Electro-mechanical transmission control system
US8357074B2 · kind B2 · utility
3Cited by
10References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 30, 2010 |
| Grant date | Jan 22, 2013 |
| Priority date | — |
| Expiry date | Feb 12, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S477/907
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A system for robust fault detection in an electrically variable, hydraulically controlled transmission includes independently monitoring hydraulic pressure within a hydraulic control circuit and electric machine rotation for detecting clutch state faults.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.