Bicycle and crank assembly thereof
US11002304B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 29, 2018 |
| Grant date | May 11, 2021 |
| Priority date | — |
| Expiry date | Jan 29, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62K2015/003
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
The present application relates to the field of bicycle manufacturing technology, and in particular to a bicycle and a crank assembly thereof, comprising a first handle and a second handle, wherein one of the handles is connected to a transmission shaft and the other of the handles is connected to a pedal, the first handle and the second handle are rotatably connected, and the axis of rotation coincides with the extending direction of the crank; and further comprising a locking mechanism, wherein the first handle is rotatable with respect to the second handle when the locking mechanism is in the first state, and the locking mechanism limits the relative rotation of the first handle and the second handle when the locking mechanism is in the second state.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.