Position indicating valve means
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jul 27, 1982
Grant Date -
N/A
app pub date -
Oct 20, 1980
filing date -
Oct 20, 1980
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A position indicating valve is disclosed and includes a housing, a valve port through the housing, and a valve member mounted on the housing for movement toward and away from the valve port. An electrically conductive valve seat is disposed about the valve port, and an electrically conductive valve seal is disposed on the valve member for engagement with the valve seat. The electrically conductive valve seal and valve seat define engageable electrical contact means and circuit means is coupled thereto, whereby the circuit means is closed when the valve seat and valve seal are in contact with each other.
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