Invention Grant
- Patent Title: Method for the manufacture of a shoe sole, shoe sole, and shoe with pre-manufactured TPU article
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Application No.: US17854272Application Date: 2022-06-30
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Publication No.: US11964445B2Publication Date: 2024-04-23
- Inventor: Christopher Edward Holmes , Sabrina Kerling , Tru Huu Minh Le
- Applicant: adidas AG
- Applicant Address: DE Herzogenaurach
- Assignee: adidas AG
- Current Assignee: adidas AG
- Current Assignee Address: DE Herzogenaurach
- Agency: Kilpatrick Townsend & Stockton LLP
- Priority: DE 2016209046.1 2016.05.24
- Main IPC: B29D35/14
- IPC: B29D35/14 ; A43B13/04 ; A43B13/12 ; B29B11/08 ; B29D35/12 ; B29K75/00 ; B29K105/04

Abstract:
Described are a method for the manufacture of a shoe sole, the sole manufactured by the method, and a shoe including the sole. The method includes loading a pre-manufactured article comprising thermoplastic polyurethane (TPU) material into a mold; loading pellets of an expanded thermoplastic polyurethane (eTPU) material into said mold; and connecting the pellets with each other and to the pre-manufactured TPU article by providing an interconnecting medium, wherein the material of the pre-manufactured TPU article either comprises an additive to increase the viscosity of the material of the pre-manufactured TPU article, or has been annealed.
Public/Granted literature
- US20220332073A1 METHOD FOR THE MANUFACTURE OF A SHOE SOLE, SHOE SOLE, AND SHOE WITH PRE-MANUFACTURED TPU ARTICLE Public/Granted day:2022-10-20
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