PHOTOHEATING APPARATUS AND FLOW PATH STRUCTURE
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United States of America
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Mar 6, 2025
app pub date -
Aug 21, 2024
filing date -
Aug 21, 2024
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Abstract
A photoheating apparatus includes: a light-emitting element substrate on which a plurality of light-emitting elements is mounted on a mounting surface being one main surface; a heat sink provided on a main surface of the light-emitting element substrate on a side opposite to the mounting surface, the heat sink including a plurality of heat absorbing flow paths through which a coolant flows; a flow path structure provided on a side surface of the heat sink opposite to the light-emitting element substrate, the flow path structure including a main body, a supply port through which the coolant flows from an outside to an inside of the main body, and a discharge port through which the coolant is discharged from the inside to the outside of the main body.
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