Patent · US Expired

Fluid flow measuring and proportional fluid flow control device

US7292945B2 · kind B2 · utility

6Cited by
6References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 18, 2003
Grant dateNov 6, 2007
Priority date
Expiry dateMar 26, 2024

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06N7/02
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

The present invention provides restrictive-flow flow measurement devices, valve improvements and signal control devices and processes that control the flow of liquids, including control processes for single-liquid calibration.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.