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公开(公告)号：US20240359263A1
公开(公告)日：2024-10-31
申请号：US18686226
申请日：2023-07-07
发明人： Chang-Je LEE , Min-Jae KANG
CPC分类号： B23K26/16 , B23K26/1462
摘要： Discussed is a welding device capable of minimizing welding defects, a battery manufacturing device and a vehicle manufacturing device including such a welding device are provided. The welding device can include a laser irradiation module configured to irradiate a laser to a welding portion; a protection module disposed outside the laser irradiation module and configured to block flying particles scattered from the welding portion; and a blocking module disposed outside the protection module and configured to block an inflow of the flying particles to the protection module by introducing a gas therein.
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