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Class 218/30 - Contact structure


Subclass of Class 218 - High-voltage switches with arc preventing or extinguishing devices
Definition: Subject matter comprising structural details of an electrode
No. of applications: 1
Last issue date: 03/31/2011


Application No.Application TitleIssue Date
20110073566WINDING FOR A CONTACT OF A MEDIUM-VOLTAGE VACUUM CIRCUIT-BREAKER WITH IMPROVED ENDURANCE, AND AN ASSOCIATED CIRCUIT-BREAKER OR VACUUM CIRCUIT-BREAKER, SUCH AS AN AC GENERATOR DISCONNECTOR CIRCUIT-BREAKER
A copper-based winding implementing a copper-based winding of diameter that is typically greater than 90 mm, designed to generate a magnetic field in an electrical contact for a medium-voltage vacuum circuit-breaker. The winding is constituted by a hollow cylinder inclu... 		03/31/2011
 
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