Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Industrial Co LtdfiledCriticalMatsushita Electric Industrial Co Ltd
Priority to JP6536277ApriorityCriticalpatent/JPS53149148A/en
Publication of JPS53149148ApublicationCriticalpatent/JPS53149148A/en
PURPOSE: To surely and easily carry out the arc statting, by applying alternating current between the tungsten electorde and base metal at the time of arc statt starting and turning on direct current, correspondign to the positive and negative polarity of the electrode after arc movement.
COPYRIGHT: (C)1978,JPO&Japio
JP6536277A1977-06-021977-06-02Direct current tig welding machine
PendingJPS53149148A
(en)