| 摘要 |
PROBLEM TO BE SOLVED: To exactly deal with abnormal heating and a fire disaster in internal equipment of an industrial machine 1 in a factory. SOLUTION: In this fire alarm system, fire sensors A, B, C are provided in the internal equipment 2 of the industrial machine 1 in the factory, and conductors of electric wires D1, D2 are connected to a buzzer and an electric power source. COPYRIGHT: (C)2008,JPO&INPIT
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