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1. (WO2017035169) MIDSOLE, SOLE ASSEMBLY AND FOOTWEAR FOR WALKING AND RUNNING
Nota: Texto obtenido mediante procedimiento automático de reconocimiento óptico de caracteres.
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CLAIMS

It is claimed:

1. A midsole defining a base support plane having a heel region, an arch region, a ball region, a toe region, an anterior portion adjacent the toe region, a posterior portion adjacent the heel region, and a longitudinal axis extending between the anterior portion adjacent the toe region and the posterior portion adjacent the heel region comprising:

a first cushioning member that extends along the longitudinal axis from the posterior portion adjacent the heel region to the ball region;

a second cushioning member that extends along the longitudinal axis from the posterior portion adjacent the heel region to the anterior portion adjacent the toe region;

a third cushioning member that extends from the heel region to the anterior portion adjacent the toe region;

wherein the midsole comprises a zero drop elevation.

2. The midsole according to claim 1 , wherein the third cushioning member is more resilient than the first cushioning member.

3. The midsole according to claim 1 , wherein the first cushioning member is more resilient than the second cushioning member.

4. The midsole according to claim 1 , wherein the first cushioning member 17 comprises an Asker durometer between about 30 and about 70.

5. The midsole according to claim 1 , wherein the first cushioning member 17 comprises an Asker durometer that is between about 40 and about 55.

6. The midsole according to claim 1 , wherein the first cushioning member 17 comprises an Asker durometer that is less than about 70, less than about 65, less than about 60, less than about 55, less than about 50, less than about 45, less than about 40, or less than about 35.

7. The midsole according to claim 1 , wherein the first cushioning member 17 comprises an Asker durometer that is at least about 30, at least about 35, at least about 40, at least about 45, at least about 50, at least about 55, at least about 60, or at least about 65.

8. The midsole according to claim 1 , wherein the second cushioning member 18 comprises an Asker durometer between about 40 to about 90.

9. The midsole according to claim 1 , wherein the second cushioning member 18 comprises an Asker durometer between about 50 to about 60.

10. The midsole according to claim 1 , wherein the second cushioning member 18 comprises an Asker durometer less than about 90, less than about 85, less than about 80, less than about 75, less than about 70, less than about 65, less than about 60, less that about 55, less than about 50, less than about 45.

1 1. The midsole according to claim 1 , wherein the second cushioning member 18 comprises an Asker durometer at least about 40, at least about 45, at least about 50, at least about 55, at least about 60, at least about 65, at least about 70, at least about 75, at least about 80, or at least about 85.

12. The midsole according to claim 1 , wherein the third cushioning member 19 comprises an Asker durometer between about 15 to about 60.

13. The midsole according to claim 1 , wherein the third cushioning member 19 comprises an Asker durometer between about 25 to about 40.

14. The midsole according to claim 1 , wherein the third cushioning member 19 comprises an Asker durometer less than about 60, less than about 55, less than about 50, less than about 45, less than about 40, less than about 35, less than about 30, less than about 25, or less than about 20.

15. The midsole according to claim 1 , wherein the third cushioning member 19 comprises an Asker durometer at least about 15, at least about 20, at least about 25, at least about 30, at least about 35, at least about 40, at least about 45, at least about 50, or at least about 55.

16. The midsole according to claim 1 , wherein a first thickness of the first cushioning member 17 decreases along the longitudinal axis from the posterior portion adjacent the heel region to the ball region.

17 The midsole according to claim 1 , wherein a second thickness of the second cushioning member 18 increases along the longitudinal axis from the posterior portion adjacent the heel region to the heel region.

18. The midsole according to claim 1 , wherein a third thickness of the second cushioning member 18 decreases along the longitudinal axis from the heel region to the toe region.

19. The midsole according to claim 1 , wherein a fourth thickness of the third cushioning member 19 increases along the longitudinal axis from the heel region to the ball region.

20. The midsole according to claim 1 , wherein a fourth thickness of the third cushioning member 19 increases along the longitudinal axis from the heel region to the toe region.

21. The midsole according to claim 1 , wherein a fifth thickness of the third cushioning member 19 decreases along the longitudinal axis from the ball region to the toe region.

22. The midsole according to claim 1 , wherein the first, second and third cushioning members comprise a collective thickness between about 5 mm and about 25 mm.

23. The midsole according to claim 1 , wherein the first, second and third cushioning members comprise a collective thickness between about 18 mm and about 20 mm.

24. The midsole according to claim 1 , wherein the first, second and third cushioning members comprise a collective thickness less than about 24 mm, less than about 23 mm, less than about 22 mm, less than about 21 mm, less than about 20 mm, less than about 19 mm, less than about 18 mm, less than about 17 mm, less that about 16 mm, less than about 15 mm, less than about 14 mm, less than about 13 mm, less than about 12 mm, less than about 1 1 mm, less than about 10 mm, less than about 9 mm, less than about 8 mm, less than about 7 mm, or less than about 6 mm.

25. The midsole according to claim 1 , wherein the first, second and third cushioning members comprise a collective thickness at least about 5 mm, at least about 6 mm, at least about 7 mm, at least about 8 mm, at least about 9 mm, at least about 10 mm, at least about 1 1 mm, at least about 12 mm, at least about 13 mm, at least about 14 mm, at least about 15 mm, at least about 16 mm, at least about 17 mm, at least about 18 mm, at least about 19 mm, at least about 20mm, at least about 21 mm, at least about 22 mm, at least about 23 mm, or at least about 24 mm.

26. The midsole according to claim 1 , wherein the second cushioning member 18 comprises an acute angle 32 of about two degrees to about ten degrees.

27. The midsole according to claim 1 , wherein the second cushioning member 18 comprises an acute angle 32 of about five degrees.

