Patent · US Expired

Fluid gauging apparatus using integral electrical sensor and a stick gauge

US5627380A · kind A · utility

22Cited by
22References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 28, 1994
Grant dateMay 6, 1997
Priority date—
Expiry dateJun 28, 2014

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S250/904
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

Apparatus for detecting fluid level in a container, comprises a housing adapted to be disposed in the container; a float with an associated magnetic element, the float position corresponding to fluid level in the container; a magnetostrictive sensor disposed inside the housing; and a stick gauge disposed inside the housing; the magnetostrictive sensor and the stick gauge each being operable to determine the float position.

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