Semi-automatic mechanical transmission control and control method
US4937749A · kind A · utility
13Cited by
9References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 18, 1988 |
| Grant date | Jun 26, 1990 |
| Priority date | — |
| Expiry date | Nov 18, 2008 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2061/0234
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A control system and method for a semi-automatic mechanical transmission system (10) is provided for sensing high resistance to vehicle forward movement and allowing engagement of a gear ratio lower than the lowest engageable ratio at substantially constant vehicle speed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.