Abstract: A bi-directional piloted solenoid-operated valve which utilizes fluid pressure to provide both pressure-assisted sealing and pressure-assisted actuation to the main sealing disc in both flow directions. The valve may include a mechanical position indicator for providing visual confirmation of the position of the main disc.
Type:
Grant
Filed:
November 27, 2002
Date of Patent:
May 25, 2004
Assignee:
Target Rock Division of Curtis-Wright Flow Control
Corporation