Ball valve with handle locking mechanism
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United States of America Patent
Stats
-
Jul 18, 1989
Grant Date -
N/A
app pub date -
Aug 2, 1988
filing date -
Feb 3, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A ball valve of the type comprising a body including a valve chamber having inlet and outlet ports, and a rotatable ball element disposed within the valve chamber, the ball defining a conduit communicating with the inlet and outlet ports. The ball is actuated by a control lever to rotate between a first open position and a second closed position of the valve; a manually operable lock is provided to retain the control lever and the ball element in those first and second positions and in at least one intermediate operative position.
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