Disposable diaper

Details Disposable diaper Disposable diaper

2004-04-23

2010-02-23

Kidwell, Michele (Department: 3761)

Surgery

Means and methods for collecting body fluids or waste material

Absorbent pad for external or internal application and...

C604S385010, C604S378000

Reexamination Certificate

active

07666174

ABSTRACT:
Here is disclosed a disposable diaper, which includes a liquid-absorbent zone in a crotch region having first through fourth sections. A stiffness of the first and second sections formed from top- and backsheets is lower than a stiffness of the third and fourth sections formed from the top- and backsheets and an absorbent core. Stretchably elastic members extending in a longitudinal direction are contractibly attached to the fourth section. A liquid-absorbent zone in the crotch region is formed with a concavity (feces pocket) as the fourth section contract in the longitudinal direction under a contractile force of the elastic members.

REFERENCES:
patent: 4935021 (1990-06-01), Huffman et al.
patent: 2002/0151861 (2002-10-01), Klemp et al.
patent: 8-196565 (1996-08-01), None
patent: 2000-296148 (2000-10-01), None

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