US2002151377A1PendingUtilityA1

Double-tubed golf club shaft

14
Priority: Mar 27, 2001Filed: Mar 27, 2001Published: Oct 17, 2002
Est. expiryMar 27, 2021(expired)· nominal 20-yr term from priority
Inventors:Hsi-Hsien Wu
A63B 60/10A63B 60/06A63B 60/54A63B 60/08A63B 53/10A63B 60/00
14
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Claims

Abstract

A double-tubed golf club shaft which is composed of a single piece outer tube and a single piece inner tube with multiple collar washers sandwiched therebetween to mitigate a vibrational shock power efficiently and thus provide precise strike and a comfortable swing for a player.

Claims

exact text as granted — not AI-modified
What is claimed is:  
     
         1 . A double-tubed golf club shaft comprising: 
 an outer tube;    an inner tube received inside the outer tube; and    multiple resilient washers sandwiched between the outer tube and the inner tube.    
     
     
         2 . The double-tubed golf club shaft as claimed in  claim 1 , wherein the multiple washers are evenly-adhered on an outer periphery of the inner tube.

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