| 摘要 |
PROBLEM TO BE SOLVED: To prevent the lower-side extension of a back side outer sheet from swelling or everting. SOLUTION: An abdominal-side outer sheet 12F and the back-side outer sheet 12B are not continuous crotch side; the back-side outer sheet 12F has a back-side body portion 13 occupying a vertical range same as the bonding portion 12A and a back-side extending out portion 14 extending out in the lower-side of the back-side body portion 13; the back-side extending portion 14 has a breadthwise center portion 14M superposing on the absorbent body 20 and a buttock cover portion 14C extending out in both the sides; a first elongate elastic extendable member 15 is secured to the back-side body portion 13 while extending the same breathwise in a predetermined extension rate; a second elongate elastic extendable member 16 is secured to the buttock cover portion 14C while extending the same breadthwise in a predetermined extension rate; and the extension rate of the second elongate elastic extendable member 16 is higher than that of the first elongate elastic extendable member 15. COPYRIGHT: (C)2008,JPO&INPIT
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