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Class 439/921 - TRANSFORMER BUSHING TYPE OR HIGH VOLTAGE UNDERGROUND CONNECTOR


Subclass of Class 439 - Electrical connectors
Definition: Art collection of particular utility in electrically sealing
No. of patents: 86
Last issue date: 10/14/2008


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NumberTitleIssue Date
7435120Electrical insulator, especially for medium and high voltages
An electrical insulator preferably for medium and high voltages surrounds an interior space. Electrically active elements can be introduced into the interior space of the electrical insulator. In order to reduce the heat transfer between the interior space and the e...
10/14/2008
7427207Adjustable feed through bushing base
This invention relates to providing a means to removeably mount a feed through/grounding bushing commonly used to bond together, ground and/or park power distribution cables. Many pieces of power distribution equipment have U brackets for removable attachment of acc...
09/23/2008
7351082Electrical connector including silicone elastomeric material and associated methods
An electrical connector may include a connector body having a passageway therethrough. The connector body may include a first layer adjacent the passageway, a second layer surrounding the first layer and comprising an insulative silicone elastomeric material, and a ...
04/01/2008
7258585Device and method for latching separable insulated connectors
A latching mechanism for joining separable insulated connectors employs a plurality of finger contacts to create an interference fit with an electrode probe of an elbow connector. The electrode probe enters a cylindrical grouping of the plurality of finger contacts ...
08/21/2007
7234980Loadbreaking electrical connector probe with enhanced threading and related methods
A loadbreak electrical connector may include a housing having first and second intersecting passageways therein, and a conductive member to be received in the first passageway. The conductive member may have a first end to receive a cable end, and have a transverse ...
06/26/2007
7204705High-voltage connector
A description is given of a high-voltage connector having a plug with a rubber cone (13) for insertion into a coupling socket (20). Such a connector is also referred to as a rubber cone plug system and serves in particular to connect X-ray radiators wi...
04/17/2007
7108568Loadbreak electrical connector probe with enhanced threading and related methods
A loadbreak electrical connector may include a housing having first and second intersecting passageways therein, and a conductive member to be received in the first passageway. The conductive member may have a first end to receive a cable end, and have a transverse ...
09/19/2006
7104822Electrical connector including silicone elastomeric material and associated methods
An electrical connector may include a connector body having a passageway therethrough. The connector body may include a first layer adjacent the passageway, a second layer surrounding the first layer and comprising an insulative silicone elastomeric material, and a ...
09/12/2006
7104823Enhanced separable connector with thermoplastic member and related methods
A connector body may have a passageway therethrough and may include a first layer adjacent the passageway and having a relatively low resistivity, a second layer surrounding the first layer and including a material having a relatively high resistivity, and a third l...
09/12/2006
7044769Electrical connector with seating indicator
An electrical connector includes a body with first and second end sections, a mid-section disposed between the first and second end sections. The mid-section is radially larger than each of the first and second end sections and includes an outer surface. A transitio...
05/16/2006
7044760Separable electrical connector assembly
A method for forming a separable electrical connector having an electrical interface surface includes the steps of molding an interface shell from a thermoplastic, placing the interface shell against an electrical interface portion of a mold cavity and molding a hou...
05/16/2006
6984791Visual latching indicator arrangement for an electrical bushing and terminator
An elbow terminator has a socket in which an electrical probe is disposed. The terminator is insertable onto an electrical bushing such that a tongue of the bushing is received in the socket of the terminator, and the probe of the terminator is electrically coupled ...
01/10/2006
6939183Universal bus bar connector with multi-pitch threaded hole
A connector is attachable to an extending transformer stud. The connector includes an elongate central body having a longitudinal bore opening at one end for insertable accommodation of the transformer stud. The longitudinal bore accepts more than one size stud with...
09/06/2005
6926547Electrical connector
An arc quenching electrical connector has a male pin terminal which inserts longitudinally into a receptacle or terminal having a gassing wall engaged concentrically about the receptacle. During “hot unplugging” of the electrical connector, an arc is carried bet...
08/09/2005
6843685Electrical connector with voltage detection point insulation shield
An electrical cable connector having a voltage detection test point generally includes an internal conductor, an inner insulating sheath surrounding the conductor, a conductive outer shield surrounding the insulating sheath, a separately molded plastic insulative sh...
01/18/2005
6796820Electrical connector including cold shrink core and thermoplastic elastomer material and associated methods
An electrical connector includes a connector body having a passageway therethrough. The connector body may include a first layer adjacent the passageway, a second layer surrounding the first layer, and a third layer surrounding the second layer. At least one of the ...
09/28/2004
6790063Electrical connector including split shield monitor point and associated methods
An electrical connector may include a connector body having a passageway therethrough. The connector body may include a first layer adjacent the passageway, a second layer surrounding the first layer, and a third layer surrounding the second layer. The third layer m...
09/14/2004
6520795Load reducing electrical device
An electrical device, includes a housing having an inner bore with a longitudinal axis, and outer and inner engagement members. The outer engagement member is received in the inner bore of the housing, and is rotatable with respect to the housing about th...
02/18/2003
6517366Method and apparatus for blocking pathways between a power cable and the environment
A cable connector, connector apparatus and method for introducing fluid to a cable. The cable connector, connector apparatus and method configured to form an electrically resistive barrier between components internal to the connector and the environment s...
