ES1046012U - Height adjustment device for furniture seat armrest. (Machine-translation by Google Translate, not legally binding) - Google Patents

Abstract

Height adjustment device for armrest of seat furniture, which is of special application in the field of office furniture and the like, specifically in furniture in which the armrest itself is related to the base structure of the seat through of an arm that is substantially vertical and telescopically displaceable, it is characterized in that said arm, with a tubular configuration, receives a guide underneath and tightly, suitably secured by means of a support plate to the structure of the seat, a guide affected by a large, elongated window vertically, within which a strip provided with a longitudinal groove, affected by a plurality of uniformly distributed enlargements, is established, while in the tubular arm a transverse axis is established, which passes through said guide strip, which is axially displaceable in one or the other direction, which has an intermediate sector of greater diameter, suitable for the widening of the strip, and with end sectors of smaller diameter, in turn adapted to the groove of said strip, all in such a way that when the said axis adopts an intermediate position the tubular arm is blocked on the guide through of any one of the enlargements of the slot of the strip, while when the axis moves in one direction or another the tube arm is free to move vertically with respect to the lower guide between two limiting situations defined by the strip itself. (Machine-translation by Google Translate, not legally binding)