# US 9,867,741 B2 · Absorbent articles with elastics in multiple layers

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- Number: US 9,867,741 B2
- Document ID: US9867741B2
- Status: Granted
- Kind: B2
- Application number: 15/159,142
- Filed: 2016-05-19
- Published: 2016-09-15
- Granted: 2018-01-16
- Earliest claimed: 2012-05-15
- Assignees: The Procter & Gamble Company
- Applicants: The Procter & Gamble Company
- Inventors: Sarah Marie Wade; Tina Marie Glahn; Gary Dean LaVon; Diana Woehnl Juratovac; Kaoru Ishihara; Masaharu Nishikawa; Ronald Joseph Zink; Anna Elizabeth Macura
- Web page: https://patentgrep.com/patent/US9867741B2

## CPC

- A61F 13/49011: {the elastic means is located at the waist region}
- A61F 13/49012: {the elastic means being elastic panels}
- A61F 13/49019: {the elastic means being placed longitudinally, transversely or diagonally over the article}
- A61F 13/4906: {the diaper having an outer chassis forming the diaper and an independent absorbent structure attached to the chassis}
- A61F 13/49061: {the diaper having one or two waist members forming the diaper waist region and an independent absorbent structure attached to the one or two waist members forming the crotch region}
- A61F 13/5622: {specially adapted for diapers or the like}
- A61F 13/64: Straps, belts, ties or endless bands ({A61F13/5605, A61F13/5622}, A61F13/66 take precedence)
- A61F 2013/49088: {characterized by the leg opening}
- A61F 2013/49098: {Other Details not otherwise provided of the absorbent articles specially adapted to be worn around the waist}
- F04C 2270/0421: Controlled or regulated
- A61F: FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS (dental prosthetics A61C)
- F04C: ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS (engines F03C); ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS

## Abstract

Absorbent articles that include elastics in multiple layers are disclosed herein.

## Claims

### Claim 1

An absorbent article having a center chassis, the center chassis comprising a topsheet, a backsheet and an absorbent core, the absorbent article comprising:
a front waist region and a front waist edge;
a back waist region and a back waist edge;
an inner belt portion disposed in one or both of the front waist region and back waist region;
an outer belt portion disposed in one or both of the front waist region and back waist region;
a first elastic disposed in the inner belt portion; and
a second elastic disposed in the outer belt portion;
wherein the first elastic is formed from one or more of an elastic non-woven, elastic strands, elastic films and elastic ribbons;
wherein the second elastic is formed from one or more of an elastic non-woven, elastic strands, elastic films and elastic ribbons;
wherein at least a portion of the inner belt portion and the outer belt portion overlap;
wherein the first elastic is separated from the second elastic by a layer of material;
wherein one or both of the inner belt portion and outer belt portion comprise a layer selected from a group consisting of a nonwoven, a film, and a laminate that includes a nonwoven and a film;
wherein the absorbent article is disposable and wearable and wherein at least a portion of the inner belt portion is disposed inward of the backsheet and at least a portion of the outer belt portion is disposed outward of the backsheet; and
wherein a portion of the inner belt portion overlaps a portion of the absorbent core.

### Claim 2 (depends on 1)

The absorbent article of claim 1, wherein the first elastic and the second elastic are made from different elastic materials.

### Claim 3 (depends on 1)

The absorbent article of claim 1, wherein one or both of the inner belt portion and outer belt portion comprise elastic disposed in an arcuate configuration.

### Claim 4 (depends on 1)

The absorbent article of claim 1, wherein the absorbent article comprises a second inner belt portion, and the second inner belt portion is disposed inwardly of the outer belt portion.

### Claim 5 (depends on 1)

The absorbent article of claim 1, wherein the inner belt portion and the outer belt portion are formed in part by at least one common layer.

### Claim 6 (depends on 1)

The absorbent article of claim 1, wherein the inner belt portion and the outer belt portion are separate and distinct components.

### Claim 7 (depends on 1)

The absorbent article of claim 1, wherein at least one of the layers forming the outer belt portion is continuous from the front waist region to the back waist region.