02/11/2003
6416338Electrical connector with dual action piston
An electrical connector including a housing with an inner bore, a first end and a second end opposite the first end. The second end has an opening that provides access to the inner bore. A piston is received within the inner bore of the housing and includ...
07/09/2002
6392157Device for bus coupling between enclosed switchboards with insulating gas sealed therein
An inexpensive device for bus coupling between enclosed switchboards with an insulating gas sealed therein has a simple structure and requires a shorter time for installation. The bore shape of a connection port for a coupling bus in a T-shaped bushing is...
05/21/2002
6364216Universal power connector for joining flexible cables to rigid devices in any of many configurations
A connector having an elongated, multi-chamber, corrosion resistant, insulating, plastic housing provides for connecting a flexible power cable to equipment associated with a fixed device. One end of the housing is bolted to the fixed device. The opposite...
04/02/2002
6332785High voltage electrical connector with access cavity and inserts for use therewith
A high voltage electrical connector (50) interconnects sources of energy, such as transformers and circuit breakers, to distribution systems and the like via a high voltage cable (37). The high voltage electrical connector (50) includes an access cavity (...
12/25/2001
6296497Three-phase electrical cable plug-type connector
The invention provides a three-phase power cable plug-type connector, comprising a head body having at least two sockets, and plug-in bodies the number of which is identical with that of the sockets. The outsides of the head and plug-in bodes are insulate...
10/02/2001
6231404Connector
A connector for connecting a power cable with solid insulation to medium-voltage equipment comprising a connection device arranged in an angular housing. The connector comprises a screwable pin contact which is connected to the cable core. The device comp...
05/15/2001
6213799Anti-flashover ring for a bushing insert
The anti-flashover ring of the present invention includes a substantially cylindrical body having an outer surface with a plurality of passageways thereon. Each of the passageways pass from one of the sidewalls through the body to the other of the sidewal...
04/10/2001
6168447Loadbreak connector assembly which prevents switching flashover
Loadbreak connectors which are modified to reduce the probability of flashover upon disassembly operation of a loadbreak bushing insert from a power cable elbow connector. The loadbreak bushing insert and power cable elbow connector are mated with an inte...
01/02/2001
6074224High voltage electrical coupling having outer elastic protective sleeve
An electrical coupling part comprising a conductive coupling member, an inner conductive layer surrounding the coupling member, an insulating layer surrounding the conductive layer, and an elastic protective sleeve which comprises at least one cylindrical...
06/13/2000
6050855Cable termination
The present invention aims to obtain a simplified connection system for high voltage power cables having ratings up to 400 KV and above. There is obtained a common cable connection system for all accessories and interconnection. The connection system uses...
04/18/2000
5908332Cable termination
The present invention aims to obtain a simplified connection system for high voltage power cables having ratings up to 400 KV and above. There is obtained a common cable connection system for all accessories and interconnection. The connection system uses...
06/01/1999
5857862Loadbreak separable connector
A novel protective cap or elbow connector comprises a semi conductive insert which includes an additional volume of air which surrounds energized portions of the elbow connector or protective cap beyond what is necessary to accommodate a female bushing. D...
01/12/1999
5846093Separable connector with a reinforcing member
A novel male connector for an electrical connector assembly comprises an elastic housing which includes a recess for receiving the end of a female connector. When the male and female connectors are connected, a cavity is formed between the female connecto...
12/08/1998
5795180Elbow seating indicator
To provide durable elbow seating indicator for high voltage elbow on a high voltage bushing a band of highly contrasting color is formed on or added to an annular recess on the conductive jacket of the bushing. The formation of the bushing insulation with...
08/18/1998
5766030Cap type connector assembly for high-voltage cable
A cap type connector assembly includes a cap and an opposite terminal receiving tower. The cap receives a terminal fitting therein and has an entry opening for the high-voltage cable at one end thereof and an open casing for inserting the terminal receivi...
06/16/1998
5690516Transformer stud electrical connecter
A slip-fit electrical connector for a threaded transformer stud has a stepped or key type stud hole which includes an oversize unthreaded circular hole on top and a slightly smaller intersecting hole on the bottom. The bottom hole has threads matching tho...
11/25/1997
5681187Connector with movable contact member and resilient contact band
A connector in which the sliding movement of a movable contact member is stabilized, thereby securing a positive electrical connection. In the connector of the invention, a hollow connection terminal is fitted in a connector housing, and a coil spring and...
10/28/1997
5655921Loadbreak separable connector
Apparatus and methods for reducing the risk of flashover during loadbreak operations of insulated separable connectors. In one aspect, the flashover distance for an electrical connector assembly is increased by supplementing exposed conductive portions of...
08/12/1997
5558524Cable connection for a metal-encapsulated, gas-insulated, high-voltage switching installation
The cable connection is provided for a metal-encapsulated, gas-insulated, high-voltage switching installation. It has a connection enclosure (23) which surrounds connecting parts which are connected to the active parts of the gas-insulated, high-voltage s...
09/24/1996
5525069Electrical Connector
The electrical connector of the present invention includes an electrically conductive sleeve having a passage therethrough and an elastomeric housing molded therearound. After the molding of the housing around the sleeve, a contact element is disposed wit...
06/11/1996
5445533Electrical connector
The electrical connector of the present invention includes an electrically conductive sleeve having a passage therethrough and an elastomeric housing molded therearound. After the molding of the housing around the sleeve, a contact element is disposed wit...
08/29/1995
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