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:
Nov. 03, 2015
Filed:
Oct. 04, 2012
Dunlop Sports Co. Ltd., Kobe-shi, Hyogo, JP;
DUNLOP SPORTS CO. LTD., Kobe-Shi, JP;
Abstract
A golf club headis provided with a head body hand a CFRP member. The CFRP memberconstitutes at least a part of a crownor at least a part of a sole. The CFRP memberhas a UD lamination parthaving laminated UD layers. Orientation of a fiber is substantially set to three directions in the UD lamination part. When the three directions are a first direction, a second direction, and a third direction, preferably, an angle of the second direction to the first direction is substantially +60 degrees, and an angle of the third direction to the first direction is substantially −60 degrees. Preferably, the UD lamination parthas a lamination symmetrical property in a fiber orientation angle. Preferably, the number of layers of the UD lamination partis 5 or greater and 12 or less.