Locking device for chair seats

Details Locking device for chair seats Locking device for chair seats

1995-11-21

1998-07-28

Nelson, Jr., Milton

Chairs and seats

Movable bottom

Tiltable

A47C 102

Patent

active

057853851

ABSTRACT:
Device for locking in a chair seat in a desired angular position, comprising several lamellae (1) connected with the seat, extending through a retainer (7) and between fixed lamellae (2) arranged in the retainer, whereby clamping shoes (3, 4) which are abutting against the outer fixed lamellae (2) may be clamped by bolts (5, 6) for locking the position of the seat and providing possibility for adjustment of the clamping points of the bolts, where lameellae (1) without holes are arranged abutting against fixed lamellae (2) across their width, the lamellae (1) being connected with the seat of the chair, the fixed lamellae (2) being captured by the retainer (7) and the bolts (5, 6), each provided with a clamping shoe (3, 4) and aligned axially.

REFERENCES:
patent: 3602546 (1971-08-01), Tabor
patent: 4198094 (1980-04-01), Bjerknes et al.
patent: 4478454 (1984-10-01), Faiks
patent: 4636004 (1987-01-01), Neumuller

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