AUTOMATIC WATERFLOW DETECTING DEVICE OF PISTON VALVE TYPE

摘要

PURPOSE: An automatic piston valve type flowing water sensing device is provided to automatically detect flowing water generated from a water pipe. CONSTITUTION: An automatic piston valve type flowing water sensing device comprises a main body(5), a cylinder(6), a piston(7), and a switch(9). The main body has an inlet port and an outlet port. In the cylinder, both ends thereof are opened. The cylinder is equipped in inner wall of the main body in order to communicate with the inlet port. The switch is equipped in the outside of the main body and has an electrical function.