Patent · US Expired

Capacitive sensor for a circuit for measuring the potential of a line conductor in a metalclad station

US5053915A · kind A · utility

3Cited by
4References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 17, 1990
Grant dateOct 1, 1991
Priority date
Expiry dateDec 17, 2010

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02B13/0356
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

The present invention relates to a capacitive sensor comprising two concentric capacitors having a common electrode, namely a high tension capacitor and an auxiliary capacitor, the sensor including two screens separating the two electrodes of the high tension capacitor, and these two screens leaving a gap between each other of constant size. The invention is applicable to metalclad stations.

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