Patent · US Expired

Liquid quantity sensor and method

US5726908A · kind A · utility

21Cited by
20References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 20, 1995
Grant dateMar 10, 1998
Priority date
Expiry dateMar 20, 2015

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF17C2270/0509
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A sensor apparatus is described that detects and indicates the quantity of cryogenic liquid in a Dewar container, independent of the spatial orientation and the physical motions acting on the container.

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