| 摘要 |
<p>A lifting device consuming less energy in lifting and lowering operation. The lifting device (1) has a main arm (3), at one end side of which a first load (W) is supported; a sub-arm (6), to the other end side of which a second load (Mb) can be attached and removed; a lifting lever connection arm (11) for connecting the other end of the main arm (3) and the other end of the sub-arm (6); a one end-side lifting lever (12) in which the one end side of the main arm (3) is lifted with the second load (Mb) acting on the main arm; a lowering arm (20), to the other end side of which the second load (Mb) can be attached and removed; an inter-lever connection member (18) for connecting the one end side of the lowering arm (20) and the one end side of the main arm (3); and a one end-side lowering lever (21) in which the other end side of the main arm (3) is lifted with the second load (Mb) acting on the other end side of the main arm.</p> |
