Method for controlling gear change during shifting rule or variogram switching
US8180535B2 · kind B2 · utility
1Cited by
39References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 13, 2005 |
| Grant date | May 15, 2012 |
| Priority date | — |
| Expiry date | Oct 31, 2028 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2061/0227
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
The inventive method for controlling the gear change of an automatic gearbox provided with distinct shifting rules or variograms used according to a vehicle operating conditions consists in detecting and carrying out gear shifting requests sequential to the shifting rule or variogram switching, subject to the application of specific conditions only.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.