The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 15, 2022
Filed:
Jun. 22, 2017
Applicant:
Esab Ab, Gothenburg, SE;
Inventor:
Andrzej Mnich, Gothenburg, SE;
Assignee:
ESAB AB, Gothenburg, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K 9/067 (2006.01); B23K 9/167 (2006.01); H02M 11/00 (2006.01); H02M 3/335 (2006.01); B23K 9/10 (2006.01); B23K 37/00 (2006.01); B23K 37/02 (2006.01);
U.S. Cl.
CPC ...
B23K 9/0677 (2013.01); B23K 9/1081 (2013.01); B23K 9/167 (2013.01); H02M 3/33507 (2013.01); H02M 11/00 (2013.01); B23K 37/006 (2013.01); B23K 37/0258 (2013.01);
Abstract
An ignition device for welding equipment includes a capacitor, a transformer, a high voltage output circuit connected to a secondary winding of the transformer, a discharging switch enabling discharge of the capacitor to a primary winding of the transformer, a charger and an operation control circuit that controls the charger and the discharging switch.