CAP SEALING STRUCTURE IMPROVING SEALING EFFICIENCY FOR RECEIVING DIFFERENT KINDS OF MATERIALS

摘要

PURPOSE: A cap sealing structure for receiving different kinds of materials is provided to improve sealing efficiency thereof, resulting in extension in preservation time of the materials received in the vessel. CONSTITUTION: In a cap(1) coupled to a neck(100) or other appropriate opening portions of a vessel used to contain different kinds of materials, the cap comprises a fixed member(10) coupled around the neck of the vessel, and a movable member(20) coupled to the fixed member so as to define a reservoir space(22) therebetween. In order to improve sealing ability of the reservoir space, a soft sealing member(30) is provided at a sealing portion(11) of the fixed member or a lower end of a tube(21) of the movable member.