System and method for operating a vehicle in a low transmission range
US10953892B2 · kind B2 · utility
0Cited by
3References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 12, 2019 |
| Grant date | Mar 23, 2021 |
| Priority date | — |
| Expiry date | Jun 20, 2039 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2061/0237
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
Systems and methods for operating a driveline that includes a step ratio transmission or a continuously variable transmission (CVT) that may be operated in a step ratio mode are disclosed. In one example, engagement speeds for transmission gears are adjusted as a function of vehicle mass, road grade, and requested braking torque.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.