Welding tongs arm for spot welding has carbon fiber sandwich construction with reduction in weight and supply of power and cooling medium takes place through hollow section of copper alloy between two carbon fiber sandwich side plates

摘要

Welding tongs arm has a carbon fiber-sandwich-construction with the reduction in weight and relocating the centroid for drive unit whereby the supply of the power and cooling medium takes place through a hollow section (7) of copper alloy between two carbon fiber sandwich side plates.