Refrigerant transporting hose
US5016675A · kind A · utility
22Cited by
8References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 16, 1989 |
| Grant date | May 21, 1991 |
| Priority date | — |
| Expiry date | Oct 16, 2009 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S138/04
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A refrigerant transporting hose having an inner tube, an outer tube located radially outwardly of the inner tube, and a reinforcing fiber layer interposed between the inner and outer tubes, such that the reinforcing fiber layer and the inner and outer tubes constitute an integral tubular body, the inner tube including a resinous layer formed of a composition containing as a major constituent thereof a blend of at least one aliphatic polyamide and at least one aromatic polyamide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.