Patent · US Expired

Electronic readout for a rotameter flow gauge

US5099698A · kind A · utility

38Cited by
18References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 14, 1989
Grant dateMar 31, 1992
Priority date
Expiry dateApr 14, 2009

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01F1/24
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

An electronic readout for a rotameter flow gauge which includes means for optically scanning a rotameter flow gauge and determining the position of a float within the rotameter.

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