Cart with movable platform
US8282111B2 · kind B2 · utility
39Cited by
27References
27Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Oct 19, 2009 |
| Grant date | Oct 9, 2012 |
| Priority date | — |
| Expiry date | Dec 14, 2029 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62B3/0631
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A cart may include a frame, a plurality of wheels carried by the frame, a platform movably carried by the frame, and a lift assembly. The lift assembly may be carried at least in part by the frame and operably associated with the platform to move the platform relative to the frame. The lift assembly may include at least one hydraulic actuator having a piston rod movable under hydraulic pressure to move the platform relative to the frame.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.