Method of controlling the apply element during a kickdown shift for an electronic automatic transmission system
US4951200A · kind A · utility
19Cited by
32References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 29, 1988 |
| Grant date | Aug 21, 1990 |
| Priority date | — |
| Expiry date | Apr 29, 2008 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2306/52
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A method for controlling the apply element during a kickdown shift for an electronic automatic transmission system by controlling the turbine speed along a desired slope to adaptively predict how much time remains to fill the apply element after having achieved a predetermined target speed for the turbine.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.