Patent · US Expired

Voltage surge suppressor

US4628394A · kind A · utility

20Cited by
3References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 27, 1984
Grant dateDec 9, 1986
Priority date
Expiry dateSep 27, 2004

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02H9/005
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A transient voltage surge suppressor for an AC powerline comprises two semiconductor voltage limiting devices before a low pass LC filter and a third semiconductor voltage limiting device after the filter. The suppressor can be plugged into a 120 volt receptacle for protection of sensitive electronic equipment.

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