| 摘要 |
<p>A hand-guided wheeled transport frame has two wheels in tandem, linked to a hand-grip by a frame. The load is attached directly to the frame or by an adapter. The transport frame is guided by a slight twist of the handle to left or right. The transport frame further incorporates electric motor power assistance. In an alternative embodiment the transport unit has a single wheel with an auto-stabilisation unit.</p> |
