Jack for automobile
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United States of America Patent
Stats
-
Dec 9, 2003
Grant Date -
Jan 2, 2003
app pub date -
Mar 21, 2002
filing date -
Jul 2, 2001
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A hollow housing of a screw-type jack is integrally formed by a press. A ram is mounted in the center portion inside this housing in an axial direction to be extendable/contractible in a vertical direction. A drive mechanism mounted in the housing, for extending/contracting this ram in the vertical direction, and in which the housing includes a cylindrical shaft portion protrudingly disposed on a lower part of a side surface of the housing. A drive gear is pivotally and rotatably supported in the cylindrical shaft portion. The housing is made up of a plurality of housing pieces which are vertically divided portions of the housing. The housing pieces are mechanically joined to each other to form the housing. The housing pieces are divided in a vertical direction cutting though the axis of the cylindrical shaft portion. Joining of the housing pieces can use rivets or joining pieces can be swaged over protruding flanges.
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Cited Art Landscape
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