Headrest control

Details Headrest control Headrest control

1984-03-09

1986-07-15

Lyddane, William E.

Chairs and seats

Headrest

Angularly movable about horizontal axis

188 77W, 188 826, 297374, 403 19, 403116, 403379, A47C 736

Patent

active

046002405

ABSTRACT:
A headrest includes a unidirectional clutch permitting adjustment of the headrest from a reference position to any desired selected position and resists motion in a rearward direction except upon release of the clutch. In one embodiment of the invention, a spring return mechanism is provided to automatically return the headrest to a reference position upon release of the clutch.

REFERENCES:
patent: 870910 (1907-11-01), Splittgerber
patent: 1132375 (1915-03-01), Myers
patent: 1856534 (1932-05-01), Boery
patent: 2287725 (1942-06-01), Conte
patent: 2839125 (1958-06-01), Brandon
patent: 3186763 (1965-06-01), Ferrara
patent: 3285657 (1966-11-01), Gaston
patent: 3347485 (1967-10-01), Bundschuh
patent: 3350135 (1967-10-01), Martens
patent: 3423785 (1969-01-01), Pickles
patent: 3586366 (1971-06-01), Patrick
patent: 3602547 (1971-08-01), Tabor

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