Hydraulic spool lock and method of use
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United States of America Patent
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-
Aug 9, 2005
Grant Date -
N/A
app pub date -
Jan 24, 2003
filing date -
Jan 24, 2003
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A hydraulic spool lock with a hydraulic spool housing, first and second hydraulic spools mounted within the hydraulic spool housing for independent selective movement with respect to the hydraulic spool housing, and a lock plunger movable mounted to the hydraulic spool housing. The present invention allows independent movement of the spools with respect to the hydraulic spool housing when the hydraulic spool lock is in the unlocked position. The present inventions prevents movement of the spools with respect to the hydraulic spool housing when the hydraulic spool lock is in a locked position.
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