CRIME PREVENTION DETECTION UNIT

摘要

PROBLEM TO BE SOLVED: To provide a crime prevention detection unit which is easy to assemble and can prevent a transmitter/receiver board from being wet even when rainwater or the like infiltrates its inside.;SOLUTION: This burglarn detection unit is composed of a unit main body (1) where one side unit body and the other side unit body are combined with a substrate (4) for transmitter/receiver mounted with a transmitter and receivers (6a)(6b) interposed. A clearance for drainage is formed at the outer peripheral side face part of the substrate (4) for transmitter/receiver and the internal wall of the unit main body (1), and a drain hole (5b) is formed at the bottom part of the unit main body (1).;COPYRIGHT: (C)2006,JPO&NCIPI