28. The midsole according to claim 1 , wherein the second cushioning member 18 comprises an acute angle 32 of at least about 2 degrees, at least about 3 degrees, at least about 4 degrees, at least about 5 degrees, at least about 6 degrees, at least about 7 degrees, at least about 8 degrees, or at least about 9 degrees.

29. The midsole according to claim 1 , wherein the second cushioning member 18 comprises an acute angle 32 of less than about 10 degrees, less than about 9 degrees, less than about 8 degrees, less than about 7 degrees, less than about 6 degrees, less than about 5 degrees, less than about 4 degrees, or less than about 3 degrees.

30. The midsole according to claim 1 , wherein the first cushioning member 17 comprises an acute angle 30 of about one degree to about ten degrees.

31. The midsole according to claim 1 , wherein the first cushioning member 17 comprises an acute angle 30 of about four degrees to about six degrees.

32. The midsole according to claim 1 , wherein the first cushioning member 17 comprises an acute angle 30 of about five degrees.

33. The midsole according to claim 1 , wherein the first cushioning member 17 comprises an acute angle 30 of at least about 1 degree, at least about 2 degrees, at least about 3 degrees, at least about 4 degrees, at least about 5 degrees, at least about 6 degrees, at least about 7 degrees, at least about 8 degrees, or at least about 9 degrees.

34. The midsole according to claim 1 , wherein the first cushioning member 17 comprises an acute angle 30 of less than about 10 degrees, less than about 9 degrees, less than about 8 degrees, less than about 7 degrees, less than about 6 degrees, less than about 5 degrees, less than about 4 degrees, less than about 3 degrees, or less than about 2 degrees.

35. The midsole according to claim 1 , wherein the third cushioning member 19 comprises an acute angle 35 of about six degrees to about fifteen degrees.

36. The midsole according to claim 1 , wherein the third cushioning member 19 comprises an acute angle 35 of about ten degrees.

37. The midsole according to claim 1 , wherein the third cushioning member 19 comprises an acute angle 35 of at least about 6 degrees, at least about 7 degrees, at least about 8 degrees, at least about 9 degrees, at least about 10 degrees, at least about 11 degrees, at least about 12 degrees, at least about 13 degrees, or at least about 14 degrees.

38. The midsole according to claim 1 , wherein the third cushioning member 19 comprises an acute angle 35 of less than about 15 degrees, less than about 14 degrees, less than about 13 degrees, less than about 12 degrees, less than about 11 degrees, less than about 10 degrees, less than about 9 degrees, less than about 8 degrees, or less than about 7 degrees.

39. The midsole according to claim 1 , wherein the first cushioning member 17 at least partially overlaps and is on top of the second cushioning member 18.

40. The midsole according to any of the embodiments A1 to A38, wherein the second cushioning member 18 at least partially overlaps and is on top of the third cushioning member 19.

41 The midsole according to claim 1 , wherein at least one of the cushioning members comprises a wedge shape.

42 The midsole according to claim 1 , wherein at least one of the cushioning members comprises a foam.

43 The midsole according to claim 1 , wherein at least one of the cushioning members comprises a resiliently deformable foam.

44 The midsole according to claim 1 , further comprising a fluid filled bladder.

45 The midsole according to claim 1 , wherein at least one of the cushioning members is removable.

46. The midsole according to claim 1 , comprising a zero drop elevation from about 0 to about 4 mm.

47. The midsole according to claim 1 , comprising a zero drop elevation of 4 mm or less, 3 mm or less, 2 mm or less, or 1 mm or less.

48. The midsole according to claim 1 , comprising a zero drop elevation of about 0 mm.

49. A sole assembly comprising a midsole according to claim 1 and an outsole 20.

50. A sole assembly according to claim 49, wherein the outsole 20 comprises one or more pieces of high-friction material.

51. A sole assembly according to claim 50, wherein the outsole 20 comprises one or more pieces of rubber.

52. A sole assembly according to claim 49, wherein the outsole 20 comprises grooves, sipes, or other features for improving traction.

53. A sole assembly according to claim 49, further comprising an insole.

54. The sole assembly according to claim 53, wherein the insole comprises a foam material.

55. An article of footwear comprising a sole assembly according to claim 49 operably coupled to an upper 40.

56. The article of footwear according to claim 55, wherein the first cushioning member 17 can provide support for a wearer's heel.

57. The article of footwear according to claim 56, wherein the first cushioning member 17 can depress sufficiently to support the wearer's Achilles tendon, while providing cushioning for the wearer's heel.

58. The article of footwear according to claim 55, wherein the second cushioning member 18 can act as a lever for a wearer's foot.

59. The article of footwear according to claim 55, wherein cushioning member 18 works together with cushioning member 19 to create a spring-effect to propel the wearer in a forward motion in a more advantageous angle at a toe-off phase of running or walking.

60. The article of footwear according to claim 55, wherein the third cushioning member 19 can act as a fulcrum for a wearer's foot.

61. The article of footwear according to claim 55, wherein forward sections of the midsole constitute a front portion with a generally forwardly-decreasing thickness, collectively tapering arcuately to termination at the forward end of the footwear.

62. The article of footwear according to claim 55, comprising a shoe, a sandal or a boot.

63. The article of footwear according to claim 55, comprising a structure that increases sidewall stability.

64. The article of footwear according to claim 56, wherein the structure comprises sidewall strips.

65. The article of footwear according to claim 55, comprising one or more interconnected panels to define a cavity that receives a foot 1 1 of a wearer.

66. The article of footwear according to claim 55, wherein the heel comprises a corner edge.

67. The article of footwear according to claim 55, wherein the heel comprises a beveled edge.

68. A footwear insert comprising a midsole according to claim 1 , wherein at least two of the cushioning members are bonded together.