Title:
GOLF CLUB HEAD
Document Type and Number:
Japanese Patent JP2023028131
Kind Code:
A
Abstract:
To provide a golf club head which achieves high bonding strength between a metallic head body and an FRP member and makes a ball striking sound resonate long.SOLUTION: A golf club head includes a metallic head body 1A formed with an opening part and an FRP member 1B fixed to the head body 1A so as to close the opening part. The head body 1A includes a support portion 7 having a first surface 7a for supporting the FRP member 1B around the opening part. The first surface 7a is formed with at least one narrow groove 9 having a groove width w of 20 to 80 μm and a groove depth d of 100 to 400 μm. The FRP member 1B is a fiber-reinforced plastic including fibers and a thermoplastic resin 10, and a part of the thermoplastic resin 10 is solidified inside the narrow groove 9.SELECTED DRAWING: Figure 7
Inventors:
KANEMITSU YUMI
MIZUTANI NARIHIRO
NAKAMURA HIROTAKA
MOTOKAWA YUKI
MIZUTANI NARIHIRO
NAKAMURA HIROTAKA
MOTOKAWA YUKI
Application Number:
JP2021133638A
Publication Date:
March 03, 2023
Filing Date:
August 18, 2021
Export Citation:
Assignee:
SUMITOMO RUBBER IND
International Classes:
A63B53/04
Attorney, Agent or Firm:
Sumitomo Shintaro
Shigetake Ura
Jun Naemura
Ishihara Yukinobu
Satoshi Ichida
Shigetake Ura
Jun Naemura
Ishihara Yukinobu
Satoshi Ichida
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