Portable seat and back rest

Details Portable seat and back rest Portable seat and back rest

1982-10-08

1985-03-05

Lyddane, William E.

Chairs and seats

Bottom or back with means to alter contour

297460, A47C 746

Patent

active

045027285

ABSTRACT:
A portable seat and back rest that can be folded for convenient carrying includes a seat and back rest having spring steel plates as frames and covered by foam pads. The curvature of the back rest is controlled by a slide assembly movable on tracks on the rear of the back rest.

REFERENCES:
patent: 2843195 (1958-07-01), Barvaeus
patent: 2942651 (1960-06-01), Binding
patent: 3608960 (1971-09-01), Sherman
patent: 3762769 (1973-10-01), Poschl
patent: 3813148 (1974-05-01), Kraus
patent: 4153293 (1979-05-01), Sheldon
patent: 4155592 (1979-05-01), Tsuda et al.
patent: 4350388 (1982-09-01), Weiner

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