Hubless wheel and related stroller
US8967636B2 · kind B2 · utility
4Cited by
23References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 27, 2013 |
| Grant date | Mar 3, 2015 |
| Priority date | — |
| Expiry date | Mar 30, 2033 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62B2301/25
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A stroller includes a frame and a plurality of hubless wheels. A seat is disposed on the frame. The hubless wheels are disposed on the frame. The hubless wheel includes a rim, an internal sliding structure and at least one bridging component. A tire is disposed on the hubless wheel. The rim has an external sliding structure on an inner surface of the rim. The internal sliding structure is disposed inside the external sliding structure. The bridging component is disposed between the external sliding structure and the internal sliding structure. The bridging component revolves on its own axis.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.