| 摘要 |
A golf club head having a body with a plurality of thin walls including a crown, a sole, a face, and a rear belt which cooperate to define an interior cavity, wherein the cavity has an external volume of at least 200 cc's. The body has a rib structure including at least one reinforcing member which reinforces at least a portion of one of the plurality of thin walls so that the head has a mechanical impedance with a primary natural frequency which is greater than or equal to 1,200 Hz. Preferably, the head has a primary natural resonance frequency greater than 1,300 Hz. |
