Electricity: electrical systems and devices – Housing or mounting assemblies with diverse electrical... – For electrical power distribution systems and devices
Reexamination Certificate
2011-07-19
2011-07-19
Chervinsky, Boris L (Department: 2835)
Electricity: electrical systems and devices
Housing or mounting assemblies with diverse electrical...
For electrical power distribution systems and devices
C361S605000, C200S050170
Reexamination Certificate
active
07983023
ABSTRACT:
Earthing equipment for a switchgear is comprised of a movable carrying cart, a switch portion, a manipulating portion, and a voltage detecting device. The earthing equipment is provided with: an upper conductor connected to any one of the movable electrode and the stationary electrode; a lower conductor connected to the other of the movable electrode and the stationary electrode, an earthing wire connecting the lower conductor to a terminal used for earthing of the switchgear; and an adaptor conductor being selectively connected to either a disconnection portion at a bus bar side or a disconnection portion at a cable side of the switchgear and is permitted to be selectively replaced on either upper or lower face of the upper conductor.
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Ishikawa Takumi
Kurogi Takuya
Nakatsugawa Naoki
Shoda Kenichi
Tsuchiya Kenji
Brundidge & Stanger, P.C.
Chervinsky Boris L
Hitachi , Ltd.
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