Multi stage pressure regulator
US7575020B2 · kind B2 · utility
6Cited by
12References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 28, 2006 |
| Grant date | Aug 18, 2009 |
| Priority date | — |
| Expiry date | May 29, 2027 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/87378
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A pressure regulator is disclosed wherein multiple valve stages are used to accommodate low flow rates and to maximize a turn-down ratio of the regulator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.