×

Arc welding control device

  • US 20070034617A1
  • Filed: 06/21/2005
  • Published: 02/15/2007
  • Est. Priority Date: 06/24/2004
  • Status: Abandoned Application
First Claim
Patent Images

1. An arc welding control unit comprising a heat radiating unit built in a box body for discharging the air heated by a heat generating first electrical element to the outside, wherein the heat radiating unit has a tunnel-type shape including an outer peripheral portion for defining a cavity portion allowing the air to flow therethrough.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×