Featured patents

Switching Mechanism for Gas Insulated Switchgear
US 08822869 B2, Sept. 2, 2014, Vacuum, Man Seung Yeon / LSIS Co., Ltd. (Anyang-Si, Gyeonggi-Do, KR)
A switching mechanism for a gas insulated switchgear, the switching mechanism…

Vacuum Switch Having Fixed Rail Terminals on Both Sides
US 08859927 B2, Oct. 14, 2014, Operating mechanism structure or arrangement, Peter Lell et al. / Siemens Aktiengesellschaft (Munich, DE)
A vacuum switch, comprising:…

Circuit Breaker Remote Tripping
US 08729416 B2, May 20, 2014, Vacuum, Garry F. Raines et al. / Electro-Mechanical Corporation (Bristol, US)
Electrical switchgear comprising:…

Gas Insulation Apparatus
US 08674253 B2, March 18, 2014, With gas blast means, Yoshihiko Hirano et al. / Kabushiki Kaisha Toshiba (Tokyo, JP)
A gas insulation apparatus 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:…

Circuit Breaker With Two Aligned Breaker Chambers, a Common Transmission, and Reduced Size
US 08653395 B2, Feb. 18, 2014, Series connected break, André Cimala et al. / Alstom Technology Ltd (Paris, FR)
A high or very high voltage circuit breaker comprising, for each phase, at least…

Magnetic Actuator Circuit for High-Voltage Switchgear
US 08569645 B2, Oct. 29, 2013, Disconnect switch, Marc Bonjean / Schneider Electric Energy France (Rueil Malmaison, FR)
A magnetic actuator circuit for high-voltage switchgear for a vacuum circuit…

Insulated Arc Flash Arrester
US 08492672 B2, July 23, 2013, Air-current blowout, John J. Shea / Eaton Corporation (Cleveland, US)
An arc flash arrester comprising:…

DC Switching Device
US 08502102 B2, Aug. 6, 2013, Material, Lars Banghammar et al. / ABB Research Ltd. CH
A DC switching device comprising a plurality of arc-extinguishing chambers…

Double Break Vacuum Interrupter
US 08471166 B1, June 25, 2013, Operating mechanism structure or arrangement, Michael David Glaser
A double break vacuum interrupter comprising:…

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