Oil composition for automatic transmission
US6878678B2 · kind B2 · utility
0Cited by
13References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 29, 2002 |
| Grant date | Apr 12, 2005 |
| Priority date | — |
| Expiry date | Mar 29, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2040/042
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
To provide an oil composition for automatic transmission having high wet friction torque capacity and shudder preventing performance, and excellent also in durability of shudder preventing performance as an automatic transmission oil for lock-up clutch and slip control.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.