Societe Industrielle Bertrand Faure

Christian Raye

Alain Letournoux

The invention relates to a seat back hinge comprising a control handle, an inner toothed ring integral with the side-plate of the sitting portion, an inner toothed ring integral with the side-plate of the seat back and toothed bolts adapted to coact with these rings, these bolts being able to be moved radially under the action of a rotary cam integral with the handle and being mounted transversely floating as well as said cam. The side-plates and the cam are mutually centered by cooperation on the one hand of a cylindrical projection of the cam with a bore of one of the side-plates and, on the other hand, of a cylindrical bore of the cam with a projection of the other side-plate.

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Etrechy, France

Christian Raye