Featured patents

Switch Device and Connector
US 08809719 B2, Aug. 19, 2014, Located inside switch housing, Daiei Iwamoto et al. / Fujitsu Component Limited (Tokyo, JP)
A switch device comprising:…

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

Electric Switchgear
US 08859925 B2, Oct. 14, 2014, With nozzle, Tomasz Magier et al. / Siemens Aktiengesellschaft (Munich, DE)
An electrical switching device, comprising:…

Arc Extinction Apparatus and DC Switch Apparatus
US 08766130 B2, July 1, 2014, Connected to contact, Warren Clift Sipe et al. / Eaton Corporation (Cleveland, US)
An arc extinction apparatus structured for use in a DC switch apparatus that is…

Interlock System for Switchgear
US 08772666 B2, July 8, 2014, Operating mechanism structure or arrangement, Kennedy Amoako Darko et al. / G & W Electric Company (Bolingbrook, US)
A circuit-interrupting device comprising:…

Power Switching Apparatus
US 08748770 B2, June 10, 2014, Operating mechanism structure or arrangement, Koji Sano et al. / Mitsubishi Electric Corporation (Chiyoda-Ku, Tokyo, JP)
A power switching apparatus comprising:…

Vacuum Circuit Breaker
US 08642912 B2, Feb. 4, 2014, Operating mechanism structure or arrangement, Dong Sik Lee / LS Industrial Systems Co., Ltd. (Anyang-Si, Gyeonggi-Do, KR)
A vacuum circuit breaker, comprising:…

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:…

Disconnecting Switch With Earthing Switch
US 08487203 B2, July 16, 2013, Air-current blowout, Taeyong Shin et al. / Japan AE Power Systems Corporation (Tokyo, JP)
A disconnecting switch with earthing switch comprising:…

Circuit Breaker
US 08502101 B2, Aug. 6, 2013, With gas flow means, Lutz Niemeyer et al. / ABB Research Ltd (Zurich, CH)
A high-voltage circuit breaking method, comprising:…

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

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