Sealed proximity switch assembly
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 29, 1988
Grant Date -
N/A
app pub date -
Oct 8, 1987
filing date -
Oct 8, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A sealed proximity switch assembly comprising a housing of non-magnetic material, contacts mounted in the housing, a movable contact member of electrically conductive material mounted within the housing for movement toward and away from engagement with the contacts, a spring yieldingly urging the contact member into engagement with the contacts, and a magnet within the housing and connected to the contact member such that when a portion of a movable member is in proximity with the housing, the magnet is attracted toward the portion moving the contact member out of engagement with the contacts.
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Cited Art Landscape
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