Featured patents

Electrical Current Interrupting Device
US 08785804 B2, July 22, 2014, Polyphase, Lloyd Dean Gibson / Cooper Technologies Company (Houston, US)
A switching assembly, comprising:…

Switch Unit and Switchgear Equipped Therewith
US 08872054 B2, Oct. 28, 2014, Housing structure, Miki Yamazaki et al. / Hitachi, Ltd. (Tokyo, JP)
A switch unit, comprising:…

Switch Unit and Circuit Breaker for a Medium Voltage Circuit
US 08735757 B2, May 27, 2014, Arc runner, Yoann Alphand et al. / ABB Technology AG (Zurich, CH)
A switch unit for a circuit breaker comprising:…

Electric Switchgear Panel With Improved Arc Protection Assembly
US 08748771 B2, June 10, 2014, With venting means, Walter-Salvatore Franco / ABB Technology AG (Zurich, CH)
A switchgear panel comprising: an enclosure having a plurality of walls…

Contact Apparatus for Circuit Breaker
US 08653397 B2, Feb. 18, 2014, Resistance inserting, Jae Min Yang / LSIS Co., Ltd. (Anyang-Si, Gyeonggi-Do, KR)
A contact apparatus for a circuit breaker, the apparatus comprising:…

Switchgear Assembly With a Contact Gap
US 08633413 B2, Jan. 21, 2014, With gas blast means, Manfred Meinherz et al. / Siemens Aktiengesellschaft (Munich, DE)
A switchgear assembly, comprising:…

Contact Member Including Purposely Introduced Undulations and Vacuum Interrupter Including the Same
US 08507822 B2, Aug. 13, 2013, Single-pole, Wangpei Li / Eaton Corporation (Cleveland, US)
A contact for a vacuum interrupter, said contact comprising:…

Gas-Insulated Power Apparatus
US 08519293 B2, Aug. 27, 2013, Housing structure, Osamu Kisanuki et al. / Mitsubishi Electric Corporation (Chiyoda-Ku, Tokyo, JP)
A gas-insulated power apparatus comprising at least first and second contiguous…

Single Pole or Multi-Pole Double Break Switching Devices
US 08487204 B2, July 16, 2013, With venting means, Eligio Zanchi et al. / ABB S.p.A. (Milan, IT)
Single-pole or multi-pole double break switching device for low voltage systems,…

Dual Breaking Point Electrical Joint
US 08476546 B2, July 2, 2013, Arc chute assembly, Hamid S. Abroy / Schneider Electric USA, Inc. (Palatine, US)
A switch assembly for making and breaking electrical connections in an electrical…

Patentorg has 114 documents under High-Voltage Switches With Arc Preventing or Extinguishing Devices Patents.

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