Invention Grant
US3584178A Can body welding machine 失效
CAN身体焊接机

Can body welding machine
Abstract:
A can body welding machine which includes a mandrel, a device for wrapping a can body blank about the mandrel, and roller electrodes for welding overlapped edges of the blank to form the side seam of the can body. A sensing device is used to control the initiation and termination of welding current flow.
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