Multiple material golf club head
A golf club ( 40 ) having a club head ( 42 ) with a face component ( 60 ), an aft body ( 61 ), and a sound modifying component ( 59 ) is disclosed herein. The face component ( 60 ) has a striking plate portion ( 72 ) and a return portion ( 74 ). The aft-body ( 61 ) is composed of a crown portion ( 62 ), a sole portion ( 64 ) and optionally a ribbon section ( 90 ). The face component ( 60 ) is composed of a metal material, and the aft-body ( 61 ) is composed of a non-metal material such as a composite material or a thermoplastic material. The sound modifying component ( 59 ), which is attached to the metallic face component ( 60 ), alters the sound of the golf club head ( 42 ) when it impacts a golf ball.
1. A golf club head comprising:
an aft-body composed of a plurality of plies of pre-preg material, the aft body comprising a crown portion and a sole portion;
a face component attached to the aft-body with an adhesive material, the face component composed of a metal material;
and a means for modifying the sound characteristics of the golf club head, the modifying means being attached to the face component, wherein the golf club head has a pitch ranging from 3500 Hertz to 4500 Hertz when striking a golf ball at a swing speed of approximately 100 miles per hour;
wherein the golf club head has a volume ranging from 350 cubic centimeters to 510 cubic centimeters, a depth ranging from 3.0 inches to 4.5 inches, a width ranging from 4.0 inches to 5.0 inches, a height ranging from 2.0 inches to 3.5 inches, a mass ranging from 165 grams to 225 grams, and a coefficient of restitution of 0.80 to 0.94.
2. The golf club head according to claim 1 wherein the means for modifying the sound characteristics is composed of a metal material.
3. The golf club head according to claim 2 wherein the metal material for the means for modifying the sound characteristics is selected from a group consisting of a titanium alloy, amorphous metal, stainless steel and maraging steel.
4. The golf club head according to claim 1 , wherein the means for modifying the sound characteristics is attached to an interior surface of the face component.
5. The golf club head according to claim 4 wherein the means for modifying the sound characteristics is attached to the interior surface of the sole extension.
6. The golf club head according to claim 4 wherein the means of modifying the sound characteristics includes a ring.
7. The golf club head according to claim 4 wherein the means of modifying the sound characteristics includes a conical object.
8. The golf club head according to claim 1 wherein the means for modifying the sound characteristics of the golf club head are attached using a welding or e-beam process.
9. The golf club head according to claim 1 wherein, the means for modifying the sound characteristics is attached to an exterior surface of the face component.
10. The golf club head according to a claim 9 wherein the means for modifying the sound characteristics includes an arcuate piece having a first end and a second end, the first end being attached to the return portion of the face component at a toe end, the second being attached to the return portion at a heel end.
11. The golf club head according to claim 10 wherein the aft-body includes a ribbon portion located between the crown portion and the sole portion, the arcuate piece extending generally along the ribbon portion of the aft-body.
12. The golf club head according to claim 11 wherein a fastener secures the arcuate piece to a rear section of the ribbon portion, the arcuate piece being detached from the aft body except at the fastener.