Bicycle shift control apparatus with preferential shifting
US7288038B2 · kind B2 · utility
21Cited by
9References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 20, 2004 |
| Grant date | Oct 30, 2007 |
| Priority date | — |
| Expiry date | Dec 17, 2025 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62M25/08
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A shift control apparatus is provided for a bicycle that has a front transmission and a rear transmission, wherein each transmission has a plurality of gear steps. The apparatus comprises a travel condition sensing unit and a control unit that operates one of the front transmission and the rear transmission in priority to the other one of the front transmission and the rear transmission based on the travel condition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.