| 摘要 |
<p>The carriage has wheels (8, 9) being fixed to two longitudinal plates which are arranged along vertical parallel planes and mutually connected by a transversal plate. The wheels (8, 9) are arranged beside the wheel (9) of an adjacent carriage and beside the wheel (8) of other adjacent carriage, respectively, by placing more carriages in side by side manner. A depth of the longitudinal plates is equal to a depth of arches. An independent claim is also included for a movable covering.</p> |
