Structure to adjust a seat back

Details Structure to adjust a seat back Structure to adjust a seat back

2007-07-24

2007-07-24

Dunn, David (Department: 3636)

Chairs and seats

Movable back

Tiltable

C297S362000, C297S361100, C297S362140

Reexamination Certificate

active

11183788

ABSTRACT:
A structure to adjust a seat back includes a seat base, a seat back, an adjusting device and a linking rod. The seat back comprises a seat back support pivotally connected to the seat base. The adjusting device includes a worm, a worm wheel and a bracket. The bracket is secured to the seat base opposite the seat back. The worm is pivotally connected to the bracket. The worm wheel is pivotally connected to the bracket and meshes with the worm. The linking rod has one end pivotally connected to the seat back support and another end connected to the worm wheel. By operating the worm, the worm wheel is linked to spin, which links the linking rod to move to adjust the seat back.

REFERENCES:
patent: 4685735 (1987-08-01), McFalls et al.
patent: 5295730 (1994-03-01), Rees
patent: 5887353 (1999-03-01), Beckingham
patent: 5997089 (1999-12-01), Kawasaki
patent: 6039398 (2000-03-01), Gorgi et al.
patent: 6076266 (2000-06-01), Beckingham et al.
patent: 6520582 (2003-02-01), Glance
patent: 6712430 (2004-03-01), Ito et al.
patent: 6764136 (2004-07-01), Sakamoto
patent: 2004/0135415 (2004-07-01), Sakamoto

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