Digital automatic transmission control
US3961546A · kind A · utility
20Cited by
3References
37Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 17, 1974 |
| Grant date | Jun 8, 1976 |
| Priority date | — |
| Expiry date | Sep 17, 1994 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2061/1284
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A digital automatic control for a change-speed transmission receives digitally coded electrical signals from a gear selector and automatically shifts transmission gears, up to the maximum speed selected, to maintain transmission speed within a range which will assure the most efficient use of available engine power.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.