| 摘要 |
PROBLEM TO BE SOLVED: To detect a gas to be detected without delay while preventing malfunction of a circuit due to static electricity when a person touches a storage case. SOLUTION: The storage case 2 is provided with a gas sensor 3 which detects a gas to be detected according to the supply of a power from a power source part 5. The storage case 2 is provided with a ventilation section 4 connecting the outside and inside of the storage case 2. A power source part 5 is provided with a built-in battery 6a as a power source. The ventilation section 4 is formed in an opening hole penetrating the storage case 2, and a gas sensor 3 is arranged to face the ventilation section 4. COPYRIGHT: (C)2009,JPO&INPIT
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