FIELD: transport.
SUBSTANCE: claimed system comprises fluid-operated modules, pull chain, strut frame, bearing guide rail and retractable footboard. Note here that said strut frame composed of multiple strut frame modules interconnected by the head-to-tail joint. Every said module is provided with fluid-operated module arranged thereat. Note here that the pull chain and the bearing guide rail are arranged in the length of the strut frame. Said fluid-operated actuator modules are engaged with the pull chain via transmission. Note here that retractable footboard is located at the pull chain while support rollers are arranged at retractable footboard to roll over the bearing guide rail.
EFFECT: higher safety, transfer over long distances.
7 cl, 11 dwg
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