| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a bottle which maintains a high buckling strength to improve stiffness against dent or the like. <P>SOLUTION: At least one part of the part along the extending direction of a pillar section 13b formed on a barrel section 13 in an annular recessed channel 16, 17 is defined as a reinforcing rib section 18 and the part except the reinforcing rib section 18 is defined as a reinforcing channel section 18b which has a bigger depth in the inward diameter direction than that of the reinforcing rib section 18. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
