Gate valve seat
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United States of America Patent
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-
Dec 11, 2012
Grant Date -
Feb 17, 2011
app pub date -
Aug 12, 2010
filing date -
Aug 12, 2009
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A gate valve seat for a gate valve includes a seat having a stepped outer wall surface, with a spring, spacer ring, front facing lip seal, and a rear facing lip seal disposed about the stepped outer surface of the seat. The spring may be releasably locked into a compressed configuration for installation of the gate of the gate valve.
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