Hinge mounting with wedge clearance compensation

Details Hinge mounting with wedge clearance compensation Hinge mounting with wedge clearance compensation

2006-01-13

2009-10-06

Edell, Joseph F (Department: 3636)

Chairs and seats

Movable back

Tiltable

Reexamination Certificate

active

07597400

ABSTRACT:
The hinge mounting for an adjustable vehicle seat has a first ring gear, a second ring gear, said two ring gears being rotatable relative to each other about an axis and being centered on said axis, and a driver unit which comprises a) a shaft for initiating an adjusting movement, said shaft being centered on said axis, b) a central, circular recess that is offset a distance e) with respect to the axis, c) a driver member that is located in the recess, fits against said recess and is rotationally joined to the shaft and d) a compensation unit comprising a wedge-shaped piece connected to the shaft, a mating surface cooperating with the wedge-shaped piece and formed on the driver member and an elastic means that biases the driver member in such a manner that the driver member is urged toward the topmost point of the wedge-shaped piece, characterized in that the driver member has a radial cut-out having a basis formed by the mating surface.

REFERENCES:
patent: 4227741 (1980-10-01), Gross et al.
patent: 4371207 (1983-02-01), Wilking et al.
patent: 4715656 (1987-12-01), Walk et al.
patent: 5154475 (1992-10-01), Kafitz
patent: 5277672 (1994-01-01), Droulon et al.
patent: 5524970 (1996-06-01), Kienke et al.
patent: 5536217 (1996-07-01), Droulon et al.
patent: 6692397 (2004-02-01), Wang et al.

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