Inner closure cap for bottle or tube type container

摘要

An inner closure cap, adapted to be tightly fitted to an open end of a neck portion of a container and covered with an outer closure cap engageable with the outer periphery of the neck portion, includes a cap body having a pouring hole and an upper surface and a sealing member for hermetically closing the pouring hole. The upper surface and the sealing member are formed with respective rings having vertical sides, and the sealing member is adhered to the upper surface with the rings being fitted therebetween in adhesion.