| 摘要 |
FIELD: construction.SUBSTANCE: bridgelayer based on bridge-laying machine includes a vehicle serving as an intermediate support member, wherein at the front and in the rear parts swing support elements are hinged, moved by the hydraulic drive. Swing support elements have various lengths, with the largest one being swing in the direction of travel towards the overcoming obstacle and containing a number of folding parts connected by hinges in an accordion-like manner. Folding support elements are preferably to be made of composite materials.EFFECT: increase of length of the overcome obstacle without exceeding the weight and size parameters, simplification of installation and dismantlement.2 cl, 4 dwg |
