IP Library Granted Patent US 12677908
Granted Patent B2
US 12677908 · App. 18/248,685 · Granted Jul 14, 2026

Anti-slip member for wearable equipment or sports equipment, wearable equipment, and sports equipment

Inventor: Toshiaki Nishi (Kobe, JP)
Assignee: ASICS CORPORATION
A43B13/22A43B13/04
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Quick Facts
Patent No.
US 12677908
App. No.
18/248,685
Granted
Jul 14, 2026
Kind
B2
Abstract

Provided is an anti-slip member for wearable equipment or sports equipment, the anti-slip member composed of an elastomer composition including an elastomer and water-soluble particles dispersed in the elastomer. Also provided are wearable equipment and sports equipment including the anti-slip member.

Claims (17)

1 . An anti-slip member for wearable equipment or sports equipment,

the anti-slip member including:

an elastomer composition comprising an elastomer and water-soluble particles dispersed in the elastomer;

a surface layer region comprising at least one of the water-soluble particles and recesses that are exposed on a surface of the surface layer region as a result of the disappearance of the water-soluble particles;

an internal region disposed inside the surface layer region; and

silica,

wherein a proportion of the water-soluble particles in the internal region is from 2 volume % to 4 volume %,

the water-soluble particles have an average particle size of from 10 to 45 μm, and

the elastomer composition further includes liquid paraffin, a silane coupling agent, zinc oxide, and isoprene rubber, and the water-soluble particles comprise an inorganic salt.

2 . The anti-slip member according to claim 1 , wherein the inorganic salt is sodium chloride.

3 . The anti-slip member according to claim 1 , wherein the elastomer has a tensile elastic modulus of 10 MPa or less.

4 . Wearable equipment comprising the anti-slip member according to claim 1 .

5 . The wearable equipment according to claim 4 , the wearable equipment being a shoe, wherein

the anti-slip member is disposed at a ground contact place of a shoe sole of the shoe.

6 . The wearable equipment according to claim 5 , wherein the anti-slip member is disposed at at least one of positions of the shoe sole configured to respectively correspond to a heel, metatarsophalangeal joints, and a toe, of a wearer.

7 . Sports equipment comprising the anti-slip member according to claim 1 .

8 . The anti-slip member according to claim 1 , wherein the elastomer composition has a hardness of 70 or less measured by a type A durometer according to JIS K 6253-3:2012.