| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 439100000 | Grounding to pipe, rod or conduit | 21 |
| 20080242129 | Universal two-hole electrical bond washer - The INVENTION is a single, two-hole, electrical bond washer which replaces individual single-hole flat washers that are used in the process of bonding electrical wire lugs to ground bars for protection against lightning. | 10-02-2008 |
| 20090130872 | Conductor connection - Disclosed herein is a grounding connector. The grounding connector includes a female member, a male member, and a threaded member. The female member includes a first clamp section, a conductor connection section, and a center section between the first clamp section and the conductor connection section. The center section includes a first opening. The male member includes a barrel section, a second clamp section, and a web section between the barrel section and the second clamp section. The barrel section includes a threaded opening. The threaded member extends through the first opening. The threaded member is engaged with the threaded opening. | 05-21-2009 |
| 20090233470 | Ground Rod and Connection Sleeve Filled with Compound of Electric Conduction - An installation structure of a ground rod for driving the rod deep into the ground comprising an overhead earth wire installed to protect transformers, power-transmission lines, etc. from lightning; a ground wire that is extended from a lightning arrester to a ground; a multi-stage ground rod elongated by a thread type connection and connected with the end of the ground wire that it is buried into the ground; and a connecting sleeve for connecting the ground rod to the ground wire, the electric conductive compound preventing corrosion in the thread connection including a lead terminal side junction of the and a ground wire side junction of the connecting sleeve. Corrosion of the gap between junctions is inhibited by inserting electric conductive compound into the junctions of the lead terminal side and of the ground wire side of the ground wire connecting sleeve, increasing ground rod lifetimes and decreasing maintenance costs. | 09-17-2009 |
| 20100144173 | Ground connector - A ground connector including a frame and a U-bolt. The frame has a first conductor contact surface and a second conductor contact surface. The first and second conductor contact surfaces are angled relative to each other. The U-bolt has ends configured to extend through portions of the frame. The U-bolt and the frame are configured to directly contact and clamp a member therebetween. | 06-10-2010 |
| 20100167565 | Grounding rebar connector - Disclosed herein is an electrical connector. The electrical connector includes a bolt member, a first connector member, and a second connector member. The bolt member has a general “U” shape. The first connector member includes a first surface, a second surface, and first openings. The second connector member includes second openings. The second connector member is a one-piece member. The first end and the second end of the bolt member extend through the first and second openings. The electrical connector is adapted to receive a bar member between the bolt member and the first connector member. The electrical connector is adapted to receive an electrical conductor between the first connector member and the second connector member. The first surface of the first connector member is adapted to electrically contact the bar member. The second surface of the first connector member is adapted to electrically contact the electrical conductor. | 07-01-2010 |
| 20100221934 | Ground connector - A ground connector including a first section and a second section. The first section includes a first member with a threaded post, and a system including a screw configured to clamp the first section against opposite sides of a support. The second section is movably located on the threaded post and configured to directly contact and clamp a conductor towards the support. | 09-02-2010 |
| 20100221935 | GROUND CONNECTOR - A ground connector including a first section and a second section. The first section includes a first member with a threaded post, a second member pivotably connected to the first member, and a pusher on the first member. The second member includes a stepped surface configured to be engaged by the pusher to clamp a pedestal directly between the first and second members. The second section is movably located on the threaded post and configured to directly contact and clamp a conductor towards the pedestal. | 09-02-2010 |
