Built-in motor for bicycle and electric powered bicycle
US10876602B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 26, 2017 |
| Grant date | Dec 29, 2020 |
| Priority date | — |
| Expiry date | May 26, 2037 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2200/2007
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A built-in motor for a bicycle and an electric powered bicycle are provided. The built-in motor includes: a motor shell, a motor inner stator fixed in the motor shell by means of an inner stator frame; a motor outer rotor is installed on the inner stator frame, the motor outer rotor and a motor body output shaft being connected into a whole; a first planetary gear mechanism arranged in the inner stator frame, and the first planetary gear mechanism being used for increasing input human force before outputting the same; a ring gear of the first planetary gear mechanism is connected with an elastic body, the elastic body being fixedly arranged in the inner stator frame; a torque sensor is arranged on the elastic body, the torque sensor being used for measuring the pedaling force provided by a rider to the bicycle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.