Chairs and seats – Collapsible chair; i.e. – relatively folding bottom – back,... – Relatively collapsible bottom – rear legs – and integral back...
Patent
1981-04-28
1983-11-15
McCall, James T.
Chairs and seats
Collapsible chair; i.e., relatively folding bottom, back,...
Relatively collapsible bottom, rear legs, and integral back...
297 92, 297 94, 297283, A47C 2700, A47C 400
Patent
active
044152019
ABSTRACT:
A folding chair having a reversible seat wherein the two faces of the seat are preferably made of different materials. At the inner side of each long leg of the chair there is a a sliding groove to facilitate up and down sliding movement of the chair seat during the process of changing the chair seat and the chair back. A leaf spring is provided in the chair back for adjusting it an appropriate angle to fit the user wherein the chair back is automatically restored to its original position upon removal of pressure thereon.
REFERENCES:
patent: 105253 (1870-07-01), Rodgers
patent: 306158 (1882-10-01), Johnson
patent: 672980 (1901-04-01), Hunter
patent: 1005330 (1911-10-01), Schmits et al.
patent: 2272307 (1942-02-01), Merril
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