Patent · US Expired

Plasma-cutting torch with integrated high frequency starter

US7022935B1 · kind B1 · utility

20Cited by
39References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 8, 2003
Grant dateApr 4, 2006
Priority date
Expiry dateDec 8, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05H1/3421
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

The present invention is directed to a system including a plasma cutting torch having an output electrode and a plasma cutter starting circuit configured to generate a pilot arc at the output electrode.

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