US 12,290,150 B2
Stud for outsole, outsole for cleated shoe, method for producing outsole, and cleated shoe
Shingo Sudo, Osaka (JP); and Yohei Yoshida, Osaka (JP)
Assigned to MIZUNO CORPORATION, Osaka (JP)
Filed by MIZUNO CORPORATION, Osaka (JP)
Filed on Mar. 9, 2023, as Appl. No. 18/119,368.
Claims priority of application No. 2022-037011 (JP), filed on Mar. 10, 2022.
Prior Publication US 2023/0284749 A1, Sep. 14, 2023
Int. Cl. A43C 15/16 (2006.01); A43B 5/02 (2006.01); B29D 35/00 (2010.01); B29D 35/12 (2010.01)
CPC A43C 15/161 (2013.01) [A43B 5/02 (2013.01); A43C 15/167 (2013.01); B29D 35/0009 (2013.01); B29D 35/122 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A stud for an outsole for a cleated shoe, comprising:
an outer tubular portion located on the outsole and having a tubular shape; and
a core portion located inside the outer tubular portion and extending in the same direction of the outer tubular portion, wherein;
the outer tubular portion is integral with the outsole with no seam between the outer tubular portion and the outsole,
an inner wall surface of the outer tubular portion surrounds, and is in contact with, a side surface of the core portion,
the core portion comprises at least one corner configured to correspond to a retaining structure that restrains the core portion from slipping out of the tubular portion, and
a radial size of the core portion is the largest at the corner, such that the radial size of the core portion gradually decreases in a direction upward and in a direction downward relative to the corner.