Automotive fuel hose
US7011114B2 · kind B2 · utility
20Cited by
9References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 29, 2004 |
| Grant date | Mar 14, 2006 |
| Priority date | — |
| Expiry date | Aug 4, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/1393
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
An automotive fuel hose having a three-layer structure excellent in sour-gasoline resistance and impact resistance. The automotive fuel hose includes a tubular inner layer in which fuel is adapted to flow; a low fuel permeability layer provided on an outer peripheral surface of the inner layer; and an outer layer provided on an outer peripheral surface of the low fuel permeability layer. The inner layer and the outer layer each including at least one of a polyolefin resin having a functional group and a polyamide resin and the low fuel permeability layer including a polyphenylene sulfide resin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.