Noise control for fluid pressure reduction device for high pressure drop ratio
US8387666B2 · kind B2 · utility
3Cited by
18References
22Claims
0Family size
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Key dates
| Filing date | Feb 25, 2011 |
| Grant date | Mar 5, 2013 |
| Priority date | — |
| Expiry date | Apr 24, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/87249
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
An improved fluid pressure reduction device including a perimeter and a hollow center aligned along a longitudinal axis, and further including an inlet region at the hollow center and an outlet region at the perimeter, wherein the outlet region includes multiple dimensioned outlet areas arranged to substantially reduce outlet tone generation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.