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Class 174/152R - Bushing type


Subclass of Class 174 - Electricity: conductors and insulators
Definition: Devices in which a portion of the insulating element extends
No. of patents: 145
Last issue date: 02/28/2012


1        
NumberTitleIssue Date
8124878Apparatus for electrical screening of a high-voltage bushing
An apparatus for electrical screening of a bushing output of a high-voltage line into an outer wall of an electrical high-voltage device, includes an electrically conductive screen interior and an outer insulation layer, which surrounds the screen interior. A curved...
02/28/2012
8097810High pressure, high voltage penetrator assembly
The invention relates to a high pressure, high voltage penetrator assembly for subsea, topside or land based use, wherein the assembly is upright attachable to a wet gas and/or liquid handling compressor or pump or to/from a transformer, and wherein the assembly inc...
01/17/2012
8022303Feed-through and bushing
A feed-through for feeding electric power to a submerged pump installed in a tank for cryogenic liquefied gases such as (LNG) liquefied natural gas and (LPG) liquefied propane gas. In the feed-through, a bushing made of an insulating material is inserted in the bush...
09/20/2011
8003891High-voltage outdoor bushing
An exemplary high-voltage outdoor bushing is disclosed which includes a conductor extended along an axis, a condenser core and an electrically insulating polymeric weather protection housing molded on the condenser core. The condenser core can contain an electricall...
08/23/2011
7964799Bushing
A bushing for an electrical device including an insulating core, where at least a part of the insulating core includes a continuous diffusion barrier with firm adhesion to the insulating core. The bushing is manufactured by coating at least a part of the insulating ...
06/21/2011
7875803Electric bushing and a method of manufacturing an electric bushing
A bushing for electrical current and/or voltage through a grounded plane. A substantially rotationally symmetrical insulating body surrounds a central electrical conductor. The bushing includes a sealing member for gas/liquid sealing between the conductor and the in...
01/25/2011
7763808Hermetic electrical feedthrough assembly for a compressor and method for making the same
An electrical feedthrough assembly for providing connection to components of a compressor. The electrical feedthrough assembly includes a housing having an inner surface defining a channel. A sealed wire assembly is provided in the channel. The sealed wire assembly ...
07/27/2010
7718899High pressure, high voltage penetrator assembly for subsea use
The invention relates to a high pressure, high voltage penetrator assembly for subsea use, wherein the assembly is upright attachable to a wet gas, subsea gas compressor, and wherein the assembly includes a penetrator unit for feed-through of electric power to a com...
05/18/2010
7652212Insulated electrical bushing and method of producing the same
The electrical bushing has an electrical conductor with a plurality of different embossment regions. An insulating body is molded over the electrical conductor. ...
01/26/2010
7465881Coupler stem assembly
The present invention relates to a coupler stem assembly including a coupler and a stem, the coupler includes a polymer material that has been molded to a predetermined shape, an outer surface that is threaded and provided with a coupler axis, and an inner surface t...
12/16/2008
7442884Sealing member for enclosures
A seal includes a body having an exterior surface configured for sealing engagement with an entry port of an enclosure. A plurality of passages extend from a first end of the body to a second end of the body. Each of the plurality of passages is configured to receiv...
10/28/2008
7341255Sealing fitting with expanding material
An expanding compound is used to seal conduit fittings. The compound is injected into the fitting, and expands to separate conductors within the fitting. In one embodiment, the compound expands to four times its size, and hardens within approximately one hour. In a ...
03/11/2008
7338312Universal cable and work box connector
A cable connector is used with either a thin walled internally mounted electrical work box or a thicker-walled externally mounted electrical work box having threaded holes. The cable connector has a central plate between oppositely extending noses, including at leas...
03/04/2008
7288730Cable lead-through device
The invention relates to a device for covering and sealing a hole (10) through a wall provided for leading cables therethrough, said hole being provided in, for example, a switchgear cabinet. The device comprises a retaining frame (16), which can be fa...
10/30/2007
7287362Shock-absorbing bushing for stirrup
A stirrup bushing is provided with a star-shaped cross-sectional configuration that allows structural distortion when compressed by the forces exerted by a rider. The bushing consists of an inner sleeve adapted to fit tightly around the rod of the stirrup and of out...
10/30/2007
RE39840Electrical bushing with resin casting
The invention in a first aspect relates to an improved cast resin bushing assembly for use in a transformer wherein the busing assembly includes a bushing which includes locating means for aligning the bushing assembly within a transformer casing; wherein the bushin...
09/18/2007
7262367High voltage bushing with field control material
The invention pertains to a dielectric bushing (1′), in particular a high-voltage bushing (1′) for an electrical high-voltage apparatus. To realize the field control in the field-stressed zone (7; 7a, 7b), at least one s...
08/28/2007
7244895Electrical feedthrough for varied environmental conditions
A cost efficient electrical feedthrough is provided for forming a hermetic seal with a container and allowing a desired number of inputs to be connected between varied environmental conditions. The electrical feedthrough can be employed for environmental conditions ...
07/17/2007
7230185Cap for wiring pass-through hole
First and second cylindrical members (1A) and (1B) are fitted into a wiring pass-through hole (H) in a wall board (Y) and engaged with each other in accordance with a thickness (D) of the wall board and first and second lid-like members (2A) and...
