Control apparatus for vehicular automatic transmission
US8249785B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 29, 2009 |
| Grant date | Aug 21, 2012 |
| Priority date | — |
| Expiry date | Aug 23, 2030 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2200/2007
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A control apparatus for a vehicular automatic transmission which has a plurality of coupling elements selectively released and engaged to perform shifting actions, the control apparatus including a shift control portion configured to control at least one specially controlled coupling element which is included in the coupling elements provided to perform the shifting actions of the automatic transmission and which is placed in a fully released state prior and subsequent to the shifting action performed according to a presently generated shifting command, the shift control portion controlling each specially controlled coupling element so as to enable the specially controlled coupling element to have a torque capacity during the shifting action performed according to the presently generated shifting command.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.