| 摘要 |
PROBLEM TO BE SOLVED: To provide a trap housing chamber that prevents deterioration and aging of an inner wall, a fixture and the like by preventing dew condensation, and suppresses generation of mold. SOLUTION: The trap housing chamber comprises a Peltier element 30 powered by a power supply means, a fan F for supplying air via a heating surface 30a of the Peltier element 30 to a trap 10b, and a pan 40, a recirculation pipe 41 and a check valve 42 capable of collecting dewdrops made on a cooling surface 30b of the Peltier element 30 to recirculate it to a downstream side of the trap 10b. COPYRIGHT: (C)2003,JPO
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