Device for adjusting the relative position of two parts

Details Device for adjusting the relative position of two parts Device for adjusting the relative position of two parts

1979-06-20

1981-12-08

Lyddane, William E.

Chairs and seats

Movable back

Tiltable

16143, A47C 1025

Patent

active

043044387

ABSTRACT:
A device for adjusting the relative position of two parts is described. The device comprises an adjustment pin supported by a first of said two parts and has an eccentric portion on which is mounted a toothed wheel engaging partially with toothing pertaining to the other of said two parts. The number of teeth on said toothed wheel and on said toothing differs by at least one, between said toothed wheel and said first of said parts or a third part rigid therewith there is provided a mutual coupling between at least one plurality of pegs and a corresponding plurality of bores of greater diameter than the diameter of the relative pegs and pertaining respectively to said first of said two parts and to said toothed wheel or vice versa. The main feature of this device is that said other of said two parts is laterally enclosed between said first of said two part and a third part rigid therewith, such that its movement along the axis of said pin is limited.

REFERENCES:
patent: 3423785 (1969-01-01), Pickles

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