US2005272524A1PendingUtilityA1

Golf club

Assignee: OH DONG-HOONPriority: Jun 8, 2004Filed: Aug 31, 2004Published: Dec 8, 2005
Est. expiryJun 8, 2024(expired)· nominal 20-yr term from priority
Inventors:Dong Hoon Oh
A63B 53/0454A63B 53/0458A63B 53/0416A63B 53/0466A63B 53/047
46
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Claims

Abstract

A golf club comprising a head with a striking face by which a golf ball is hit, comprising at least one leaf spring laminated on a rear surface of the striking face and applying elastic force to the golf ball which is hit by the striking face. With this configuration, the present invention provides a golf club increasing back spin and carrying distance of a golf ball.

Claims

exact text as granted — not AI-modified
1 . A golf club comprising a head with a striking face by which a golf ball is hit, further comprising at least one leaf spring laminated on a rear surface of the striking face and applying elastic force to the golf ball which is hit by the striking face.  
   
   
       2 . The golf club according to  claim 1 , wherein the leap springs are arranged concentrically to a center of gravity of the striking face, and the thickness of the leaf spring lamination becomes thinner as goes farther from the center of the gravity of the striking face.  
   
   
       3 . The golf club according to  claim 1 , wherein the leaf springs are arranged symmetrically to a vertical center line of the striking face, and the thickness of the leaf spring lamination becomes thinner as goes farther from the center of the gravity of the striking face.  
   
   
       4 . The golf club according to  claim 3 , wherein the leaf springs are arranged symmetrically to a horizontal center line of the striking face, and spaced at a given interval.  
   
   
       5 . The golf club according to  claim 1 , further comprising a slit penetratingly provided on a flat surface of the striking face.  
   
   
       6 . The golf club according to  claim 2 , further comprising a slit penetratingly provided on a flat surface of the striking face.  
   
   
       7 . The golf club according to  claim 3 , further comprising a slit penetratingly provided on a flat surface of the striking face.  
   
   
       8 . The golf club according to  claim 4 , further comprising a slit penetratingly provided on a flat surface of the striking face.

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