Hydraulic fluid system
US3956154A · kind A · utility
16Cited by
4References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 11, 1974 |
| Grant date | May 11, 1976 |
| Priority date | — |
| Expiry date | Feb 11, 1994 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2040/08
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An aircraft hydraulic fluid comprising (1) a base stock material, and (2) a low molecular weight polyester additive consisting of C.sub.2 -C.sub.18 dicarboxylic acid and a C.sub.2 -C.sub.18 diol. By incorporating about 1 to about 20 percent by weight of said additive in said hydraulic fluid, an essentially shear stable hydraulic fluid results.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.