Folding cart
US12358545B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 10, 2022 |
| Grant date | Jul 15, 2025 |
| Priority date | — |
| Expiry date | Dec 4, 2043 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62B2205/104
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A folding cart includes a frame body and a wheel assembly located at a lower part of the frame body. A pull rod assembly is arranged on the frame body in a matched manner. The frame body includes a bottom frame assembly and a side frame assembly which can be folded or unfolded. The side frame assembly includes a plurality of side rail units and a plurality of leg tube assemblies for connecting two adjacent side rail units. Each leg tube assembly includes a leg tube body, an upper leg tube seat located at an upper part of the leg tube body, and a lower leg tube seat located at a lower part of the leg tube body. The wheel assembly includes a plurality of wheel units configured to be detachably and fixedly installed to the lower leg tube seats by first locking and fixing mechanisms.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.