Method for controlling protection visor

Method for controlling protection visor

  • CN 101,247,917 B
  • Filed: 08/03/2006
  • Issued: 03/12/2014
  • Est. Priority Date: 08/30/2005
  • Status: Active Grant
First Claim
Patent Images

1. a method of controlling protective cover (29), described protective cover (29) is positioned on the welding helmet (28) of welding equipment (1), wherein by described welding equipment (1) to sending/receiving device (30) transmission of signal, by the sending/receiving device (31) being associated with described protective cover (29), activate protective cover (29) that can be electrically activated and make described protective cover (29) dimmed, described sending/receiving device (31) is integrated in the described welding helmet (28), wherein, in welding process, ignite electric arc (15) afterwards, by the control appliance (4) of described welding equipment (1) via described sending/receiving device (30, 31) activate described protective cover (29), and make described protective cover (29) dimmed, it is characterized in that, in welding process, function as the process status of welding process, by making in an alternating manner described protective cover (29) dimmed and brighten to change dimmed intensity and/or the degree of described protective cover (29) repeatedly between two states of bright dark intensity or more state, wherein before reducing or changing dimmed intensity, by described control appliance (4), determine the levels of current that the current source (2) of described welding equipment (1) provides.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×