### Claim 8 (depends on 1)

The absorbent article of claim 1, wherein at least one of the layers forming the outer belt portion is continuous from the front waist edge to the back waist edge.

### Claim 9 (depends on 1)

The absorbent article of claim 1, wherein at least one of the layers forming the inner belt portion is continuous from the front waist region to the back waist region.

### Claim 10 (depends on 1)

The absorbent article of claim 1, wherein at least one of the layers forming the inner belt portion is continuous from the front waist edge to the back waist edge.

### Claim 11

An absorbent article having a center chassis, the center chassis comprising a topsheet, a backsheet and an absorbent core disposed between the topsheet and the backsheet, the absorbent article comprising:
a front waist region and a front waist edge;
a back waist region and a back waist edge;
the center chassis comprising a first end edge disposed in the front waist region and a second end edge disposed in the back waist region;
an inner belt portion disposed on one or both of the front waist region and back waist region;
the inner belt portion having a laterally extending distal and proximal edges;
an outer belt portion disposed on one or both of the front waist region and back waist region;
a first elastic disposed in the inner belt portion; and
a second elastic disposed in the outer belt portion;
wherein the first elastic is formed from one or more elastic non-wovens, elastic strands, elastic films and elastic ribbons;
wherein the second elastic is formed from one or more elastic non-wovens, elastic strands, elastic films and elastic ribbons;
wherein the inner belt portion has a first width extending in the longitudinal direction of the absorbent article, and the outer belt portion has a second width extending in the longitudinal direction of the absorbent article;
wherein one or both of the inner belt portion and outer belt portion comprise a layer selected from a group consisting of a nonwoven, a film, and a laminate that includes a nonwoven and a film;
wherein the absorbent article is disposable and wearable and wherein at least a portion of the inner belt portion overlaps at least a portion of the outer belt portion;
wherein the first elastic is separated from the second elastic by a layer of material;
wherein one or both of the inner belt portion and outer belt portion form a portion of at least one of the front waist edge and back waist edge; and
wherein the first width is different from the second width; and
wherein a portion of the inner belt portion overlaps a portion of the absorbent core.

### Claim 12 (depends on 11)

The absorbent article of claim 11, wherein one or both of the inner belt portion and outer belt portion comprise elastic disposed in an arcuate configuration.

### Claim 13 (depends on 11)

The absorbent article of claim 11, wherein the inner belt portion and the outer belt portion are formed in part by at least one common layer.

### Claim 14 (depends on 11)

The absorbent article of claim 11, wherein the inner belt portion and the outer belt portion are separate and distinct components.

### Claim 15 (depends on 11)

The absorbent article of claim 11, wherein at least one of the layers forming the outer belt portion is continuous from the front waist region to the back waist region.

### Claim 16 (depends on 11)

The absorbent article of claim 11, wherein at least one of the layers forming the outer belt portion is continuous from the front waist edge to the back waist edge.

### Claim 17 (depends on 11)

The absorbent article of claim 11, wherein at least one of the layers forming the inner belt portion is continuous from the front waist region to the back waist region.

### Claim 18 (depends on 11)

The absorbent article of claim 11, wherein at least one of the layers forming the inner belt portion is continuous from the front waist edge to the back waist edge.

### Claim 19 (depends on 11)

The absorbent article of claim 11, wherein the distal edge of inner belt portion is disposed longitudinally inward of the distal edge of the outer belt portion.

### Claim 20 (depends on 11)

The absorbent article of claim 11, wherein the distal edge of inner belt portion is disposed longitudinally inward of the respective end edge of the center chassis.

### Claim 21 (depends on 11)

The absorbent article of claim 11, wherein the distal edge of outer belt portion is disposed longitudinally inward of the distal edge of the inner belt portion.

### Claim 22 (depends on 11)

The absorbent article of claim 11, wherein the distal edge of outer belt portion is disposed longitudinally inward of the respective end edge of the center chassis.
