| 摘要 |
PROBLEM TO BE SOLVED: To prevent falling of a mouthpiece with respect to a shoulder cover of a beverage container without use of a packing and without increasing numbers of components.SOLUTION: An engagement part for detachably engaging a mouthpiece with a shoulder cover is configured from a first engaging piece which is integrally formed onto an outside surface of the mouthpiece, and a second engaging piece which is integrally formed onto an inside surface of the shoulder cover, is engaged with the first engaging piece and fixes the mouthpiece to the shoulder cover. The first engaging pieces 21a, 21b and the second engaging pieces 22a, 22b are present at two positions equally arranged in a circumferential direction. A lid packing 38 usually does not contact the mouthpiece 7 during opening and closing of a lid 8, and said lid packing 38 has a rotation regulation part 47 which contacts an inside surface of the mouthpiece and can prevent falling of the mouthpiece from the shoulder part 6, when an abnormal removal operation such that the shoulder cover 6 is inclined with respect to a container body 1 is performed. |
