Flow metering sight glass
US4704983A · kind A · utility
22Cited by
11References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 4, 1985 |
| Grant date | Nov 10, 1987 |
| Priority date | — |
| Expiry date | Sep 4, 2005 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/8359
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A metering sight glass is provided by a body of a transparent glass-like material having its ends polished to provide opposite viewing faces, the body being provided intermediate its length with dual axially aligned transverse passages, one of which provides a metering orifice, and the other of which provides a cavitation chamber positioned adjacent the metering orifice.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.