Patent ID: 8167738
Filing Date: 2012-05-01
Classification: A63B,B23C,B23P,Y10T

Abstract:
1. A golf club head comprising: a golf club face comprising two or more grooves, wherein: a first cross section of a first region of a first end of a first groove of the two or more grooves is taken perpendicular to an edge of a sidewall of the first region of the first end, and a second cross section of a second region of the first end is taken perpendicular to an edge of a sidewall of the second region of the first end, and the first cross section is substantially proportional to the second cross section, and each of the first and second cross sections are symmetric; and a third cross section of the first region of the first end is taken perpendicular to a bottom of the first region of the first end, and a fourth cross section of the second region of the first end is taken perpendicular to a bottom of the second region of the first end, and the third cross section is substantially non-proportional to the fourth cross section, and each of the third and fourth cross sections are symmetric.