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Disposable napkin

A disposable, diaper technology, applied in the fields of medical science, clothing, underwear, etc., can solve the problems of easy access, difficult opening, and no

Inactive Publication Date: 2002-10-09
UNI CHARM CORP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] In the diaper disclosed in the above document, there is no structure to actively space the rear end of the front core from the front end of the rear core toward the upper side of the lower core. The cores are easy to contact each other, and the bag is difficult to open

Method used

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Examples

Experimental program
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Embodiment Construction

[0021] Referring to the accompanying drawings, the disposable diaper of the present invention will be specifically described by taking an open-type diaper as an example.

[0022] figure 1 , 2 is a partially cutaway perspective view of the disposable diaper 1A shown from the outer layer 2 side, along figure 1 The cross-sectional view of the A-A line in Figure 3, Figure 4 for along figure 1 The cross-sectional view of the B-B line in the figure is shown in the wearing state connecting the front and rear waist regions 20 and 22 figure 1 A perspective cutaway view of the diaper 1A. exist figure 1 , arrow X indicates the horizontal direction, and arrow Y indicates the vertical direction. In addition, "the inner surface of the inner and outer layers 2, 3" means the surface which faces the 1st core 4, and "the outer surface of the layer 2, 3" means the surface which does not face the 1st core 4. In addition, "the inner surface of the liquid-permeable layer 5" means the surface...

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PUM

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Abstract

A disposable diaper (1A, 1B, 1C) includes a basic absorbent batt structure (4A) having front and rear waist regions (20, 22) and a crotch region (21), a pair of barrier cuffs (7) extending along opposite sides of the basic absorbent batt structure (4A) and at least one supplementary absorbent batt structure (6A) placed on the front waist region (20) of the basic absorbent batt structure (4A) between the barrier cuffs (7). The supplementary absorbent batt structure (4A) has a proximal end portion (6c) thereof joined to the front waist region (20) of the basic absorbent batt structure (4A) and has the vicinity of a distal end portion (6d) thereof joined to the vicinities of the barrier cuffs (7). <IMAGE>

Description

technical field [0001] The present invention relates to a disposable diaper for absorbing and retaining excrement. Background technique [0002] JP Patent Publication No. 8-196565 discloses a disposable diaper comprising a liquid-permeable outer layer, a liquid-impermeable inner layer, and a liquid-absorbent core disposed between these layers. It is formed by an upper core and a lower core. The upper core is formed from a front core extending from the front waist region toward the crotch region and a rear core extending from the rear waist region toward the crotch region. In the diaper, the rear end portion of the front core is spaced apart from the front end portion of the rear core at a predetermined dimension in the longitudinal direction in the crotch region, and the outer layer covering the top surface of the upper core is placed behind the front core. The front end of the end and rear cores is bent toward the side of the lower core, and the outer layer is folded betw...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A61F13/53A61F5/44A61F13/15A61F13/49A61F13/494A61F13/535
CPCA61F13/49426A61F13/49466A61F13/495A61F13/535
Inventor 大西和彰佐山宁丹治浩之
Owner UNI CHARM CORP
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