Electronic shift control
US4259882A · kind A · utility
34Cited by
10References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 3, 1978 |
| Grant date | Apr 7, 1981 |
| Priority date | — |
| Expiry date | Jan 3, 1998 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/19274
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A control system for a power shifted transmission with a hydraulic actuated friction clutch incorporating hydraulic valves controlled by an electronic system responsive to a torque signal from an input or output shaft in the transmission, and including a torque level controlled by a computer stage in the electronic control.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.