Golf club with face insert of variable hardness

Details Golf club with face insert of variable hardness Golf club with face insert of variable hardness

1993-09-20

1995-04-11

Grieb, William H.

Amusement devices: games

Surface projectile game; game element

Simulated game

273 78, A63B 5304

Patent

active

054051363

ABSTRACT:
A golf clubhead includes a face insert whose hardness varies from the center of the face insert to the outside of the face insert for compensating for off-center hits. The hardness of the face insert can be varied by forming the face insert from a plurality of rings or by varying the thickness of the insert.

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1993 Mizuno advertisement for Ti-22 Iron.

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