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Class 218/67 - Disconnect switch


Subclass of Class 218 - High-voltage switches with arc preventing or extinguishing devices
Definition: Subject matter including a mechanical switch that is intended
No. of patents: 17
Last issue date: 12/18/2007


NumberTitleIssue Date
7310221Switching installation provided with an electrically insulating barrier
A switching installation (5) having a circuit breaker (12), which is connected to a cable connection (33), and optionally a disconnector (14) for making or breaking a conductive connection between the cable connection (33) and a ra...
12/18/2007
6853524Vacuum arc interrupter having a tapered conducting bullet assembly
A vacuum arc interrupter that includes a vacuum chamber assembly having a first conductor and a pressure chamber assembly having a second metal conductor, with an opening, and a bullet assembly. The first conductor is coupled to a power line and the second conductor...
02/08/2005
6624372Gas insulated switchgear
A gas insulation switchgear having a lowered overall height is provided. The height of the gas insulation switchgear can be lowered by constructing the gas insulation switchgear so as to comprise a breaker unit 13 horizontally arranged in the lower side a...
09/23/2003
6504125Gas-filled switching apparatus
A gas-filled switching apparatus has a gas-filled sealed container having a container body with a neck which surrounds an opening and a flange which extends outwards from the neck. A cover is disposed on the flange to cover the opening, and a gasket is di...
01/07/2003
6459568Hybrid type gas insulation switch gear apparatus
In a hybrid type gas insulation switch gear apparatus, an enclosure includes a cylindrical branched portion branched from a cylindrical body so as to be inclined obliquely upward. An insulating gas is sealed therein. Insulating enclosures are mounted to t...
10/01/2002
6281460Load break interrupter having diagonally split case with component mounting elements
A load break interrupter includes a case, an arc-suppressing tube mounted on and projecting outwardly from the case, a shunt circuit rod slidably supported in the tube with the rod and tube having electrical contacts mounted thereto and convertible betwee...
08/28/2001
6215082Load break interrupter having vented muffler assembly on arc-suppressing tube
A load break interrupter includes a case, an arc-suppressing tube mounted on and projecting outwardly from the case, a shunt circuit rod slidably supported in the tube with the rod and tube having electrical contacts mounted thereto and convertible betwee...
04/10/2001
6207919Load break interrupter having shunt circuit break actuating mechanism
A load break interrupter includes a case, an arc-suppressing tube mounted on and projecting outwardly from the case, a shunt circuit rod slidably supported in the tube with the rod and tube having electrical contacts mounted thereto and convertible betwee...
03/27/2001
6072142Switch assembly for high voltage overhead lines
A switch assembly for high voltage overhead lines. The assembly includes circuit breakers with associated operators and circuit disconnectors with associated operators. These are supported by a stand. This switch assembly construction reduces the amount o...
06/06/2000
5989979Method for controlling the silicon nitride profile during patterning using a novel plasma etch process
A novel anisotropic plasma etching process for forming patterned silicon nitride (Si3 N4) layers with improved critical dimension (CD) control while minimizing the Si3 N4 footing at the bottom edge of the Si
11/23/1999
5902979Gas insulation type load break system
An improved gas insulation type load break system, which is capable of more easily discharging remaining current of a cable to which the power supply is disconnected, and enabling an easier cable connection test after the cable connection work is finished...
05/11/1999
5721412Disconnector for a metal encapsulated, gas insulated high voltage switchgear
A disconnector for a metal encapsulated, gas insulated high voltage switchgear includes a housing with at least a first and a second axis which intersect at a first angle. The disconnector also includes two contact carriers that are arranged on the first ...
02/24/1998
5696364Combined interrupter disconnect switch blade for high voltage switch
A high voltage open-air switch has a movable disconnect switch blade which contains a circuit interrupter therein having interrupter contacts in series with the open air disconnect switch contacts. The circuit interrupter has a lower BIL rating than the s...
12/09/1997
5625179Isolator for a metal-encapsulated, gas-insulated, high-voltage switching installation
An isolator for a metal-encapsulated, gas-insulated high-voltage switching installation includes two contact supports and an enclosure. The enclosure has a longitudinal axis and is filled with insulating gas. The two contact supports are arranged in the e...
04/29/1997
5493090Two-step operating mechanism for combined interrupter disconnect switch
An operating mechanism for a combined interrupter and disconnect switch comprises an operating crank and an interrupter support housing which are separately rotatable about a common pivotal axis. The interrupter switch is part of a disconnect switch arm a...
02/20/1996
5410116Gas isolated disconnecting switch and gas isolated switching device
A gas isolated disconnecting switch is provided which performs a sufficient restriking surge suppressing function, induces no adverse effect on the operation of a circuit breaker disposed within the system and always enables the circuit breaker to surely ...
04/25/1995
4319105High voltage air disconnect switch incorporating a puffer type load break switch
An air disconnect switch incorporates a unique arrangement of an ice breaking self-polishing current transfer horn arrangement which transfers the current to a puffer-type interrupter to effect circuit interruption prior to the disconnect switch being ful...
03/09/1982
 
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