A trolley and a folding method thereof. The trolley includes a main bracket, a connecting mechanism, an upper bracket, a sliding mechanism, first to fourth connecting rods and a rear wheel. The main bracket has first and second ends. The upper bracket is connected to the first end through the connecting mechanism slidably arranged on the main bracket. Both ends of the first connecting rod are respectively connected to the sliding mechanism and the upper bracket. The second and third connecting rods are parallel to each other and connected to the sliding mechanism and the rear wheel. The fourth connecting rod has third and fourth ends and a bending portion. The third end is connected to the second connecting rod and located between the sliding mechanism and the rear wheel. The fourth end is connected to the connecting mechanism, at a middle section of which the bending portion is arranged.
TROLLEY AND FOLDING METHOD THEREOF
09.01.2025
Patent
Elektronische Ressource
Englisch
IPC: | B62B Von Hand bewegte Fahrzeuge, z.B. Handkarren oder Kinderwagen , HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS |