UNDERWEAR TYPE DISPOSABLE DIAPER

摘要

PROBLEM TO BE SOLVED: To provide an underwear type disposable diaper having joints providing a superior feeling not irritating the skin during wearing, preventing careless tearing during wearing and providing easy peeling off in disposal. SOLUTION: The underwear type disposable diaper is formed by joining both mutually facing side rim parts of front and rear body parts of an underwear member. The joints of the both side rim parts are formed by a number of joining lines forming V-shapes arranged along the both side rim parts. The joining lines forming the V-shapes are arranged in V-shapes with both end parts spreading toward opening sides in the joint in neighborhoods of a waist circumference opening and leg circumference openings.