Claims
- 1. A golf club head comprising:
a body having a volume ranging from 300 cubic centimeters to 450 cubic centimeters; a striking plate connected to the body, the striking plate composed of a first material, and having a natural frequency of less than 4500 Hz.
- 2. A golf club head comprising:
a body; an elliptical striking plate connected to the body, the striking plate composed of a first material, and having a natural frequency less than 4000 Hz and greater than 2800 Hz.
- 3. A golf club head comprising:
a body composed of stainless steel and having a volume ranging from 200 cubic centimeters to 325 cubic centimeters; and a striking plate connected to the body, the striking plate composed of a first material, and having a natural frequency less than 3300 Hz and greater than 2800 Hz.
- 4. The golf club head of claim 1 wherein the first material is a metal selected from the group consisting of stainless steel, maraging steel, amorphous alloy, titanium alloy and aluminum alloy.
- 5. A golf club head comprising:
a body composed of a first metal material, the body having a top region, a bottom region, a rear region and an open front, the first material selected from the group consisting of titanium, titanium alloy, steel alloy and composite materials; and a striking plate composed of a second material and having a natural frequency less than 8500 Hz and greater than 2800 Hz, and the striking plate disposed in the open front of the body.
- 6. The golf club head of claim 6, wherein the second material is aluminum alloy.
- 7. The golf club head of claim 7, wherein the striking plate has a maximum thickness of less than 0.200 inches.
- 8. The golf club head of claim 8, wherein the maximum thickness of the striking plate is less than 0.200 inches and greater than 0.070 inches.
- 9. The golf club head of claim 6, wherein the second material is titanium alloy having a natural frequency less than 5900 Hz and greater than 2800 Hz.
- 10. The golf club head of claim 10, wherein the striking plate has a maximum thickness of less than 0.140 inches.
- 11. The golf club head of claim 11, wherein the maximum thickness of the striking plate is less than 0.140 inches and greater than 0.070 inches.
- 12. The golf club head of claim 6, wherein the second material is stainless steel having a natural frequency less than 5400 Hz and greater than 2800 Hz.
- 13. The golf club head of claim 13, wherein the striking plate has a maximum thickness of less than 0.130 inches.
- 14. A golf club head comprising:
a body composed of a titanium alloy material, the body having a top region, a bottom region, a rear region and an open front, the body having a volume ranging from 300 cubic centimeters to 450 cubic centimeters; and a striking plate composed of a metal material and having a natural frequency less than 8500 Hz and greater than 2800 Hz, a maximum thickness of the striking plate is less than 0.200 inches and greater than 0.070 inches, and the striking plate disposed in the open front of the body.
CROSS REFERENCE TO RELATED APPLICATIONS
[0001] This application is a continuation application of co-pending U.S. patent application Ser. No. 09/525,216 filed on Mar. 14, 2000.
Continuations (1)
|
Number |
Date |
Country |
Parent |
09525216 |
Mar 2000 |
US |
Child |
09683799 |
Feb 2002 |
US |