Golf club striking face

Details Golf club striking face Golf club striking face

2007-10-09

2007-10-09

Kim, Eugene (Department: 3711)

Games using tangible projectile

Golf

Club or club support

Reexamination Certificate

active

10723994

ABSTRACT:
A golf club head in accordance with the invention includes a forward striking face that comprises a substantially planar recessed surface and a plurality of discrete, solid geometric shapes projecting forward from the recessed surface. Each of the geometric shapes has a volume of less than 0.0007 mm3. The distance along the recessed surface between adjacent shapes is at least 0.1 mm. The total volume of the geometric shapes contained with a square reference region measuring 2.5 mm by 2.5 mm is less than 0.05 mm3.

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Photon Golf, Inc., “Laser Surface Modification,” Sep. 15, 2003, http://www.photongolf.com/Ism.htm.

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