Patent ID: 9266185
Filing Date: 2016-02-23
CPC Classification: B23K

Claim Text:
1. A tandem welding torch comprising: a torch fixing portion that fixes distal ends of two juxtaposed welding torches together; an insulation cover that protects proximal ends of the welding torches; a first torch proximal-end holding portion provided in the insulation cover to hold the proximal end of one of the welding torches; a second torch proximal-end holding portion provided in the insulation cover to hold the proximal end of the other welding torch; and a shock sensor unit that detects tilts and movements of the first torch proximal-end holding portion and the second torch proximal-end holding portion, wherein the shock sensor unit includes wherein the first sensor body and the second sensor body are located at positions that are point-symmetrical with respect to a center point between the first electrode and the second electrode, and wherein each of the first positioning pin and the second positioning pin is located at at least two positions that are point-symmetrical with respect to the center point between the first electrode and the second electrode.