Patent ID: 6623078
Filing Date: 2003-09-23
Classification: A47C

Abstract:
A chair comprising:a rigid chair frame including first and second uprights; a back attached to said chair frame and including upper and lower ends; a seat attached to said chair frame adjacent said lower end of said back; arm assemblies respectively cantilevered to said first and second uprights and projecting outwardly therefrom adjacent opposite sides of said seat; each said arm assembly including a coupling structure releasably engaged with said respective upright and configured to release from said upright when said arm assembly is tilted upward relative to said respective upright to permit the elevational position of said arm assembly to be adjusted; each of said first and second uprights including front and rear exterior surfaces, said front exterior surface of each said upright including a plurality of vertically-spaced recesses; each of said arm assemblies having an opening sized to receive said respective upright, said opening having front and rear interior sides; each said coupling structure including a front transverse rib that projects adjacent a lower end of said front interior side of said opening and engages one of said plurality of recesses on said front exterior surface of said respective upright; and each said coupling structure including a rear transverse rib that projects adjacent an upper end of said rear interior side of said opening and bears against said rear exterior surface of said respective upright.