LASER WELDING DEVICE
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United States of America Patent
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Issued Date -
Aug 15, 2024
app pub date -
Dec 28, 2023
filing date -
Feb 9, 2023
priority date (Note) -
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Abstract
A laser welding device that welds an object to be welded including two or more members includes: a welding laser irradiation unit that faces the object, the welding laser irradiation unit welding the object by irradiating a target portion of the object with laser light; and a heating device disposed on an opposite side to the welding laser irradiation unit seen from the object, the heating device preheating the target portion by heating the target portion from the opposite side.
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