Corrugated hose with non-conforming outer layer for dispensing loose-fill insulation
US7887662B2 · kind B2 · utility
15Cited by
13References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 20, 2006 |
| Grant date | Feb 15, 2011 |
| Priority date | — |
| Expiry date | Sep 27, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T156/1038
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A hose assembly comprises: a flexible corrugated inner hose suitable for conveying and dispensing loose-fill insulation material, and a non-conforming outer hose snugly fitted about the inner hose, the outer hose having a substantially cylindrical outer surface that is substantially free of corrugations.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.