Device and method for automatically controlling a headrest

Details Device and method for automatically controlling a headrest Device and method for automatically controlling a headrest

1996-04-05

1997-09-23

Cuomo, Peter M.

Chairs and seats

Headrest

Angularly movable about horizontal axis

297410, A47C 110, A47C 736

Patent

active

056696663

ABSTRACT:
A device for automatically controlling a headrest, includes a motor, a rotatable gear connected to the motor so as to provide rotating movement, a rack gear movably engaging with the rotatable gear to provide lineal movement, a rotator rotatably connected to the rack gear, a first connection mechanism for connecting the rack gear with the rotator, a second connection mechanism for connecting the rotator with the headrest, and a switch circuit for controlling rotation of the motor, whereby tilting of the headrest is automatically controlled by the switch circuit.

REFERENCES:
patent: 4576413 (1986-03-01), Hatta
patent: 4606578 (1986-08-01), Yasui
patent: 4668014 (1987-05-01), Boisset
patent: 4765683 (1988-08-01), Hattori
patent: 4830434 (1989-05-01), Ishida et al.
patent: 4861107 (1989-08-01), Vidwans et al.
patent: 5011225 (1991-04-01), Nemoto
patent: 5052754 (1991-10-01), Chinomi
patent: 5054856 (1991-10-01), Wang
patent: 5145233 (1992-09-01), Nagashima
patent: 5222784 (1993-06-01), Hamelin

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