Control apparatus and control method for automatic transmission
US10408338B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 23, 2018 |
| Grant date | Sep 10, 2019 |
| Priority date | — |
| Expiry date | Mar 4, 2038 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2306/24
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A control apparatus for a stepped automatic transmission in which one of a plurality of shift speeds is established by selectively engaging a plurality of frictional engagement elements, the stepped automatic transmission mounted on a vehicle, the control apparatus includes: an electronic control unit configured to perform a control of prohibiting a plurality of shift that is transitioning from an upshift speed change to a downshift speed change, for a predetermined period, when a downshift speed change requirement is requested by an occurrence of an accelerator depression operation during an inertia phase of the upshift speed change in a driven state of a vehicle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.