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:
Oct. 13, 2015
Filed:
Feb. 11, 2013
Dunlop Sports Co. Ltd., Kobe-shi, Hyogo, JP;
Naoyoshi Ueda, Kobe, JP;
Naruhiro Mizutani, Kobe, JP;
DUNLOP SPORTS CO., LTD., Kobe-Shi, JP;
Abstract
A headincludes a head body hand a neck part n. The head body hand the neck part nare joined. The head body hhas a body side joint surface sand a first recessed part opened in the body side joint surface s. A space vis formed by the first recessed part r. The neck part nhas a neck side joint surface brought into surface contact with the body side joint surface sand a shaft hole. An abutted boundary surface Pt passes through a vicinity adof a head height lowest point. When a plane perpendicular to an axis line z of the shaft holeis defined as PL, and an angle between the plane PL and the abutted boundary surface Pt is θ degree, the angle θ is a plus value.