| 摘要 |
<p>The invention relates to a retractable step arrangement (1) for a rail vehicle having a housing (2), which can be fastened to a car body of the rail vehicle and which has a housing opening (2a), and having a step (3), which is movably supported in the housing (2) in an initial position (I) and which can be extended through the housing opening (2a) from the initial position (I) into at least one final position (II, II') in an extension direction (A) and which can be retracted from the at least one final position (II, II') into the initial position (I) against the extension direction (A). In order to ensure the winter suitability even under extreme conditions, the invention proposes that the retractable step arrangement (1) comprise at least one means (4, 9, 10, 11a, 11b, 12, 13) for preventing the step (3) from becoming frozen in place.</p> |
