Welding knurling.

摘要

Invention Name: Welding knurling.The invention relates to a welding knurling (1) for welding metal plates (52, 54), The knurling (1) comprises a contact surface (2) meshed with a disc (4) with a diameter (D1) less than 100 mm and a cooling system (20) including a first cooling circuit (22) and a second cooling circuit (24).Abstract figure: Figure 1