Air damper valve
US4241647A · kind A · utility
29Cited by
0References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 20, 1979 |
| Grant date | Dec 30, 1980 |
| Priority date | — |
| Expiry date | Aug 20, 1999 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/87483
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
An air damper having a plurality of blades of the opposed blade type is provided wherein such damper provides substantially uniform air flow distribution throughout the flow area of such damper.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.