| 摘要 |
An apparatus according to embodiments of the invention includes a set of moveable jaws mounted to a frame. One or both of the jaws may include a lifting roller. When properly operated, the jaws can be brought together to lift and cradle a wheel of a vehicle or trailer. Once lifted, a powered device such as a wheel, which is also mounted to the frame, can be energized to move the entire vehicle or trailer.
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