Transmission with hydrodynamic torque converter and retarder
US4191072A · kind A · utility
26Cited by
8References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 14, 1977 |
| Grant date | Mar 4, 1980 |
| Priority date | — |
| Expiry date | Dec 14, 1997 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/2186
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A transmission which includes a hydrodynamic torque converter provided in the input side of a stepped gear transmission shiftable under load. The stator of a retarder is connected directly to a housing cover and a counterpressure valve, a lubrication pressure valve and a further valve for controlling the flow of the hydrodynamic unit and of the retarder are provided on this housing cover as well.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.