Golf club head with textured striking face

摘要

A golf club head includes a heel portion, a toe portion, a hosel, and a striking face. The striking face includes a plurality of scorelines each having an average depth no less than about 0.10 mm, a plurality of first micro-grooves each having an average depth no greater than about 0.010 mm, and a plurality of second micro-grooves overlaid on the first micro-grooves, each of the second micro-grooves having an average depth greater than the average depth of the first micro-grooves. Some embodiments can also have a plurality of textured surface treatment regions superimposed on the overlaid first and second micro-grooves so as to at least partially intersect the micro-grooves.

主权项

1. A golf club head comprising:
a heel portion; a toe portion opposite the heel portion; a hosel adapted to receive a shaft; a striking face, the striking face including:
a plurality of score lines each having an average depth no less than about 0.10 mm;a first micro-groove pattern comprising a plurality of arcuate first micro-grooves, each of the first micro-grooves having a first average depth no greater than about 0.025 mm and a first average width no greater than about 0.51 mm, the first micro-grooves being substantially parallel to one another; anda second micro-groove pattern comprising a plurality of arcuate second micro-grooves, each of the second micro-grooves having a second average depth no greater than about 0.025 mm and a second average width different than the first average width, the second arcuate grooves being parallel to one another,wherein the second micro-groove pattern is overlaid onto the first micro-groove pattern; and a rear surface opposite the striking face.