| 摘要 |
PROBLEM TO BE SOLVED: To provide a hand-carry type device for detecting suspicious persons for crime prevention, capable of satisfactorily detecting a suspicious person lurking in darkness. SOLUTION: This detector is constituted by providing a detecting section 3 into which an infrared sensor for detecting a person is fitted on one end side of a battery housing section 2, in which batteries can be housed and whose periphery can be held with hand, along with providing a red light-emitting section 4 which goes to a luminous state, when the infrared sensor detects the person, on the other end side of the housing section 2. COPYRIGHT: (C)2005,JPO&NCIPI |