| 20110039431 | ELECTRICAL GROUNDING DEVICE AND SYSTEM - An electrical grounding device includes a first collar member having first inner and outer wall surfaces, a first flange projecting from the first inner wall surface, and a first shoulder projection extending radially from the first outer wall surface. The device further includes a second collar member having second inner and outer wall surfaces, a second flange projecting from the second inner wall surface, and a second shoulder projection extending radially from the second outer wall surface. Further, the device includes a thickened wall region including an aperture passing transversely therethrough, wherein the thickened wall region is disposed in the outer wall surface of at least one of the first and second collar members. A fastener is operably associated with the first and second shoulder projections to removably couple the first and second shoulder projections together. Such coupling configures the first and second inner wall surfaces to define an opening disposed through the electrical grounding device. | 02-17-2011 |
| 20110287643 | BONDING NIPPLE - In one embodiment, a bonding nipple for use in building electrical systems has a tubular-shaped body attached to a tubular-shaped head. The body and head share a common axis, and the outer diameter of the head is larger than the outer diameter of the body. The exterior of the body is threaded to form a male connector. The exterior of the head has a hole situated thereon to receive a grounding screw. In one exemplary installation, the body of the bonding nipple is fed through a punch-out of a service panel into one end of a female-threaded coupler, and the coupler is situated over a male-threaded conduit. The coupler is tightened over the conduit and the nipple until the wall of the panel is sandwiched between the coupler and the bonding nipple head. A wire is then connected between the grounding screw and a grounding bus bar in the panel. | 11-24-2011 |
| 20120088380 | ELECTRIC GROUND CLAMP WITH PIVOTED JAWS AND SINGLE ATTACHED ADJUSTING BOLT AND TERMINAL BLOCK - An adjustable ground clamp for easy positioning onto electric conduits of different diameters and grounding multiple electrical devices. A first and a second jaw are pivotally connected and have differently angled jaw surfaces. A distal end of the first jaw has an elongated hole and a distal end of the second jaw has a curved fork having a slot for receiving a bolt with a cylindrical nut. A fastener connects a ground conductor or wire to the ground clamp. A terminal block accepts ground conductors from multiple different electrical devices. The jaws may be easily separated for placement of an electrical conduit without separating or detaching any parts from the ground clamp, making attachment to an electrical conduit quick, easy, and secure. The terminal block permits different electrical devices to be grounded with a single ground clamp. | 04-12-2012 |
| 20120164857 | Cable Adapter and Adapted System - An electrical adapter enables the conductors of a flexible cable to be extended into an armored conduit with electrical ground continuity and a rigid structural attachment. The adapter is cylindrical and has removable cover over an oblique aperture providing a highly rigid and strengthened fixture, which has a ground wire clamp for securement of the wires of the cable. An adapter collar is secured rotationally to one end of the adapter body for connecting the adapter to a nipple of an armored conduit mounted to a wall structure. The ground wire is secured to the ground wire fixture, and with the adapter collar secured to the armored conduit, electrical ground continuity is extended from the flexible cable to the armored conduit. With the removable cover secured over the access aperture, exposure of the ground wire clamp and the conductors of the flexible cable is eliminated. | 06-28-2012 |
| 20130089994 | SPLIT ELECTRICAL GROUNDING BUSHING WITH CONTINUOUS INSULATION - A split electrical grounding bushing having adjacent bushing portions with insulating bushing portions having guard tabs covering a gap formed between the insulating bushing portions creating a continuous insulating ring. The bushing portions are connected by a hinge permitting the bushing to be placed over electrical conductors or wires after being installed. Gaps in the insulating bushing portion are covered by attached guard tabs improving the safety of a split electrical bushing. The split electrical bushing is placed on a distal end of an electrical conduit. The split bushing may be an electrical grounding bushing providing an electrical ground connection. | 04-11-2013 |
| 20130189860 | REVOLVING GROUNDING LUG - A grounding lug for an electrical conduit fitting includes a support ring sized to slide over a threaded portion of a conduit fitting body and a conductor securing portion having a channel to receive an externally-mounted conducting wire. The grounding lug also includes an extension arm configured to secure the support ring to the conductor securing portion, and a sealing ring, secured along an inside diameter of the support ring. The sealing ring is configured to form a seal between the support ring and the conduit fitting body. The grounding lug is configured to be freely rotated around the threaded portion of the conduit fitting body to position the conductor securing portion in a desired orientation after partial installation of the electrical conduit fitting. | 07-25-2013 |
