Automotive vehicle microprocessor control having grade-holder vehicle speed control
US5224045A · kind A · utility
21Cited by
6References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 27, 1990 |
| Grant date | Jun 29, 1993 |
| Priority date | — |
| Expiry date | Nov 27, 2010 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02D2200/501
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A microprocessor engine control for a diesel engine powered truck is provided with a grade-holder vehicle speed control by another algorithm that is effective to cause the engine operation to move from one horsepower vs. speed curve to another when the vehicle encounters a change in load, such as when the vehicle encounters a change in grade.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.