Flow noise reduction
US5226446A · kind A · utility
27Cited by
4References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 25, 1991 |
| Grant date | Jul 13, 1993 |
| Priority date | — |
| Expiry date | Jun 25, 2011 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/7869
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A flow noise reduction assembly having a fixed flow limiting orifice or an inlet pressure responsive flow control washer having a flow limiting orifice. A conically faced diverter is disposed closely adjacent the downstream face of the orifice and an expansion chamber is disposed downstream of the flow diverter for noise attenuation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.