Method for producing storage battery of electric storage device, involves providing welding mask on battery cells so that portions of battery cells are projected into compartments of mask, and welding metal plates with battery cells

摘要

The method involves providing battery cells (14) and a welding mask with several compartments for receiving metal plates (15,16). The metal plates are releasably arranged in the compartments. The welding mask is provided on the battery cells so that portions of the battery cells are projected into the compartments. The metal plates are welded with the battery cells by electric resistance welding. An independent claim is included for welding mask.