Patent ID: 9343881
Filing Date: 2016-05-17
CPC Classification: H01H,H02B

Claim Text:
1. A gas-insulated switchgear assembly, comprising: (a.) a housing having an interior containing insulating gas, the housing including a wall; (b.) a disconnector disposed in the interior of the housing and comprising: (c.) an inspection window through which a person may view the disconnector, the inspection window being located in the wall of the housing and being positioned to: (i.) permit the person to see the peripheral or spatially limited marking in relation to the first fixed contact when the switching element is in the first position so as to permit the person to determine that the switching element is in the first position, and (ii.) permit the person to see the peripheral or spatially limited marking in relation to the second fixed contact when the switching element is in the second position so as to permit the person to determine that the switching element is in the second position.