01R 4/48 - Clamped connections; Spring connections using a spring, clip or other resilient member
H01R 24/76 - Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure with sockets, clips or analogous contacts and secured to apparatus or structure, e.g. to a wall
H05K 5/02 - Casings, cabinets or drawers for electric apparatus - Details
H01R 4/52 - Clamped connections; Spring connections using a cam, wedge, cone or ball which is spring loaded
81.
ELECTRICAL WIRING DEVICES WITH SCREWLESS WIRE TERMINALS
Electrical wiring devices that incorporate screwless wire terminal connections are described. The electrical wiring devices include for example, single and duplex blade-type electrical receptacles, blade-type locking electrical receptacles, single or multi-pole electrical switches, combination switches and blade-type receptacles, blade-type plugs for electrical cords, blade-type connectors for electrical cords, male and female inlet connectors and pin-in-sleeve connectors. The electrical wiring devices include a plurality of contact assemblies having a horizontally moving or rotating activating member that permits wires to be inserted into or removed from the contact assemblies.
An insertion and extraction tool for a fiber optic connector is provided. The tool includes a first frame member, second frame member, and a pivot connection. The pivot connection secures the first and second frame members to one another for movement between an open position and a closed position. The frame members define tips at one side of the pivot connection and handles at an opposite side of the pivot connection. The frame members, at least at the tips, have a cross sectional width equal to or smaller than the fiber optic connector. The frame members are configured so that the tips define a plurality of discrete gripping regions.
An electrical conduit body assembly is provided. The assembly includes a body portion, a cover, and a movable connection. The movable connection connects the body portion and the cover to one another so that the cover can be moved with respect to the body portion between an open state and a closed state in a manner that prevents the cover from being misplaced or disassociated from the body portion.
The present disclosure provides exemplary embodiments of voltage harvesting devices used in power distribution systems, and provides power distribution system architectures utilizing the voltage harvesting devices. Generally, the voltage harvesting devices transform distribution line AC voltages to produce a low wattage output for distribution system communication and control type devices. The voltage harvesting device can operate whether irrespective of the presence of load current.
H02H 7/04 - Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from norm for transformers
H02H 7/125 - Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from norm for rectifiers for static converters or rectifiers for rectifiers
H02J 3/00 - Circuit arrangements for ac mains or ac distribution networks
A clamp including a body having a top portion hinged to a bottom portion, each of the top portion and the bottom portion including a rounded inner surface for receiving an elongated element, a ratchet on the top portion having a plurality of teeth, an opening in the bottom portion for removably receiving the ratchet, and a retaining assembly for adjustably engaging a portion of the plurality of teeth in the opening, the retaining assembly being releasable without tools.
F16L 3/10 - Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing divided, i.e. with two members engaging the pipe, cable or protective tubing
A compression die configured to crimp a composite core is disclosed. The compression die includes an outer body having a tool engaging surface, and an inner body coupled to the outer body. The inner body has a crimping area, wherein the crimping area of the inner body includes ten planar surfaces. The ten planar surfaces are positioned at an angle with respect to an adjacent planar surface such that the combination of the ten planar surfaces form a decagon shaped channel. Crimping is performed by the compression die by inserting the composite core into an encasing connector, which is then inserted into the decagon shaped channel of the compression die. A radial force towards the center of the decagon shaped channel is applied until an outer circumference of the encasing connector containing the composite core fully engages a surface area of each of the ten planar surfaces.
H01R 4/18 - Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping
87.
GROUND FAULT CIRCUIT INTERRUPTER USING FREQUENCY RECOGNITION AND MEASUREMENT
A wiring device including one or more line terminals and a controller. The controller is configured to, determine a frequency of an input voltage at the one or more line terminals, determine whether the frequency is within a predetermined range, and when the frequency is within the predetermined range, perform a test of the wiring device.
H02H 3/16 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to fault current to earth, frame or mass
H02H 3/33 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers
H02H 3/04 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection - Details with warning or supervision in addition to disconnection, e.g. for indicating that protective apparatus has functioned
H02H 3/46 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to frequency deviations
H02H 3/07 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection - Details with automatic reconnection and with permanent disconnection after a predetermined number of reconnection cycles
88.
REPAIR CLIPS FOR GANG BOXES AND ELECTRICAL ASSEMBLIES HAVING SUCH REPAIR CLIPS
A repair clip for a gang box with a damaged threaded opening is provided. The repair clip includes a top wall, a front wall, and a rear wall. The top wall has a replacement opening that is positionable over the damaged threaded opening. The front wall has a leg depends from the top wall at a front shoulder region. The front wall and/or the front shoulder region are elastically deformable so as to apply a clamping force on an inner wall of the gang box. The rear wall depends from the top wall at a rear shoulder region, the rear wall and/or the rear shoulder region being elastically deformable so as to apply a clamping force on an outer wall of the gang box. The replacement opening is elongated in a direction between the front and rear walls.
A weld metal assembly is provided that includes a tube containing an exothermic reaction weld metal, a metal disk, and an outer packaging having a sealed area in which the tube and the metal disk are contained.
