发明授权
EP0670947B1 PASSERELLE POUR LE FRANCHISSEMENT D'OBSTACLES 失效
行走机构超过桥梁的障碍

PASSERELLE POUR LE FRANCHISSEMENT D'OBSTACLES
摘要:
A gangway for crossing obstacles, including floor members (6), e.g. metal plates, comprising stiffening elements (5) such as folds extending along at least part of one side of said plates and forming means for interconnecting said members (6). The gangway is useful for crossing ditches during road works.
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