| 摘要 |
PROBLEM TO BE SOLVED: To suppress discomfort by removing an odor component present in an enriched gas passage extending from an air sending means to a discharge port. SOLUTION: This gas enrichment device comprises a gas enrichment unit having the function of enhancing the concentration of a predetermined gas component, the air sending means for sending the enriched gas, and the discharge port for discharging the enriched gas sent from the air sending means. This device further comprises a liquid storage vessel and an air sending means for passing the enriched gas through a polar liquid in the liquid storage vessel within the enriched gas passage from the air sending means to the discharge port. COPYRIGHT: (C)2005,JPO&NCIPI
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