Shape retention hose construction
US4966202A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Nov 14, 1988 |
| Grant date | Oct 30, 1990 |
| Priority date | — |
| Expiry date | Nov 14, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S138/08
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A shape retention hose contruction and method of making the same are provided, the hose construction comprising a length of flexible tubular hose formed mainly of polymeric material and having opposite end portions and an intermediate body portion that defines internal and external peripheral surfaces of said hose, and a shape retention unit carried by the hose and being adapted to generally retain the shape of the hose construction when the hose and its carried shape retention unit are jointly bent into a particular shape, the shape retention unit comprising a deformable tubular member having opposed ends and a continuous sidewall between the ends that defines an internal and external peripheral surface of the tubular member, the hose and tubular member being telescoped together with the surfaces of the tubular member being disposed closely adjacent the surfaces of the hose.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.