Variable speed transmission and related methods
US11459098B2 · kind B2 · utility
0Cited by
94References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 27, 2019 |
| Grant date | Oct 4, 2022 |
| Priority date | — |
| Expiry date | Jun 26, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K7/116
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A variable speed transmission is disclosed, with a transmission apparatus which includes a planetary gear set having a ring gear and a sun gear. The variable speed transmission further includes a primary engine for powering the sun gear, a braking device engaging the ring gear, and a controller configured to alter the rotational speed of the ring gear by adjusting the braking device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.