IP Library › Granted Patent US 10,918,162
Granted Patent B2
US 10,918,162 · App. 16/164,466 · Granted Feb 16, 2021

Article with at least two layers

Inventors: Christopher S. Cook (Portland, OR); Shane S. Kohatsu (Portland, OR)
Assignee: NIKE, Inc.
A43B23/0235A43B1/04A43B1/14A43B23/025A43B23/026A43B23/027A43B23/0215A43B23/0255A43B23/0265B32B5/026B32B7/12B32B2307/54B32B2437/02
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Quick Facts
Patent No.
US 10,918,162
App. No.
16/164,466
Granted
Feb 16, 2021
Kind
B2
Abstract

An upper for an article of footwear may include a first knit layer, a second knit layer, and a third layer located between the first knit layer and the second knit layer, the third layer including a material with a melting point of 150° C. or less, where the first knit layer and the second knit layer are secured via the material of the third layer. A first zone may be included, where the first knit layer, the second knit layer, and the third layer are coextensive in the first zone. A second zone may be included, where the first knit layer, the second knit layer, and the third layer are coextensive in the second zone. The first zone may have a first stretch resistance and the second zone may have a second stretch resistance, where the first stretch resistance is greater than the second stretch resistance.

Claims (44)

1. An upper for an article of footwear, the upper comprising:

a first knit layer;

a second knit layer;

a third layer located between the first knit layer and the second knit layer, the third layer including a first meltable material with a melting point of 150° C. or less, wherein the first knit layer and the second knit layer are secured via the material of the third layer;

a first zone, wherein the first knit layer, the second knit layer, and the third layer are coextensive in the first zone; and

a second zone, wherein the first knit layer, the second knit layer, and the third layer are coextensive in the second zone, and wherein less of the material of the third layer, by mass per unit surface area, is located in the second zone than in the first zone,

wherein the first zone has a first stretch resistance, wherein the second zone has a second stretch resistance, and wherein the first stretch resistance is greater than the second stretch resistance,

the upper further comprising a support member located between the first knit layer and the second knit layer, the support member configured to limit the stretch resistance at least in a third zone, and

wherein the support member includes a second meltable material with a melting point different than the material of the third layer, and wherein the support member is secured to at least one of the first knit layer and the second knit layer via the second meltable material.

2. The upper of claim 1 , wherein the second meltable material includes a melting temperature of 150° C. or less.

3. The upper of claim 2 , wherein a melting temperature of the second meltable material is lower than the melting temperature of the first meltable material.

4. The upper of claim 1 , wherein the first knit layer and the second knit layer are unsecured in the third zone.

5. The upper of claim 4 , wherein the third zone includes a third stretch resistance, wherein the third stretch resistance is less than the first stretch resistance and the second stretch resistance.

6. The upper of claim 1 , wherein the third layer includes a plurality of first apertures in the first zone, wherein the third layer includes a plurality of second apertures in the second zone, and wherein the first apertures are smaller on average than the second apertures to provide the respective stretch resistances.

7. The upper of claim 1 , wherein a portion of the first knit layer is inverted with respect to another portion of the first knit layer adjacent the inverted portion, and wherein the first knit layer and the second knit layer are secured at the inverted portion of the first knit layer.

8. The upper of claim 1 , further comprising at least one tensile strand with a length extending between the first knit layer and the second knit layer, wherein the at least one tensile strand forms a loop configured to receive a lace.

9. The upper of claim 1 ,

wherein the third layer comprises a first set of pores for providing the first zone with the first stretch resistance, and

wherein the third layer comprises a second porous structure in at least the second zone with a second set of pores for providing the second zone with the second stretch resistance, wherein the first stretch resistance is at least 10% greater than the second stretch resistance.

10. An upper for an article of footwear, the upper comprising:

a first knit layer;

a second knit layer;

a third layer located between the first knit layer and the second knit layer, the third layer including a material with a melting point of 150° C. or less; and

a support member located between the first knit layer and the second knit layer,

wherein the first knit layer, the second knit layer, the third layer, and the support member are coextensive at least in a first zone of the upper,

wherein at least one of the first knit layer and the second knit layer are secured to the support member via the material of the third layer, and

wherein the support member extends across a throat area of the upper,

wherein the support member is secured to at least one of the first knit layer and the second knit layer via the material of the third layer, and

wherein the support member includes a second material with a melting point of 150° C. or less, and wherein the support member is secured to at least one of the first knit layer and the second knit layer via the second material.

11. The upper of claim 10 , wherein a melting temperature of the second material is lower than the melting temperature of the first material.

12. The upper of claim 10 , further comprising a second zone, the second zone including a stretch resistance that is less than a stretch resistance of the first zone.

13. The upper of claim 12 , wherein the third layer terminates adjacent the second zone.

14. The upper of claim 10 , wherein a portion of the first knit layer is inverted with respect to another portion of the first knit layer adjacent the inverted portion, and wherein the first knit layer and the second knit layer are secured at the inverted portion of the first knit layer.

15. The upper of claim 10 , further comprising at least one tensile strand with a length extending between the first knit layer and the second knit layer, wherein the at least one tensile strand forms a loop configured to receive a lace.

16. An upper for an article of footwear, the upper comprising:

an first knit layer;

a second knit layer; and

a third layer being a non-knit layer and located between the first knit layer and the second knit layer,

wherein the third layer comprises a first porous structure in at least a first zone with a first set of apertures for providing the first zone with a first stretch resistance,

wherein the third layer comprises a second porous structure in at least a second zone with a second set of apertures for providing the second zone with a second stretch resistance, and

wherein the first stretch resistance is at least 10% greater than the second stretch resistance.

17. The upper of claim 16 , wherein the third layer includes a material with a melting point of 150° C. or less.

18. The upper of claim 17 , the upper further comprising a support member located between the first knit layer and the second knit layer, wherein the support member is fixed relative to at least one of the first knit layer and the second knit layer via the material of the third layer.

19. The upper of claim 16 , wherein the third layer extends across a throat area of the upper.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 12, 2018
From: COOK, CHRISTOPHER S.; KOHATSU, SHANE S.
To: NIKE, INC.
Reel/Frame 047756/0805 →
Continuity (2)
Provisional Application 62574510 · Oct 19, 2017
Related Publication 20190116933A1 · Apr 25, 2019
Cited By (1)
US 12,588,730