| 摘要 |
PROBLEM TO BE SOLVED: To provide a hinge cap with a virgin mechanism for which the opera tion at the time when an initial hole is opened is easy and the feeling of use is good. SOLUTION: Screw sections 18 and 34 are provided on an outer peripheral wall 12 of an inner stopper 10 and an inner peripheral face of a cap main body 31 and screwed thereon to fit and fix the cap main body 31 on the inner stopper 10 movably in the up and down direction, and a guide cylinder 36 to be inserted from the lower face of an upper face wall of the cap main body into a pouring outlet 35 is suspended on the cap main body 31, and a pointed end 38 with its section formed into the sharp shape is provided on a part in the peripheral direction of the lower end edge of the guide cylinder 36, and when an exterior cap 30 is screwed into the inner stopper 10, a film 15 is gradually broken in the peripheral direction by the pointed end 38. |
