| 摘要 |
A hoist apparatus for lifting a wheelchair into a carrier vehicle comprising a lifting arm 6 moveable between a raised position and a lowered position and a hook 2 at the end of the lifting arm 6 wherein the hook 2 is arranged to engage a circular eye 12 and has a curved shape which extends round to a free end 10 to define a re-entrant section 8 angled back toward the lifting arm wherein a tangent to the curve of the re-entrant section is at least 10 degrees beyond vertical. The hook 2 may have a section towards its free end which is vertical in the lifted position. The lifting arm 6 may be arranged to rotate about a vertical axis to transfer the wheelchair and may have a limit switch to prevent over rotation. The device may be installed on a vehicle and the hook 2 may support a spreader 4. |
