Angularly adjustable backrest mounting assembly for a seat

Chairs and seats – Movable back – Tiltable

Patent

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Details

297358, 2974402, 297374, 2973611, A47C 102

Patent

active

055249698

ABSTRACT:
An angularly adjustable backrest mounting assembly for a seat, has an upper transverse member securable at opposite ends to transversely spaced uprights of a seat so as to be angularly movable about a horizontal axis, and a lower transverse member is securable at opposite ends to the transversely spaced uprights below the upper transverse member. An upright member is secured adjacent an upper end thereof to the upper transverse member and adjacent a lower end thereof to the lower transverse member, and a transverse angle retaining member pivotably secured at opposite ends to opposite ends of the upper transverse member is adjustably securable at different heights to the upright member to enable the upper transverse member and the upright member to be retained in the different angular positions. The upright member has attachments to enable a backrest to be secured thereto.

REFERENCES:
patent: 4475770 (1984-10-01), Persons, II
patent: 4732423 (1988-03-01), Condon
patent: 4981325 (1991-01-01), Zarharkow
patent: 4986564 (1991-01-01), Liu
patent: 5176706 (1993-01-01), Lee

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