Claims
- 1. A wood-type golf club head comprising:a body having a top region, a bottom region, a rear region and an open front; a striking plate disposed in the open front of the body, the striking plate composed of a titanium alloy material and having a thickness less than 0.200 inch and greater than 0.070 inch, the striking plate having a natural frequency of less than 4500 Hz and greater than 2800 Hz.
- 2. The wood-type golf club head according to claim 1 wherein the natural frequency is less than 3300 Hz and greater than 2800 Hz.
- 3. The wood-type golf club head according to claim 1 wherein the natural frequency is less than 3300 Hz and greater than 2800 Hz.
- 4. The wood-type golf club head according to claim 1 wherein the natural frequency is less than 3300 Hz and greater than 2800 Hz.
- 5. A wood-type golf club head comprising:a body having a top region, a bottom region, a rear region and an open front; a striking plate disposed in the open front of the body, the striking plate composed of a titanium alloy material and having a thickness less than 0.140 inch, the striking plate having a natural frequency of less than 8500 Hz and greater than 2800 Hz.
- 6. A wood-type golf club head comprising:a body having a striking plate, the striking plate composed of a titanium alloy material and having a thickness less than 0.200 inch and greater than 0.070 inch, the striking plate having a natural frequency of less than 4000 Hz and greater than 2800 Hz.
- 7. A wood-type golf club head comprising:a body having a top region, a bottom region, a rear region and an open front, the body composed of a non-metallic material; a striking plate disposed in the open front of the body, the striking plate composed of a titanium alloy material and having a thickness less than 0.140 inch, the striking plate having a natural frequency of less than 8500 Hz and greater than 2800 Hz.
CROSS REFERENCE TO RELATED APPLICATIONS
This application is a continuation application of U.S. patent application Ser. No. 09/683,799, filed on Feb. 15, 2002 now U.S. Pat. No. 6,478,692, which is a continuation-in-part application of U.S. patent application Ser. No. 09/525,216 filed on Mar. 14, 2000, now U.S. Pat. No. 6,348,015 issued Feb. 19. 2002.
US Referenced Citations (52)
Foreign Referenced Citations (4)
Number |
Date |
Country |
JP 05116557 |
Apr 1993 |
JP |
JP 07216213 |
Aug 1995 |
JP |
JP 09235312 |
Jul 1997 |
JP |
JP 10028281 |
Feb 1998 |
JP |
Non-Patent Literature Citations (2)
Entry |
PCT Written Opinion and Response. |
PCT Transmittal of International Preliminary Examination Report. |
Continuations (1)
|
Number |
Date |
Country |
Parent |
09/683799 |
Feb 2002 |
US |
Child |
10/065690 |
|
US |
Continuation in Parts (1)
|
Number |
Date |
Country |
Parent |
09/525216 |
Mar 2000 |
US |
Child |
09/683799 |
|
US |