Patent · US Expired

Differential type transit-time ionic pickup

US4448082A · kind A · utility

4Cited by
6References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 29, 1981
Grant dateMay 15, 1984
Priority date
Expiry dateSep 29, 2001

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01F1/7088
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

Ionic air-flow pickup (1) consisting of two working areas (2) and (3) separated by an intermediary grid (4) and associated with devices (5) to power the emission area (2) and devices (8) to detect the signals given off by the receiving area (3) in order to obtain an electrical signal which depends on the volume flow.

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