Patent ID: 6343783
Filing Date: 2002-02-05
Classification: B25B,B25H

Abstract:
A workbench comprises:a bench frame, a rack seat disposed on the bench frame, a screw rod, a positioning block, a first sliding seat, a second sliding seat, a first panel, a second panel, a first clamping block, a second clamping block, and a handle bar, the rack seat having a through hole and a slide slot, a T-shaped sleeve, a hollow shaft, a coiled spring, and the positioning block being disposed in the slide slot of the rack seat, the T-shaped sleeve having a threaded hole and a threaded aperture, the screw rod having a distal end, the screw rod passing through the through hole of the rack seat, the positioning block, the hollow shaft, the coiled spring, and the threaded hole of the T-shaped sleeve, the distal end of the screw rod connected to the handle bar, the positioning block having a plurality of inner grooves, and two rows of inner serrations, the hollow shaft having two rows of outer teeth, the first sliding seat disposed on the T-shaped sleeve, the second sliding seat disposed on the positioning block, the first panel having a first round hole and a first through aperture, the second panel having a second round hole and a second through aperture, the first clamping block having a first bottom post inserted in the first round hole of the first panel, the second clamping block having a second bottom post inserted in the second round hole of the second panel, a first rivet passing through the first through aperture of the first panel, the first siding seat, and the threaded aperture of the T-shaped sleeve, a second rivet passing through the second through aperture of the second panel, the second sliding seat, and the positioning block, and the shaft engaging with the positioning block.