Patent · US Expired

Direct-heated flow measuring apparatus having improved sensitivity response speed

US4843882A · kind A · utility

12Cited by
12References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 25, 1988
Grant dateJul 4, 1989
Priority date
Expiry dateJul 25, 2008

Classification

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

Abstract

In a direct-heated flow measuring apparatus including a film resistor having a substrate supported by a supporting member in a passage, at least one face of the substrate on the upstream side thereof is sloped with respect to a fluid stream within the passage.

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