Fluid transfer hose reinforced with hybrid yarn
US7572745B2 · kind B2 · utility
10Cited by
11References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 26, 2006 |
| Grant date | Aug 11, 2009 |
| Priority date | — |
| Expiry date | Sep 12, 2027 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/494
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A flexible hose comprising a tube, a knit fabric, and a cover. The knit fabric comprises a hybrid yarn which comprises a first yarn of co-para-aramid fibers and a second yarn of meta-aramid fibers. The hose exhibits significantly improved burst pressure and/or improved impulse fatigue resistance.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.