06/12/2007
7214094Twist mount wiring receiver
A wiring receiver (10) that may be mounted on a towing vehicle without the use of tools. The receiver (10) broadly comprises a plurality of terminals (22) for transferring signals from the towing vehicle to a towed vehicle, a main body (20
05/08/2007
7193156Cable bushing
A cable bushing which is small, simple and cost-effective as possible, having a cable, a housing, through which the cable is led, and which has a radially inwardly extending step at its first end, a first sleeve, which engages around the cable and which has a first ...
03/20/2007
7186929Sealing member for an entry port
A sealing member includes an elastomeric interior portion and a rigid exterior portion. At least one passage extends through the elastomeric interior portion from a first end to a second end of the sealing member. The passage is configured to receive at least one lo...
03/06/2007
7155989Test port
A test port assembly and method are utilized for returning air characteristics within a closed chamber. The test port assembly is positioned in an exterior wall or panel and as required the test port is opened by removing a threaded cap. A thermometer can then be in...
01/02/2007
7112747Cable bush securely fixed to a cable
A brass washer is mounted on a cable at one end portion of the cable by being staked to a skin of the cable. The skin of the cable is coated with polytetrafluoroethylene or PTFE. Subsequently, a bushing member is integrally molded on the washer to the cable by injec...
09/26/2006
7094974Polymer SP insulator
A polymer SP insulator comprising an FRP core 1, a sheath 2 having a plurality of sheds 6 provided on outer periphery of FRP core 1, and metal-end-fittings 3, 4 crimped to upper and lower ends of FRP core 1, in which a flat ...
08/22/2006
7071412Fluid-tight cable duct
The invention relates to a fluid-tight, in particular oil-tight, cable duct (10) with a duct body (12), includes an inner side (16), exposed to a fluid, an external side (18) separated from the fluid and at least one cable channel (20
07/04/2006
7071416Connector member for electrical connections through a wall of a fuel tank, particularly for the LPG fuel tank of a motor vehicle
A fuel tank for motor vehicles, for example an LPG fuel tank, contains inside it at least one electrical component and has a wall or a plate bearing at least one connector for connection of the electrical component with an electrical line external to the tank. The e...
07/04/2006
7060902Bushing
The invention relates to a bushing (1) for supporting electric conductors. Said bushing contains a flange section (2), a corrugated section (3), which projects above the flange section in the longitudinal direction of the electric conductor, in ...
06/13/2006
7005582Cable closure
A splice protection sleeve flange includes means for clamping a cable, a seal interposed between two rings, one of which can move along the cable, and a frustoconical threaded part which is screwed into the flange and acts both on the moveable ring and on the clampi...
02/28/2006
6994589Method for production of a gas-tight ducting for a contact through a wall and device for ducting an electrical contact through a wall
The invention relates to a method for production of a gas-tight ducting for a contact (4) through a wall (12), in particular in a fuel tank and a device for said ducting. According to the method, the contact is placed in a tool form (1), in whic...
02/07/2006
6974290Connecting assembly for joining two panels and mounting the joined panels on a support
An assembly and method for mounting tow or more panels where a first member is mounted to, into or from a support, a second member is threaded to the mounted first member, and a third member is threaded to the second member when it is already threadingly engaged to ...
12/13/2005
6957968Snap engagement electrical fitting with flangeless body
An electrical fitting for snap engagement of electrical cables or conduit to an electrically conductive panel or junction box. The fitting features a flangeless tubular body having a snap ring surrounding its leading end. The tubular body and snap ring are electrica...
10/25/2005
6924438Epoxy sight bowls for use in power transformers
A cured filler-less epoxy compound formed as a rigid, three-dimensional, transparent structure, including a cylindrical sight bowl of a utility or industrial high voltage bushing. A process for making a three-dimensional (e.g., cylindrical), transparent structure wi...
08/02/2005
6825416Grommet for a wire harness
The invention relates to a grommet having an axis and configured to contain a wire harness and insertable into a through-hole formed in a vehicle panel. The grommet includes a tubular portion and a funnel-shaped portion, the latter including, sequentially from the t...
11/30/2004
6815608High-voltage electric apparatus
Sufficient dielectric strength needs to be ensured for the high voltage connection (13-11) of the high voltage electrical equipment such as a pattern generation system for focused ion beam processing and observation (1), without enlarging the eq...
11/09/2004
6787704Method and apparatus for increasing the rating of a transformer
The voltage class rating of a transformer is increased by increasing the rating of an off the shelf molded transformer bushing. Specifically, the voltage class rating is increased by increasing the distance from the non-insulated portion of a conductor of a transfor...
09/07/2004
6779232Protector sleeve for wires and pipes in wood frame construction
The “Protector Sleeve For Wires And Pipes In Wood Frame Construction” is a cylindrical grommet/bushing, that looks like a short length of pipe, that fits snugly in any hole drilled through a stud or joist in wood frame construction and which has anchors on both ...
08/24/2004
6777616Bushing arrangement
A bushing arrangement and method for passing an electrical cable with conductive shielding through an opening in a wall while providing protection against electromagnetic overtension and electrical interference and the like, including the placement of an electricall...
08/17/2004
6743980Sealing gasket for cables
A sealing gasket for cables, in particular optical or electrical telecommunications cables, for mounting in an inlet of a sealed box for protecting splices and containing a gas under pressure, is provided. The gasket is mounted in a tubular passage secured to the bo...
06/01/2004
6713681Insulating insert for magnetic valves
An insulating insert for a magnetic air valve having a metal housing. The insert minimizes electrical contact between the metal housing and wires or other conductive objects contained within the metal housing. The insert comprises an electrically insulating material...
03/30/2004
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