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:
Aug. 30, 2011
Filed:
Jul. 27, 2007
Applicants:
Makoto Watari, Yokohama, JP;
Koji Yoshida, Yokohama, JP;
Inventors:
Makoto Watari, Yokohama, JP;
Koji Yoshida, Yokohama, JP;
Assignee:
Nippon Shaft Co., Ltd., Yokohama-shi, Kanagawa, JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A63B 59/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
A bat used for baseball or softball includes a bat body including a grip part, a taper part and a first tube, a fixing component including a first fixing component and a second fixing component and a cylindrical second tube having two opened ends, the inner diameter of the cylindrical second tube being larger than the diameter of the first tube, the second tube being placed on the outer circumference of the first tube and being latched so that a gap is formed between the bat body and the second tube via the first fixing component and the second fixing component.