A dolly assembly comprises a base, a plurality of pneumatic cylinders connected to the base, a plurality of wheel assemblies connected to the plurality of pneumatic cylinders, and a pressure relief mechanism. The base has an outer surface configured to support cargo. The pressure relief mechanism is configured to bleed pressure from the plurality of pneumatic cylinders when the base is oriented at or exceeding a set angle.
Dolly with extendable wheel assemblies
2019-03-05
Patent
Electronic Resource
English
IPC: | B62B Von Hand bewegte Fahrzeuge, z.B. Handkarren oder Kinderwagen , HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS |
DOLLY ASSEMBLIES INCLUDING LOCKING ASSEMBLIES FOR LOCKING CHILD DOLLY CAROUSELS
European Patent Office | 2022
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