CLOSING DEVICE WITH FIRST OPENING INDICATION

摘要

The inventive closing device with a first opening indication unit comprises a cylindrical cap provided with a checker in the form of a round plate which is arranged in the top end face of the cap in the orifice. The cylindrical cap embraces the structure which is secured to the neck of a container and consists of a dispenser, one-way valve and a ball; the dispenser comprises a body with a skirt and a threaded spout with a dispensing tube; the one-way valve is formed in one piece with the dispenser body; prismatic stops and a seat are made on the surface of the dispenser body and the threaded spout comprises a closing element in the form of a body of rotation