Shoe upper having multiple unwelded flex zones

• US 9,237,779 B2
• Filed: 02/13/2013
• Issued: 01/19/2016
• Est. Priority Date: 02/13/2013
• Status: Active Grant

• Current Assignee: Nike, Inc.
• Original Assignee: Nike, Inc.
• Inventors: Berend, Thomas, Beye, Douglas A., Le, Tony H.
• Primary Examiner(s): Kavanaugh, Ted
• Application Number:
  US13/766,081
• Publication Number:
  US 20140223771A1
• Time in Patent Office: 1,070 Days
• Field of Search: 36/45, 36/57, 36/58
• US Class Current: 1/1
• CPC Class Codes: A43B 23/0235 Different layers of different material
• CPC Class Codes: A43B 23/0245 characterised by the constructive form
• CPC Class Codes: A43B 23/0255 assembled by gluing or thermo bonding
• CPC Class Codes: A43B 23/0275 with a part of the upper particularly rigid, e.g. resisting articulation or torsion

Abstract

A shoe having a shoe upper including multiple unwelded flex zones in selected locations on the shoe upper. The flex zones may be selectively located on the upper to flex when the shoe is in use.

Claims

1. A shoe upper comprising:

a base material forming at least a portion of an exterior of the upper, the base material including;

multiple weld zones, multiple unwelded flex zones, and multiple eyelet portions overlaid on the base material;

the multiple weld zones comprising a plurality of welds formed in the base material , the plurality of welds being fused or melted areas of the base material;

the multiple unwelded flex zones comprising areas of the base material that remain unwelded;

wherein each of the multiple weld zones, multiple unwelded flex zones, and multiple eyelet portions are disposed on a lateral side of the upper and a medial side of the upper;

wherein at least one of the lateral side and the medial side includes;

(i) a first weld zone having at least two welds of the plurality of welds that extend from a to of the upper towards a lower area of the upper, (ii) a second weld zone having at least two welds of the plurality of welds that extend from a first eyelet portion towards the lower area of the upper, and (iii) a first unwelded flex zone disposed between the first weld zone and the second weld zone, wherein the first unwelded flex zone includes an unwelded portion of the base material that extends from the lower area of the upper and adjacent to the first eyelet portion; and

wherein the multiple eyelet portions are selectively located and spaced apart on the shoe upper to allow unencumbered flexibility in the unwelded flex zones.

2. The shoe upper according to claim 1, wherein the lateral side of the shoe upper includes the first unwelded flex zone, a second unwelded flex zone, and a third unwelded flex zone.

3. The shoe upper according to claim 2, wherein first unwelded flex zone is located in a toe box portion of the shoe upper between the first weld zone and the second weld zone;

and

wherein the first unwelded flex zone spans radially from the lateral side of the upper to the medial side of the upper across the toe box portion of the shoe upper.

4. The shoe upper according to claim 3, wherein the second unwelded flex zone is located between the second weld zone and a third weld zone;

the third weld zone haying at least two welds of the plurality of welds that extend from a second eyelet portion towards the lower area of the upper; and

wherein the second unwelded flex zone extends from the lower area of the upper and is further located between the first eyelet portion and a second eyelet portion.

5. The shoe upper according to claim 4, wherein the third unwelded flex zone is located between the third weld zone and a fourth weld zone;

the fourth weld zone haying at least two welds of the plurality of welds that extend from a third eyelet portion towards the lower area of the upper; and

wherein the third unwelded flex zone extends from the lower area of the upper and is further located between the second eyelet portion and the third eyelet portion.

6. The shoe upper according to claim 2, wherein the medial side of the shoe upper further includes a fourth unwelded flex zone and a fifth unwelded flex zone.

7. The shoe upper according to claim 6, wherein the fourth unwelded flex zone is located between a fifth weld zone and a sixth weld zone;

the fifth weld zone having at least two welds of the plurality of welds that extend from a fourth eyelet portion towards the lower area of the upper;

the six weld zone having at least two welds of the plurality of welds that extend from a fifth eyelet portion towards the lower area of the upper; and

wherein the fourth unwelded flex zone extends from the lower area of the upper and is further located between the fourth eyelet portion and the fifth eyelet portion.

8. The shoe upper according to claim 7, wherein the fifth unwelded flex zone is located between the sixth weld zone and a seventh weld zone;

the seventh weld zone having at least two welds of the plurality of welds that extend from a sixth eyelet portion towards the lower area of the upper; and

wherein the fifth unwelded flex zone is further located between the fifth eyelet portion and the sixth eyelet portion.

