JP2007252574A5 - - Google Patents

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Publication number
JP2007252574A5
JP2007252574A5 JP2006080100A JP2006080100A JP2007252574A5 JP 2007252574 A5 JP2007252574 A5 JP 2007252574A5 JP 2006080100 A JP2006080100 A JP 2006080100A JP 2006080100 A JP2006080100 A JP 2006080100A JP 2007252574 A5 JP2007252574 A5 JP 2007252574A5
Authority
JP
Japan
Prior art keywords
golf club
club shaft
tip end
reinforcing layer
gpa
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP2006080100A
Other languages
Japanese (ja)
Other versions
JP2007252574A (en
Filing date
Publication date
Application filed filed Critical
Priority to JP2006080100A priority Critical patent/JP2007252574A/en
Priority claimed from JP2006080100A external-priority patent/JP2007252574A/en
Priority to KR1020070025084A priority patent/KR20070096814A/en
Publication of JP2007252574A publication Critical patent/JP2007252574A/en
Publication of JP2007252574A5 publication Critical patent/JP2007252574A5/ja
Pending legal-status Critical Current

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Claims (2)

バット端からチップ端に向けて外径が漸減する円管状をなすゴルフクラブ用シャフトにおいて、
チップ端から５３０ｍｍを越える部位までの間には撓りを減少し抑制する補強層が形成されていることを特徴とするゴルフクラブ用シャフト。 In a golf club shaft having a circular tube shape whose outer diameter gradually decreases from the butt end toward the tip end,
A golf club shaft characterized in that a reinforcing layer for reducing and suppressing bending is formed between a tip end and a portion exceeding 530 mm. 上記補強層は、強化繊維の引張弾性率が２４５ＧＰａ以上のプリプレグシートを２プライ以上巻回して形成されている請求項１記載のゴルフクラブ用シャフト。   The golf club shaft according to claim 1, wherein the reinforcing layer is formed by winding two or more plies of a prepreg sheet having a tensile elastic modulus of reinforcing fibers of 245 GPa or more.
JP2006080100A 2006-03-23 2006-03-23 Shaft for golf club Pending JP2007252574A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2006080100A JP2007252574A (en) 2006-03-23 2006-03-23 Shaft for golf club
KR1020070025084A KR20070096814A (en) 2006-03-23 2007-03-14 Golf club shaft

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006080100A JP2007252574A (en) 2006-03-23 2006-03-23 Shaft for golf club

Publications (2)

Publication Number Publication Date
JP2007252574A JP2007252574A (en) 2007-10-04
JP2007252574A5 true JP2007252574A5 (en) 2009-05-07

Family

ID=38627415

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2006080100A Pending JP2007252574A (en) 2006-03-23 2006-03-23 Shaft for golf club

Country Status (2)

Country Link
JP (1) JP2007252574A (en)
KR (1) KR20070096814A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6243612B2 (en) * 2013-03-07 2017-12-06 ブリヂストンスポーツ株式会社 Golf club shaft
JP6375704B2 (en) * 2014-06-09 2018-08-22 ブリヂストンスポーツ株式会社 Golf club and shaft

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6540623B2 (en) * 2000-09-14 2003-04-01 Al Jackson Composite shaft for a golf club
JP3946996B2 (en) * 2001-12-21 2007-07-18 Ｓｒｉスポーツ株式会社 Golf club shaft

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