| 摘要 |
<p>A roll forming device has a trailer having a hitch mechanism at a front end and a plurality of wheels (W), a scheet metal roll forming apparatus mounted to the trailer and a crane (1) mounted to the trailer for moving materials to the roll forming apparatus. An outrigger system is also provided that includes front stabilizer jacks (2). In addition, rear leveling jacks (4) are also provided proximate the rear end of the trailer.</p> |
