The invention relates to a foldable self-locking crawling ladder for a bus. The foldable self-locking crawling ladder comprises a crawling ladder body, a hanging arm in hanging connection with a luggage rack at the top of the bus is arranged at the top of the crawling ladder body, a first outer supporting arm and a second outer supporting arm which are abutted against a bus body are arranged in the middle and at the bottom of the crawling ladder body respectively, the crawling ladder body comprises a first crawling ladder body and a second crawling ladder body which are hinged to each other and can be folded half by half and fitted, and the hanging arm, and the first outer supporting arm and the second outer supporting arm are in hinged connection with the crawling ladder body and can be folded half by half and fitted onto the same. The hanging arm, the first outer supporting arm and the second outer supporting arm can be folded and fitted onto the crawling ladder body, the crawling ladder body can be folded half by half and fitted to minimize the crawling ladder after being folded, and the foldable self-locking crawling ladder has the advantages of small occupied space when being carried around and convenience for carrying.
Foldable self-locking crawling ladder for bus
19.08.2015
Patent
Elektronische Ressource
Englisch
IPC: | B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR |
Crawling ladder structure movably connected to tank truck and crawling ladder thereof
Europäisches Patentamt | 2021
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