Lumbar support waist band and mechanism therefor

Details Lumbar support waist band and mechanism therefor Lumbar support waist band and mechanism therefor

1992-04-20

1993-07-06

Chen, Jose V.

Chairs and seats

Straddle seat

With means to adjustably set tautness of supporting surface

2972842, A47C 300

Patent

active

052247570

ABSTRACT:
An adjustable bracket for a seat lumbar support is disclosed which includes a first bracket (38) adapted to be fixed on one side frame of the seat; a second bracket (20) adapted to be fixed to the other side frame of the seat, said bracket including a pivotally attached rocking member (23) adapted to be moved smoothly or step-wise through one or more intermediate positions between a first and second position by operation of adjustment means (28/29): said first bracket and said rocking member including attachment means (34) adapted to permanently or releasably engage with attachment means (48/49) on a waist band (41) adapted to extend between said first and second brackets.

REFERENCES:
patent: 4565406 (1986-01-01), Suzuki
patent: 4709961 (1987-12-01), Hill
patent: 4715653 (1987-12-01), Hattori et al.
patent: 4886316 (1989-12-01), Suzayama et al.

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