Variable analog output pressure switch
US7255009B1 · kind B1 · utility
1Cited by
8References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 27, 2006 |
| Grant date | Aug 14, 2007 |
| Priority date | — |
| Expiry date | Mar 27, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01L19/12
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A variable analog output pressure switch having a diaphragm attached to a plunger, the plunger controlling the amount of light detected by a photocell or photodetector, the photocell or photodetector outputting voltage roughly proportional to an applied pressure on the diaphragm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.