Suction duct
US6553953B1 · kind B1 · utility
17Cited by
1References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 29, 2000 |
| Grant date | Apr 29, 2003 |
| Priority date | — |
| Expiry date | Nov 29, 2020 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF05C2225/08
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
At least a part of a duct wall of a suction duct is formed out of a molded body of non-woven fabric. The non-woven fabric contains a thermoplastic resin binder.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.