| 摘要 |
PROBLEM TO BE SOLVED: To provide a temperature sensor which does't need a power supply and wiring, the structure of which is simple and compact, capable of selecting specific temperature widely, and to provide a warning device capable of warning an abnormal temperature definitely. SOLUTION: The warning device is constituted of a temperature sensor composed of a metal container of heat conductivity and a chemical compound stored in the container to be decomposed by heat, for example, including the explosives, and the warning means provided with a built-in temperature sensor which is connected with parts generating, for example, sounds, colors, smells, and light rays. COPYRIGHT: (C)2006,JPO&NCIPI |
