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1.发明授权Solid state heat control and initiating circuit for a resistance welder control 失效用于电阻焊接控制的固态控制和启动电路
公开(公告)号：US3597575A
公开(公告)日：1971-08-03
申请号：US3597575D
申请日：1970-04-13
Applicant: SQUARE D CO
Inventor： ECKL JAMES J , GRIFFIN JAMES T
CPC classification number: B23K11/252
Abstract: A solid state control for a resistance welder which will prevent false tripping of a solid-state logic memory in response to bounce of the contacts of an initiating switch which initiates and terminates welding current flow and a heat control circuit that will provide equal opposite polarity half cycles of welding current flow under varying ambient temperature conditions.
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