An arrester including a metal oxide varistor (MOV) disc and a spark gap assembly electrically connected in series with the MOV disc. The spark gap assembly includes a spark gap and a frequency-dependent grading capacitor electrically connected in parallel with the spark gap.
An internet protocol (IP)-based ceiling or wall-mounted speaker with optional IP-based camera and/or alarm indicator is provided. The IP-based speaker has a detachable add-on device for accommodating different types of interchangeable camera configurations and other components such as flush mount camera, camera providing angled view, night vision-type camera for different services and configurations. Multiple IP-based speakers are connected to an IP device to exchange audio data via an Ethernet connection for cost effective, flexible and convenient installations. The IP-based speaker has a speaker cone for talkback features, and relay for remote relay control of doors or gates for security applications as well as public address applications.
G08B 25/10 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems
H04N 23/55 - Optical parts specially adapted for electronic image sensors; Mounting thereof
H04N 23/661 - Transmitting camera control signals through networks, e.g. control via the Internet
92.
UTILITY COVER AND LIGHTWEIGHT UNDERGROUND ENCLOSURE MADE WITH LONG FIBER COMPOSITE MATERIAL AND METHOD OF MANUFACTURING THEREOF
A lightweight composite utility cover includes an upper surface formed of a long fiber thermoplastic composite structure. An underground enclosure also includes a side wall formed of a long fiber reinforced thermoplastic material. A method of making an underground enclosure also includes Long Fiber thermoplastic (LFT) injection and/or compression molding a side wall of the underground enclosure.
A cover plate that is connectable to an electrical box includes a body configured to mount to a stud, a brace assembly, in a gang application, or, when the cover plate is a first cover plate and the body is a first body that is mounted to a first side of the stud, a second body of a second cover plate can overlap a portion of the first body to be mounted to a second side of the stud at the same time that the first body of the first cover plate is mounted to the first side of the stud.
A cover plate that is connectable to an electrical box includes a body configured to mount to a stud, a brace assembly, or in a gang application on opposite sides of the stud.
One embodiment provides a non-contact power transmitter device including a sealed housing provided at least partially within a surface, and a transmitter coil within the sealed housing configured to inductively transfer power to a power receiver device. The power transmitter device also includes a transmitter control unit coupled to the transmitter coil, a transceiver configured to communicate with the power receiver device, and an electronic processor coupled to the transmitter control unit and the transceiver. The electronic processor is configured to establish, using the transceiver, communication with the power receiver device, and negotiate power transfer requirements between the power transmitter device and the power receiver device. The electronic processor is also configured to control the transmitter coil unit to transfer power to the power receiver device.
H02J 50/10 - Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
H02J 7/02 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
H02J 50/40 - Circuit arrangements or systems for wireless supply or distribution of electric power using two or more transmitting or receiving devices
H02J 50/80 - Circuit arrangements or systems for wireless supply or distribution of electric power involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices
H02J 50/00 - Circuit arrangements or systems for wireless supply or distribution of electric power
A method of conducting a network stress test includes providing a first client in communication with a first server via a client-server relationship. The method also includes setting a first frequency as a set frequency. The method further includes sending a first request from the first client to the first server at the set frequency. Additionally, the method includes sending a first response from the first server to the first client. The method also includes measuring a first elapsed time between the first request and the first response, and comparing the first elapsed time to a communication threshold.
A tool for removing insulation from a cable that includes a housing, a blade, a ramp assembly, and a clearance window. The housing has a central opening. The blade has a cutting edge and is secured to the housing so that the cutting edge protrudes into the central opening. The ramp assembly has a cable support portion, a ramp base, and a biasing member. The cable support portion is pivotally connected to the ramp base, which is secured to the housing so that the ramp base protrudes into the central opening opposite the cutting edge. The clearance window is positioned with respect to the blade so that an insulation chip produced during removal of the insulation from the cable, during rotation of the housing and cable with respect to one another, travels through the clearance window. The biasing member biases the cable support portion away from the ramp base.
H02G 1/12 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof
A hot stick installation accessory is provided. The accessory includes a cap portion and a moving section. The cap portion has a region that removably holds an electrical coupling component. The moving section slides with respect to the cap portion between an open and a closed position and pivots with respect to the cap portion between a first position and a second position. The moving section includes a threaded member that is engageable by a hook of a hot stick so that rotation of the hot stick, and thus of the hook, results in rotation of the threaded member into threaded engagement with the moving section to move the moving section between the open and closed positions.
H01R 43/00 - Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
B25B 13/50 - Spanners; Wrenches for special purposes for operating on work of special profile, e.g. pipes
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
B25B 23/08 - Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation
99.
FIXING APPARATUS OF WIRELESS CHARGER WITH ELASTIC COMPONENT
The embodiments of the present disclosure relate to a fixing apparatus of a wireless charger. According to an embodiment, the fixing apparatus of the wireless charger comprises: a first support; a second support opposite to the first support; a third support disposed between the first support and the second support and used to fix a mobile device to the wireless charger; and an elastic component connected to the first support and the second support respectively, wherein the elastic component is configured to enable the fixing apparatus to move between an initial position and a fixed position. The fixing apparatus of the wireless charger provided in the embodiments of the present disclosure have many advantages such as convenient usage, simple production processes, and low production costs, etc.
patents
