The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 10, 2013
Filed:
Jun. 09, 2010
Applicants:
Kazuhiko Shindome, Osaka, JP;
Toshiaki Kida, Osaka, JP;
Yutaka Yamaguchi, Osaka, JP;
Inventors:
Assignee:
Mizuno Corporation, Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
A63B 59/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
A baseball or softball bat improved in repulsiveness while maintaining sufficient durability is obtained. The bat is a baseball or softball bat including a hitting portion, a tapered portion and a grip portion, and the hitting portion offers a hitting portion core as a core, an elastic body and an outer shell member. The elastic body is arranged on the outer periphery of the hitting portion core. The outer shell member is arranged on the outer periphery of the elastic body. The outer shell member includes outer shell member portions which are a plurality of portions elastically deformable independently of each other.