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US 11,589,638 B2Granted
Outsole and shoe
AssigneeAsics Corporation
InventorsDaisuke Sawada, Kenichi Harano, Junichiro Tateishi
Life of this patent
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Abstract
Provided in the present invention is a shoe that has a ground engaging surface with a simplified structure and that is excellent in lightweight properties since an outsole is composed of an elastomer sheet including a sheet body and foamed polymer particles dispersed in the sheet body.
Claims8
An outsole comprising:
- at least one elastomer sheet constituting a ground engaging surface,
- the at least one elastomer sheet comprising:
- a sheet body composed of an elastomer;
- and a plurality of polymer particles dispersed in the sheet body, and
- the plurality of polymer particles being foamed particles each having a plurality of voids therein, wherein
- the average volume of the plurality of polymer particles is 0.5 mm3 or more per particle and 75 mm3 or less per particle.
3 more elements
Dependencies are inferred from the claim text.