Mass flowmeter having measuring ranges measured by two separate methods
US6988400B2 · kind B2 · utility
3Cited by
6References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 12, 2004 |
| Grant date | Jan 24, 2006 |
| Priority date | — |
| Expiry date | May 12, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01F7/00
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A flowmeter of the thermal type with a single flow sensor is connected to control and temperature measuring elements for measuring in a first measuring range by a first measuring method and in a second measuring range by a second measuring method. Detection elements detect the measuring method to be selected on the basis of a flow measurement, and control elements control the flow sensor in accordance with the selected measuring method.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.