| 摘要 |
Abstract A trailer support for a trailer having a trailer frame to carry at least one set of wheels on an axis and a trailer arm extending from the trailer frame and connectable to a towing vehicle by a towing arrangement, the trailer support comprising a pivotal trailer support mount able to be mounted on the trailer arm, a wheel support able to receive a wheel matching the wheel of the trailer and the trailer support provides a third wheel trailer support selectively engageable with the ground to support the trailer. 28 27 FIGURE 6 |
