Electric bicycle
US9663177B2 · kind B2 · utility
3Cited by
18References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 21, 2015 |
| Grant date | May 30, 2017 |
| Priority date | — |
| Expiry date | Jul 21, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T90/16
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An electric bicycle includes a crank, a driving gear and a driven gear spaced from each other, and a belt engaged with the driving gear and the driven gear. An electric motor is coupled to the driving gear. A freewheel is disposed between the crank and the driving gear. At least a portion of the motor is concentric about the freewheel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.