Double pole circuit breaker
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Oct 7, 1986
Grant Date -
N/A
app pub date -
Aug 28, 1985
filing date -
Sep 1, 1984
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A double pole switching device has a plunger which is longitudinally movable in a housing against a spring force and has at least one contact bridge provided with a movable contact switch to operate with immovable contacts, and an element is provided for forcibly opening of adhering or welded contacts and includes a U-shaped bracket with a connecting web located between the contact bridge and a contact pressure spring and two legs cooperating with stepped extensions in the housing so that the bracket and the contact bridge over a first part of the stroke of the plunger are forcibly taken along, and the legs of the bracket over a further part of the stroke are spread outwardly and release the plunger.
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