Supports – Stand – Adjustable vertically
Patent
1996-07-08
1998-07-07
Cranmer, Laurie K.
Supports
Stand
Adjustable vertically
248394, 297325, 297330, 29734412, F16M 1300
Patent
active
057756619
ABSTRACT:
A seat lifter comprises a lifter shaft having a sector gear and rotated by a center gear to vertically move a seat frame with respect to a base frame through a link mechanism. The sector gear is formed with a stopper arm protruding from one side thereof, whereas the base frame is formed with a long arc-shaped hole with which a pointed end of the stopper arm is engaged. The long arc-shaped hole is partly covered by a vertical wall of the second frame.
REFERENCES:
patent: 4159095 (1979-06-01), Pallant et al.
patent: 4556185 (1985-12-01), Takagi
patent: 4720070 (1988-01-01), Nishino
patent: 4765582 (1988-08-01), Babbs
patent: 4767156 (1988-08-01), Yamada et al.
patent: 5199679 (1993-04-01), Nakamura et al.
patent: 5203532 (1993-04-01), Matsuura
Kawai Eiichi
Matsumoto Tadashi
Cranmer Laurie K.
Fuji Kiko Co. Ltd.
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