9. A shoe comprising an upper and a sole structure attached to the upper, the upper further comprising:

a base material forming at least a portion of an exterior of the upper, the base material including;

multiple weld zones, multiple unwelded flex zones, and multiple eyelet portions overlaid on the base material;

the multiple weld zones comprising a plurality of welds formed in the base material , the plurality of welds being fused or melted areas of the base material;

the multiple unwelded flex zones comprising areas of the base material that remain unwelded;

wherein each of the multiple weld zones, multiple unwelded flex zones, and multiple eyelet portions are disposed on a lateral side of the upper and a medial side of the upper;

wherein at least one of the lateral side and the medial side includes;

(i) a first weld zone having at least two welds of the plurality of welds that extend from a to of the upper towards a lower area of the upper, (ii) a second weld zone having at least two welds of the plurality of welds that extend from a first eyelet portion towards the lower area of the upper, and (iii) a first unwelded flex zone disposed between the first weld zone and the second weld zone, wherein the first unwelded flex zone includes an unwelded portion of the base material that extends from the lower area of the upper and adjacent to the first eyelet portion;

an outer heel support overlaid on the base material spanning from the medial side to the lateral side of the upper; and

wherein the multiple eyelet portions are selectively located and spaced apart on the shoe upper to allow unencumbered flexibility in the unwelded flex zones.

10. The shoe according to claim 9, wherein the lateral side of the shoe upper further includes the first unwelded flex zone, a second unwelded flex zone, and a third unwelded flex zone, and the first weld zone, the second weld zone, a third weld zone and a fourth weld zone;

the upper further comprising a toe cap overlaid on the base material spanning from the medial side to the lateral side of the upper; and

wherein the first unwelded flex zone extends radially from the lateral side of the shoe to the medial side of the shoe between the toe cap and laces to allow for flexibility between the toe cap and an instep of the shoe upper.

11. The shoe according to claim 10, wherein the second unwelded flex zone is located on the lateral side of the upper between the second weld zone and the third weld zone;

the third weld zone having at least two welds of the plurality of welds that extend from a second eyelet portion towards the lower area of the upper; and

wherein the second unwelded flex zone extends upwards along the upper from the sole structure and is located between the first eyelet portion and the second eyelet portion.

12. The shoe according to claim 11, wherein the medial side of the shoe upper further includes a fourth unwelded flex zone, a fifth unwelded flex zone, and a fifth weld zone, a sixth weld zone and a seventh weld zone;

and

wherein the fourth unwelded flex zone is located on the medial side of the upper between the fifth weld zone and the sixth weld zone; and

wherein the fourth unwelded flex zone extends upwards along the upper from the sole structure and is located between a fourth eyelet portion and a fifth eyelet portion.

13. The shoe according to claim 12, where the second unwelded flex zone on the lateral side of the upper corresponds to the fourth unwelded flex zone on the medial side of the upper.

14. The shoe according to claim 13, wherein the third unwelded flex zone is located on the lateral side of the upper between the third weld zone and the fourth weld zone;

and

wherein the third unwelded flex zone extends upwards along the upper from the sole structure and is located between the second eyelet portion and a third eyelet portion.

15. The shoe according to claim 14, wherein the fifth unwelded flex zone is located on the medial side of the upper between the sixth weld zone and a seventh weld zone;

and

wherein the fifth unwelded flex zone extends upwards along the upper from the sole structure and is located between the fifth eyelet portion and a sixth eyelet portion.

16. The shoe according to claim 15, wherein the third unwelded flex zone on the lateral side of the upper corresponds to the fifth unwelded flex zone on the medial side of the upper.

17. A shoe comprising an upper and a sole structure attached to the upper, the upper further comprising:

a base material forming at least a portion of an exterior of the upper, the base material including;

multiple weld zones, multiple unwelded flex zones, and multiple eyelet portions overlaid on the base material;

the multiple weld zones comprising a plurality of welds formed in the base material, the plurality of welds being fused or melted areas of the base material;

the multiple unwelded flex zones comprising areas of the base material that remain unwelded;

wherein each of the multiple weld zones, multiple unwelded flex zones, and multiple eyelet portions are disposed on a lateral side of the upper and a medial side of the upper;

wherein at least one of the lateral side and the medial side includes;

(i) a first eyelet portion having at least two welds of the plurality of welds that extend from a to of the upper towards a lower area of the upper, (ii) a second eyelet portion having at least two welds of the plurality of welds that extend from the to of the upper towards the lower area of the upper, and (iii) at least one unwelded flex zone disposed between the plurality of welds, wherein the at least one unwelded flex zone includes an unwelded portion of the base material that extends from the lower area of the upper and between the first eyelet portion and the second eyelet portion; and

wherein the multiple eyelet portions are selectively located and spaced apart on the shoe upper to allow unencumbered flexibility in the unwelded flex zones.

18. The shoe according to claim 17, wherein each of the multiple eyelet portions further comprises at least two eyelets for receiving a lace.

19. The shoe according to claim 17, wherein each of the multiple eyelet portions disposed on the upper corresponds to one of the multiple weld zones;

and

wherein at least two welds of the plurality of welds extend from each multiple eyelet portion towards the lower area of the upper.

20. The shoe according to claim 17, wherein the upper further comprises:

a toe strap;

a toe cap overlaid on the base material spanning from the medial side to the lateral side of the upper; and

an outer heel support overlaid on the base material spanning from the medial side to the lateral side of the upper.