| 20140342584 | COUPLING DEVICE AND CONNECTOR FOR ENERGY CONDUCTION BY GROUNDING MECHANISM - A ground electrode-coupling device functionally joined to a cylindrical body, with internal cylindrical form and external conical form. The device includes an internal blockage dividing the device into two cavities. The device also includes at least an orifice in each cavity communicating the internal coupling with the external coupling, for enabling the release of the air by coupling the bodies. The external form is a conical geometry for reducing the resistance of the device by being inserted in a solid medium. | 11-20-2014 |
| 20150099377 | Apparatus & Methods for Electrically Grounding a Load-Supporting Surface - Apparatus for electrically connecting and grounding at least two mechanically interconnectable, planar mats in a reusable load-supporting surface includes at least one removable, electrically-conductive cover configured to be engaged with each mat and extend at least partially across the top and/or bottom face thereof. Each cover includes at least one conductive interface configured to electrically connect its associated mat with at least one other mat in the load-supporting surface. | 04-09-2015 |
| 20150311606 | Assembly for Clamping and Grounding Objects - In various representative aspects, an apparatus for clamping and grounding solar panel frames to a mounting rail is disclosed herein. The apparatus comprises a fastener with an enlarged end, and a shank, with the enlarged end having one or more sharp protrusions that resemble teeth, and a washer with one or more sharp protrusions, and an opening. When installed, the shank is inserted through the opening of the washer, the sharp protrusions of the enlarged end penetrate either the lower or upper surface of the mounting rail and the sharp protrusions of the washer penetrate the other surface of the solar panel frames while at the same time creating a grounding path through the apparatus. | 10-29-2015 |
| 20160087369 | TAMPER RESISTANT RECEPTACLE WITH ROCKER MECHANISM - A tamper resistant receptacle having a spacer-shutter assembly including a rocker that requires simultaneous insertion of the hot and neutral tines of an electrical plug in order to slide shutters into the open position. | 03-24-2016 |
| 20160118747 | Apparatus & Methods for Electrically Grounding a Load-Supporting Surface - An electrically groundable, reusable, load-supporting surface includes a plurality of planar mats and a plurality of removable, electrically-conductive covers. At least one cover is configured to be coupled to each respective mat. Each cover includes at least one mesh portion constructed at least partially of electrically conductive material. The respective covers of adjacent mats in the load-supporting surface are configured to be electrically interconnected. At least one grounding rod is electrically connectable between at least one cover and the earth to electrically ground the load supporting surface. | 04-28-2016 |
| 20160164228 | GROUND CLAMP ADAPTER - A ground clamp adapter for grounding electrical wire. The ground clamp adapter comprises a first section. The first section comprises a body having a platform extending laterally from the body. The platform having a lateral recess and a transverse recess orthogonally integrally formed in the platform. At least one bracket is adjustably coupled to the platform proximate one of the lateral recess and the transverse recess. The bracket and one of the lateral recess and the transverse recess are configured to clamp a grounding wire. A second section has a coupling portion configured to adjustably couple with the first section. The second section is configured to clamp onto a pipe shaped object to conduct electricity to ground. | 06-09-2016 |
| 20160204527 | APPARATUS FOR MAKING ELECTRICALLY CONDUCTIVE CONTACT | 07-14-2016 |
| 20220140553 | AC ADAPTER HAVING FOLDABLE PRONGS - A power adapter is disclosed with retractable prongs to engage an outlet and obtain power therefrom, when extended, and be partially or entirely within the housing of the power adapter when retracted. To ensure safe operation, a channel is provided within the power adapter to accommodate the prongs when retracted and to accommodate the prongs travel as they pivot between extended and retracted. The channel is width-limited and/or has a length to make it impossible or, at least, exceptionally difficult for a human finger to come into contact with the prongs while the prongs are extended and sufficiently engaged with an outlet to obtain power therefrom. | 05-05-2022 |
