| 摘要 |
<p>The ladder carrying assembly is for fitting to the roof of a utility vehicle. It has two parallel bars carried across the roof by bearings, and a rack and a folding signal panel. Between the bearings is a frame with two guide tracks for a ladder and locking for it. The frame width is less than the bar length between bearings. The frame is fixed to the bars by locking rings or washers and can be of two longitudinals joined by stays, and with ladder guides and supports of adjustable width.</p> |
