CPC A63B 53/0412 (2020.08) [A63B 53/0466 (2013.01); A63B 2102/32 (2015.10)] | 19 Claims |
1. A driver-type golf club head, comprising:
a forward portion, comprising a strike face;
a rearward portion, opposite the forward portion;
a crown portion;
a sole portion, opposite the crown portion;
a heel portion;
a toe portion, opposite the heel portion;
a body that comprises a cup and a ring joined to the cup via a joint, wherein the cup defines the forward portion of the driver-type golf club head and the ring is separately formed relative to the crown portion; and
a sole insert attached to the cup and the ring;
wherein:
a volume of the driver-type golf club head is between 390 cubic centimeters (cc) and 600 cc;
a total mass of the driver-type golf club head is between 185 grams (g) and 210 g;
the driver-type golf club head is made from at least one first material, having a density between 0.9 g/cc and 3.5 g/cc, at least one second material, having a density between 3.6 g/cc and 5.5 g/cc, and at least one third material, having a density between 5.6 g/cc and 20.0 g/cc;
the at least one first material has a first mass no more than 55% of the total mass of the driver-type golf club head and no less than 25% of the total mass of the driver-type golf club head;
the at least one second material has a second mass no more than 65% of the total mass of the driver-type golf club head and no less than 20% of the total mass of the driver-type golf club head;
the at least one third material has a third mass equal to the total mass of the driver-type golf club head less the first mass of the at least one first material and the second mass of the at least one second material;
the cup is made from at least one of a titanium alloy or a steel alloy;
material of the ring has a density between 0.5 g/cc and 4.0 g/cc, wherein a mass element is attached to the ring and the mass element is located rearward of the sole insert and forms an exterior portion of the driver-type golf club head;
the at least one first material comprises a fiber-reinforced polymeric material comprising continuous fibers;
each one of the continuous fibers of the fiber-reinforced polymeric material does not extend from the crown portion to the sole portion of the driver-type golf club head;
the cup has a multi-piece construction comprising an upper cup piece and a lower cup piece;
the upper cup piece is made of either an aluminum alloy or a titanium alloy; and
the lower cup piece is made of either a steel alloy or a tungsten alloy.
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