Patent · US Expired

Fluid flow sensor

US6631638B2 · kind B2 · utility

43Cited by
62References
57Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 30, 2001
Grant dateOct 14, 2003
Priority date
Expiry dateJan 30, 2021

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01P5/12
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A flow sensor for determining the velocity and direction of a fluid flow including a substrate, a heat source located on the substrate, and a first and a second heat sensor located on the substrate to detect at least a portion of heat generated by the heat source. The first and second heat sensors and the heat source are arranged in a non-linear orientation.

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