AUTOMATIC FLASHER UNIT

摘要

PROBLEM TO BE SOLVED: To stop intrusion of water droplets through an opening edge of a base closed with a cover into its inside and thereby to prevent the intrusion of rainwater into the inside. SOLUTION: This automatic flasher unit is provided with: plural terminal blocks 1 respectively connected to a power source and a control load; a switch function block 2 for making and breaking connection between the terminal blocks 1 connected to the power source and the terminal blocks 1 connected to the control load by using the circumferential external light; a base 3 formed into a box-like shape having an opening in the front face and used for housing the plural terminal blocks 1 and the function blocks 2 in its inside; a light receiving cover 4 formed into a box-like shape having an opening in the rear face and used for closing the opening of the base 3; and a cover 5 mounted to the front face of the receiving cover 4. Fitting parts 30 and 40 fitting to each other are formed in the opening edge part of the base 3 and the opening edge part of the receiving cover 4, and the fitting parts 30 and 40 are fixed to each other by an adhesive or by means of ultrasonic welding.