Patent · US Expired

Inverting apparatus

US4709317A · kind A · utility

16Cited by
3References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 15, 1986
Grant dateNov 24, 1987
Priority date
Expiry dateSep 15, 2006

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02M5/458
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An inverting apparatus comprises: a capacitor input type rectifying circuit consisting of a full-wave rectifier and a smoothing capacitor; a single-phase bridge inverter having four semiconductor switches; and a driving control unit for opening and closing the semiconductor switches, wherein the smoothing capacitor is provided with a switch to open and close the smoothing capacitor.

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