US 11,986,050 B2
Method of manufacturing a particle foam part, especially a cushioning element for sportswear or sporting goods
Bastian Gothe, Erlangen (DE); Max Kurtz, Erlangen (DE); Christoph Dyckmans, Nuremberg (DE); Amir Fathi, Ho Chi Minh (VN); Harald Sommer, Kreuzwertheim (DE); Victor Romanov, Kreuzwertheim (DE); and Uwe Rothaug, Kreuzwertheim (DE)
Assigned to adidas AG, Herzogenaurach (DE)
Filed by adidas AG, Herzogenaurach (DE)
Filed on Oct. 14, 2020, as Appl. No. 17/070,727.
Claims priority of application No. 102019215874.9 (DE), filed on Oct. 15, 2019; and application No. 20200152 (EP), filed on Oct. 5, 2020.
Prior Publication US 2021/0106096 A1, Apr. 15, 2021
Int. Cl. A43B 13/02 (2022.01); A43B 13/18 (2006.01); A63B 37/06 (2006.01); B29C 35/08 (2006.01); B29C 43/00 (2006.01); B29C 43/02 (2006.01); B29C 43/52 (2006.01); B29K 105/00 (2006.01); B29K 105/04 (2006.01); B29K 105/26 (2006.01); B29L 31/50 (2006.01)
CPC A43B 13/187 (2013.01) [A43B 13/02 (2013.01); A63B 37/06 (2013.01); B29C 35/0805 (2013.01); B29C 43/003 (2013.01); B29C 43/02 (2013.01); B29C 43/52 (2013.01); A63B 2037/065 (2013.01); B29C 2035/0861 (2013.01); B29K 2105/04 (2013.01); B29K 2105/251 (2013.01); B29K 2105/26 (2013.01); B29L 2031/504 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A method for producing a cushioning element for sportswear or for sporting goods, comprising:
feeding foam particles into a mold cavity of a mold, and
welding the foam particles in the mold cavity while applying a predetermined pressure,
wherein the foam particles comprise at least 10% by weight of recycled, shredded foam particles and a fraction of original particles, wherein the recycled, shredded foam particles do not have a closed surface and wherein the original particles have a closed surface; wherein the foam particles are welded by electromagnetic waves.