Tilt-adjustable headrest having central ratcheting mechanism

Details Tilt-adjustable headrest having central ratcheting mechanism Tilt-adjustable headrest having central ratcheting mechanism

1992-07-22

1993-08-17

Cranmer, Laurie K.

Chairs and seats

Headrest

Angularly movable about horizontal axis

297391, A47C 736

Patent

active

052362450

ABSTRACT:
A tilt-adjustable headrest assembly (10) includes a headrest body (12) pivotally mounted to a U-shaped support post (14) having a horizontal portion (18) extending between a pair of leg portions (16) for attachment to a seat. A ratcheting adjustment device (92) is disposed within a cavity (28) of the headrest body (12) centrally between the leg portions.

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patent: 4256341 (1981-03-01), Goldner et al.
patent: 4370898 (1983-02-01), Maruyama
patent: 4558903 (1985-12-01), Takagi
patent: 4640549 (1987-02-01), Yokota et al.
patent: 4674792 (1987-06-01), Tamura et al.
patent: 4674797 (1987-06-01), Tateyama
patent: 4678232 (1987-07-01), Ishida et al.
patent: 4733913 (1988-03-01), Tateyama
patent: 4830434 (1989-05-01), Ishida et al.
patent: 4858994 (1989-08-01), Yamashita

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