Dispositif permettant l'inclinaison, à n'importe quel point de sa course, du dossier d'un fauteuil, facilement manoeuvré par la personne assise dans ce fauteuil

摘要

273,747. Boery, J. July 2, 1926, [Convention date]. Seat adjustments. - ileans for angularly adjusting the back K of a chair comprise arms A connected by a transverse bar B and each carrying a wheel D and a grooved pulley E, together with cables F passing over the grooved pulleys, springs G to keep the cables taut, and a spring H to hold the wheels D against their housings I and thus produce a braking effect, on the wheels. To adjust the inclination of the back, the wheels D are pressed downwards and then rotated.