Patent ID: 7648426

Claim:
A fairway wood-type golf club head comprising: a main body having a face portion, a crown portion and a ribbon portion, the main body having a bottom opening, the main body composed of a stainless steel material, the main body having a material volume ranging from 12.0 cubic centimeters to 20.0 cubic centimeters, the main body having a mass ranging from 100 grams to 150 grams; and a sole portion disposed over the bottom opening of the main body, the sole portion composed of a material having a density ranging from 7.9 g/cc to 12.5 g/cc, the sole portion having a material volume ranging from 6.0 cubic centimeters to 12.0 cubic centimeters, the sole body having a mass ranging from 45 grams to 100 grams, the sole portion having a heel section, wherein the heel section has a thickness greater than the thickness of the entirety of the sole portion, wherein the sole portion has a plurality of sharp angle elevations, wherein the sharp angle ranges from 70 degrees to 90 degrees for each plurality of sharp angle elevations relative to at least one other of the plurality of sharp angle elevations; wherein the fairway-type golf club head has a volume ranging from 150 cubic centimeters to 275 cubic centimeters and wherein the fairway wood-type golf club head has a total mass ranging from 150 grams to 230 grams: wherein the fairway-type golf club head has a moment of inertia, Izz, about a Z axis through a center of gravity of the fairway-type golf club head ranging from 1990 g-cm 2 to 2600 g-cm 2 and a moment of inertia, Iyy, about a Y axis through a center of gravity of the fairway-type golf club head ranging from 950 g-cm 2 to 1500 g-cm 2 .