| 摘要 |
The present invention relates to a device for supporting a trailer, such as a house trailer, comprising raisable and lowerable support legs (415-418), which are placed at the corners of the trailer, a mechanism for raising and lowering said support legs and drive means (403-408, 411-414) for actuating said mechanism and two differential transmissions (401, 402), said support legs being pairwise coupled together by means of said differential transmissions.
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