Flow regulating valve and method
US5685296A · kind A · utility
295Cited by
15References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 21, 1995 |
| Grant date | Nov 11, 1997 |
| Priority date | — |
| Expiry date | Apr 21, 2015 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG05D7/0113
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A flow regulating system including a valve and a method for maintaining a constant gas flow rate through a patient circuit to ambient exhaust at varying gas pressure by means of differential gas pressure applied to opposed sides of a valve diaphragm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.