Motorized jack
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United States of America Patent
Stats
-
Nov 30, 1999
Grant Date -
N/A
app pub date -
Dec 31, 1998
filing date -
Dec 31, 1998
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A motorized jack for reducing the amount of labor needed to lift up a vehicle. The motorized jack includes a housing with a motor provided in the housing. A threaded shaft is also provided in the housing. A top end of the threaded shaft is upwardly extended through a hole in the top of the housing. A ring gear is disposed around the threaded shaft. The ring gear has a toothed inner perimeter engaging the threaded shafts. An interconnected set of gears is provided in the housing to connect the ring gear to a rotating shaft of the motor. A lifting head is coupled to the top end of the threaded shaft.
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