| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a plastic bottle capable of efficiently absorbing an impact when the impact due to falling or the like is applied and preventing a content from leaking to the outside. <P>SOLUTION: The plastic bottle includes a bottle body 2 which has at least a bottom part 3, a body part 4 standing in a tubular shape on the outer circumference of the bottom part 3, and an opening neck part 6 standing in a tubular shape on the diameter-contracted upper end of the body part 4, and which is shaped by blow-molding a synthetic resin material wherein there are mounted on the bottom part 3 a recess 7 the central part of which protrudes to the inside of the bottle body 2 and a ring-like leg part 8 enclosing the circumference of recess 7, and the bottom surface of the leg part 8 is provided with at least two protrusions 10a and 10b different in length in the circumferential direction from each other. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
