Patent ID: 6092474
Filing Date: 2000-07-25
Classification: A47B

Abstract:
A computer desk comprising:a base;an upright square tube having a bottom end fixedly fastened to said base on the middle;a locating ring mounted on said upright square tube; a sleeve sleeved onto said upright square tube and moved up and down with said locating ring along said upright square tube, said sleeve having a top flange at a top end thereof and a transverse screw hole near a bottom end thereof;a first desk top fixedly supported on the top flange of said sleeve;a pneumatic cylinder mounted in said upright square tube, said pneumatic cylinder having a top end vertically extended out of said upright square tube and fixedly connected to the top end of said sleeve and a bottom end fixedly connected to the bottom end of said upright square tube; anda tightening up screw threaded into the transverse screw hole at said sleeve and fastened tight to stop said locating ring against the periphery of said upright square tube in fixing said locating ring and said sleeve to said unright square tube at the desired elevation; whereina flange is raised around a lower periphery of said locating ring, said flange supporting said sleeve.