Global Patent Index - EP 1007163 A1

EP 1007163 A1 2000-06-14 - GOLF CLUB SHAFT HAVING WAVE SHAPED REINFORCED PART

Title (en)

GOLF CLUB SHAFT HAVING WAVE SHAPED REINFORCED PART

Title (de)

GOLFSCHLÄGERSCHAFT MIT EINEM WELLENFÖRMIGEN VERSTÄRKUNGSTEIL

Title (fr)

SHAFT DE CLUB DE GOLF DOTE D'UNE PARTIE RENFORCEE ET ONDULEE

Publication

EP 1007163 A1 (EN)

Application

EP 97953062 A

Priority

  • KR 19960058614 A
  • US 9721832 W
  • US 76007996 A
  • US 4769797 P
  • US 89672297 A

Abstract (en)

[origin: WO9823338A1] The present invention relates to a golf club shaft (25B) having improved torsion characteristics comprising a base shaft (5) having an internal surface and an external surface, and at least one wave shaped reinforced part (30) on at least one of said surfaces, said wave shaped reinforced part (30) comprising a plurality of reinforcement pieces. The wave shaped reinforced part (30) is located on at least one of the upper portion, midpoint or lower portion. The golf club shafts (25B) of the present invention can be made by applying a base section (2B) of a prepreg sheet (2A) or assembly having a plurality of finger like elements (2) to a portion of a base shaft (5), wrapping the finger like elements (2) around the base shaft (5) to provide a wave shaped reinforced part (30) having a plurality of reinforcement pieces, and curing the shaft having the wave shaped reinforced part (30) thereon to produce a golf club shaft (25B) having a wave shaped reinforced part (30).

IPC 1-7 (main, further and additional classification)

A63B 53/10; A63B 53/12

IPC 8 full level (invention and additional information)

A63B 53/10 (2006.01); A63B 53/12 (2006.01)

CPC (invention and additional information)

A63B 53/10 (2013.01); A63B 53/12 (2013.01); A63B 60/06 (2015.10); A63B 60/08 (2015.10); A63B 60/10 (2015.10); A63B 60/12 (2015.10); A63B 60/48 (2015.10); A63B 2209/023 (2013.01)

Citation (search report)

See references of WO 9823338A1

Designated contracting state (EPC)

AT BE CH DE DK ES FI FR GB GR IE IT LI LU NL PT SE

EPO simple patent family

WO 9823338 A1 19980604; CA 2272935 A1 19980604; CN 1102858 C 20030312; CN 1240368 A 20000105; EP 1007163 A1 20000614; JP 2001506520 A 20010522; KR 20000057299 A 20000915

INPADOC legal status


2005-12-14 [18D] DEEMED TO BE WITHDRAWN

- Effective date: 20050601

2000-06-14 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 19990628

2000-06-14 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): AT BE CH DE DK ES FI FR GB GR IE IT LI LU NL PT SE