Chairs and seats – Armrest – Adjustable to multiple use positions relative to bottom or back
Patent
1999-05-17
2000-05-09
Nelson, Jr., Milton
Chairs and seats
Armrest
Adjustable to multiple use positions relative to bottom or back
29741131, 29741132, A47C 754, B60N 246
Patent
active
060593660
ABSTRACT:
An adjustable armrest comprising mainly a fixing seat, an adjustable seat, a connecting member, and a rest cushion. The fixing seat having a polygon protrusion, two locking holes for locking a chair stump, two lower recesses each having a holder for holding a spring and two screw holes, and two covering pads each having one central opening and two screw holes for covering the lower recesses wherein a steel-ball 11 with a diameter bigger than that of the central opening positioned thereon. The adjustable seat has a long opening with a width equal to or slightly bigger than the length of two opposite sides of the polygon protrusion, two sets adjusting orifices arranged besides the long opening, and two fixing holes for fixing a rest cushion. The connecting member containing a cap, a washer and a shield for connecting the fixing seat and adjustable seat by clipping a bolt upward passing from the bottom of the fixing seat.
REFERENCES:
patent: 5407249 (1995-04-01), Bonutti
patent: 5484187 (1996-01-01), Doerner et al.
patent: 5590934 (1997-01-01), Gibbs
patent: 5655814 (1997-08-01), Gibbs
patent: 5749628 (1998-05-01), Synder et al.
patent: 5876097 (1999-03-01), Cao
patent: 5927811 (1999-07-01), Tseng
Jr. Milton Nelson
White Rodney B.
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