发明名称 Wood type golf club
摘要 A wood type golf club having a club head provided with a sole at the bottom portion thereof, a ball striking face at the front side thereof and a hosel at the heel side thereof, and a club shaft joined to the hosel of the club head, characterized in that a face angle theta 1 measured on the basis of a direction square with the direction in which a ball is to be driven thereby, toward the side of a closed face of the club head is set to 0 DEG -5 DEG closed face, a lie angle theta 2 defined as an angle of inclination of the axis of the club shaft with respect to a horizontal line and measured with the sole of the club head contacting a horizontal ground surface being set to 58 DEG -62 DEG , an angle of center of gravity theta 3 defined as an angle which is formed between an extension line of the face of the club head and a straight line crossing the axis of the club shaft at right angles thereto when the club shaft is placed on a horizontal table so that the club head is directed downward therefrom freely, viewing from the side of the sole along the axis of the club shaft being set to 27 DEG -33 DEG .
申请公布号 US5333862(A) 申请公布日期 1994.08.02
申请号 US19930102803 申请日期 1993.08.06
申请人 THE YOKOHAMA RUBBER CO., LTD. 发明人 TERAMOTO, MITSUTAKE;SAITO, SHINKICHI;ASABUKI, HIDEYO
分类号 A63B53/02;(IPC1-7):A63B53/04 主分类号 A63B53/02
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