Electric arc-welding systems
    1.
    发明授权
    Electric arc-welding systems 失效
    电弧焊系统

    公开(公告)号:US3581050A

    公开(公告)日:1971-05-25

    申请号:US3581050D

    申请日:1968-07-29

    Applicant: NAT RES DEV

    CPC classification number: B23K9/10 B23K9/1018 B23K9/173

    Abstract: Different preselected combinations of the values of welding parameters in a consumable electrode arc-welding process are obtained when a selector switch is moved through its different positions. The switch is inserted into the hub of the reel of electrode wire which is to be fed to the welding torch. The reels are coded so that the switch is moved to a position which will select a combination of values appropriate for the wire carried by that reel.

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