Device for controlling a lock-up clutch in an automatic transmission
US4095486A · kind A · utility
33Cited by
5References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 9, 1976 |
| Grant date | Jun 20, 1978 |
| Priority date | — |
| Expiry date | Jul 9, 1996 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H61/14
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A device for controlling a lock-up clutch incorporated in an automatic transmission together with a torque converter, wherein engagement and disengagement of the lock-up clutch are controlled by utilizing transitional variation characteristic of the oil pressure supplied to oil pressure servo means incorporated in the transmission.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.