| 摘要 |
PROBLEM TO BE SOLVED: To obtain a dust reduction device capable of restraining dusts such as dirt and pollen from entering a compartment. SOLUTION: This dust reduction device has an air-conditioning unit 3 capable of introducing outside air in a compartment 2. Before a door 8 of the compartment 2 is actuated to open, the air-conditioning unit 3 is actuated and the outside air is introduced in the compartment 2, so as to heighten pressure in the compartment 2. COPYRIGHT: (C)2008,JPO&INPIT
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