| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a synthetic resin-made container capable of preventing a sink mark caused by material shrinkage from occurring during molding. <P>SOLUTION: In the synthetic resin-made container equipped with a mouth part 3 which is integrally connected to a body part 1 of the container via a neck ring 2 to spout a content with a lip 3a to attachably/detachably fit a plug 4 thereto/therefrom as a spouting end, at least two annular bodies 5a and 5b connected to each other via a thin-walled cylindrical body 6 and arranged along the surrounding of the mouth part 3 are provided between the lip 3a and the neck ring 2. An outer edge present on the same line is formed on the annular bodies 5a and 5b and the lip 3a along the axis of the container. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
