Patent ID: 6273384
Filing Date: 2001-08-14
Classification: A47C

Abstract:
An adjustment mechanism for adjusting the height of a back part of a chair comprising an elongate rigid support member having a longitudinally extending guide face bounded by edges, a slider for attachment to the back part mounted on the member so as to be slidable longitudinally thereof, said slider having a face part confronting and overlying the guide face and edge parts which locate around said edges of the member, and selectively interengageable parts on the slider and the member to releasably retain the slider and member in a selected position longitudinally of the member, wherein a guide arrangement is provided comprising at least one groove in the guide face of the member or in said confronting face part and extending longitudinally of the member or face part, and at least one projection slidably engageable with the groove and provided on the other of the member and the slider between the said guide face and said confronting face part.