Compensated pressure controller
US5230362A · kind A · utility
8Cited by
5References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 26, 1991 |
| Grant date | Jul 27, 1993 |
| Priority date | — |
| Expiry date | Dec 26, 2011 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/7764
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A pneumatic pressure controller includes an actuator (50) and a throttling valve (12) for regulating a flow of gas (10). A pressure comparator (22) provides a modulated pressure signal (58) to the controller (50). The pressure comparator (22) includes an outlet orifice (70) for compensating at elevated supply pressures, P.sub.SUP.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.