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:
Jul. 09, 2024
Filed:
Jul. 28, 2022
Sumitomo Rubber Industries, Ltd., Hyogo, JP;
Yumi Kanemitsu, Kobe, JP;
Naruhiro Mizutani, Kobe, JP;
Hirotaka Nakamura, Kobe, JP;
Yuki Motokawa, Kobe, JP;
Sumitomo Rubber Industries, Ltd., Hyogo, JP;
Abstract
A golf club head includes a metallic head body having an opening, and an FRP member fixed to the head body so as to close the opening. The FRP member is a fiber-reinforced plastic including fibers and thermoplastic resin. The head body includes a support portion around the opening. The support portion has a first surface for supporting the FRP member. The first surface is provided with at least one narrow groove having a groove width of 20 to 80 μm and a groove depth of 100 to 400 μm, and a part of the thermoplastic resin of the FRP member is solidified inside the at least one narrow groove.