Chairs and seats – Movable bottom – Bottom and back movable as a unit
Patent
1995-12-19
1997-02-04
Cranmer, Laurie K.
Chairs and seats
Movable bottom
Bottom and back movable as a unit
29734421, 248425, A47C 102
Patent
active
055990657
ABSTRACT:
A seat swivel apparatus which comprises an upper plate supporting a seat and a lower plate fixed to a support structure, a first generally annular bearing affixed to the upper plate and a second generally annular bearing affixed to the lower plate and being juxtaposed such that the upper plate swivels relative to the lower plate on opposing first and second bearings, and an actuator arm rotatably mounted with one of the plates to allow 180.degree. rotation of the upper plate relative to the lower plate. The swivel apparatus can be easily interchangeable between the right and left sides of a vehicle.
REFERENCES:
patent: 2845990 (1958-08-01), Hubert
patent: 2914793 (1959-12-01), McMahan
patent: 3659895 (1972-05-01), Dresden
patent: 4401287 (1983-08-01), Moeser
patent: 5482354 (1996-01-01), Gryp
Burns Daniel L.
Gryp Dennis J.
Cranmer Laurie K.
Sears Manufacturing Company
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