FOLDING STAIR-CLIMBING TROLLEY

The present invention discloses a folding stair-climbing trolley comprising a bracket, wherein two insertion posts at a lower end of the bracket are sequentially inserted into a sliding sleeve, a sliding inner sleeve, a supporting sleeve, a toothed tube sleeve, a torsion spring and a foot stand, and...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	JIAN, Shikun
Format:	Patent
Sprache:	eng
Schlagworte:	HAND-PROPELLED VEHICLES, e.g. HAND CARTS, PERAMBULATORS LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS PERFORMING OPERATIONS SLEDGES TRANSPORTING
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