| 摘要 |
A knock-down portable hoist comprising a first member attachable to a support member, the first member supported substantially vertically by the support member, a second member insertable into and rotatably substantially vertically by the first member, such that the second member is rotatable about its longitudinal axis. The hoist further includes a boom member attachable to the second member, such that the boom member is supported substantially horizontally. An adjustable member is further provided which is movable along the longitudinal axis of the boom member and supported thereby. A hand-crankable winch assembly is further provided connectable to the second member for winding/unwinding a cable attached thereto. The cable is inserted through the boom member and through the adjustable for raising and lowering loads attached to the cable. |
