Flow rate measuring unit and flow rate control unit
US9995607B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 29, 2016 |
| Grant date | Jun 12, 2018 |
| Priority date | — |
| Expiry date | Nov 29, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01F5/005
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A flow rate measuring unit, comprising a housing, which is composed of at least two housing parts that can be connected to one another and in which a flow passage extends, which branches off into a measuring channel branch and at least one bypass channel branch, wherein a substrate comprising a sensor system is disposed in the measuring channel branch. According to the invention, the flow passage includes a channel widening chamber in which an insert plate stack composed of at least two insert plates is disposed, which each include at least one plate-longitudinal recess extending in the longitudinal direction as the measuring channel branch and/or as the bypass channel branch. The insert plates are provided as insert parts for the channel widening chamber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.