Seat

Details Seat Seat

1989-07-25

1990-04-03

McCall, James T.

Chairs and seats

Bottom or back with means to alter contour

297312, 297460, A47C 300

Patent

active

049134957

ABSTRACT:
A seat for an automobile or the like includes a seat cushion; a seat back connected to the seat cushion, a space being formed within a lower portion of the seat back; a rod which is pivotably interposed between opposed side frames of the seat back and to one end of which a link plate is secured to an; a hip support secured intermedate portion of the rod and disposed within the space provided within the seat back; an operation handle provided upon one of the side frames; a pinion to which the rotation of the operation handle is transmitted by means of a brake mechanism; and a driven gear pivotably disposed upon onthe same axis as that of the rod and upon the aforenoted side frame for meshing engagement with the pinion, a pivoting end portion thereof being connected to a pivoting end portion of the link plate.

REFERENCES:
patent: 4148522 (1979-04-01), Sakurada et al.
patent: 4295681 (1981-10-01), Gregory
patent: 4296965 (1981-10-01), Sakurada et al.
patent: 4693513 (1987-09-01), Heath
patent: 4832400 (1989-05-01), Aoki et al.

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