| 摘要 |
Transport trolley with a manual screw jack, wherein the wheels (1), are situated on two parallel rails (2), with a mast (3) in the form of two channel sections, connected to the top of a mast is the transverse stabilizing element (11), the load platform (4) is raised by bogie means of a screw mechanism (5), the load platform (4) is fixed to a mast (3) by guide means (6), the screw mechanism (5) is connected to pulley block by a steel cable (7), through movement crank (15) the cable (7) is wound onto the drum (implicit, part of the pulley arrangement) and the gearwheel detent lock (8) locks the releasing of the cable (7) and thereby prevents the dropping of the load platform (4) the screw mechanism (5) is mounted on the mast and a handle (13) is fastened to the mast in order to move and maneuver the trolley. |
