Reconfigurable hybrid gear train
US8491431B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Nov 30, 2010 |
| Grant date | Jul 23, 2013 |
| Priority date | — |
| Expiry date | Oct 15, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/62
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A gear train may include a first planetary gear set, which may include a first sun gear, a first ring gear, and a first carrier. The gear train may also include a second planetary gear set, which may include a second sun gear, a second ring gear, and a second carrier. Additionally, the gear train may include a first clutch configured to selectively connect the first carrier with the second carrier, as well as a second clutch configured to selectively connect the first sun gear with the second sun gear. The gear train may also include a first brake configured to selectively fix the second sun gear, as well as a second brake configured to selectively fix the first carrier.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.