Front gear changer
US9890838B2 · kind B2 · utility
13Cited by
14References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 31, 2013 |
| Grant date | Feb 13, 2018 |
| Priority date | — |
| Expiry date | Jan 31, 2033 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62M9/132
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An electromechanical front gear changer for a bicycle is provided, the bicycle having a chain, including a base member attachable to the bicycle. A linkage is movably coupled to the base member. A chain guide is movably coupled to the linkage for contacting the chain. A motor is supported by the base member. A gear transmission is driven by the motor to move the linkage. A CPU is provided for controlling the motor and a power supply is supported by the base member to power the motor and the CPU.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.