Hydraulic jack with lowering control means
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United States of America Patent
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Nov 29, 2011
Grant Date -
Apr 10, 2008
app pub date -
Oct 4, 2006
filing date -
Oct 4, 2006
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A hydraulic jack comprising a hydraulically actuated saddle movable from a first lowered position to a second raised position, the jack having a handle which, when pumped up and down, hydraulically raises the saddle, lowering control means associated with the jack for preventing premature lowering of the saddle upon malfunction of the hydraulic actuation during raising of the saddle and a release lever engaging the lowering control means adapted to release the same and permit lowering of the saddle when the handle is pumped up and down.
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