GOLF CLUB WITH INTERCHANGEABLE HEAD-SHAFT CONNECTIONS
First Claim
1. A golf club comprising:
- a club head;
a tube mounted in the club head, the tube having an upper end with an inner diameter larger than an inner diameter at a lower end of the tube, the tube including a tapered portion and a rotation prevention portion, the rotation prevention portion defining a keyway having a non-circular configuration;
a shaft having a tip end removably mounted in the tube in the club head;
a sleeve mounted on the tip end of the shaft and disposed between the shaft and the tube, a lower section of the sleeve including a frustoconical portion and a keyed portion, the frustoconical portion extending along at least a quarter of the length of the lower section, the frustoconical portion being received in the tapered portion of the tube, the keyed portion being received in the rotation prevention portion of the tube, the keyed portion having an external configuration complementary to that of the keyway to prevent rotation of the shaft relative to the club head; and
a mechanical fastener removably securing the sleeve to the tube.
7 Assignments
0 Petitions
Accused Products
Abstract
A golf club (20) having a club head (22) with an interchangeable shaft (40) is disclosed herein. The golf club (20) includes a tube (44, 144) mounted in the club head (22), and a sleeve (46, 146) mounted on a tip end (50) of the shaft (40). The tube (44, 144) includes a tapered portion (60, 160) and a rotation prevention portion (62, 162). The sleeve (46, 146) has a frustoconical portion (72, 172) and a keyed portion (74, 174) that are respectively received in the tapered portion (60, 160) and the rotation prevention portion (62, 162) of the tube (44, 144). The golf club (20) further includes a mechanical fastener (48, 148) for removably securing the shaft (40) to the club head (22).
98 Citations
27 Claims
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1. A golf club comprising:
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a club head;
a tube mounted in the club head, the tube having an upper end with an inner diameter larger than an inner diameter at a lower end of the tube, the tube including a tapered portion and a rotation prevention portion, the rotation prevention portion defining a keyway having a non-circular configuration;
a shaft having a tip end removably mounted in the tube in the club head;
a sleeve mounted on the tip end of the shaft and disposed between the shaft and the tube, a lower section of the sleeve including a frustoconical portion and a keyed portion, the frustoconical portion extending along at least a quarter of the length of the lower section, the frustoconical portion being received in the tapered portion of the tube, the keyed portion being received in the rotation prevention portion of the tube, the keyed portion having an external configuration complementary to that of the keyway to prevent rotation of the shaft relative to the club head; and
a mechanical fastener removably securing the sleeve to the tube. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
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19. A golf club comprising:
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a club head;
a tube mounted in the club head, the tube being composed of a metallic material and having an upper end with an inner diameter larger than an inner diameter at a lower end of the tube, the tube including a tapered portion and a rotation prevention portion, the rotation prevention portion being located below the tapered portion and defining a keyway having a non-circular configuration;
a shaft having a tip end removably mounted in the tube in the club head;
a sleeve mounted on the tip end of the shaft and disposed between the shaft and the tube, the sleeve being composed of a metallic material, a lower section of the sleeve including a frustoconical portion and a keyed portion, the frustoconical portion extending along at least a quarter of the length of the lower section, the frustoconical portion being received in the tapered portion of the tube, the keyed portion being received in the rotation prevention portion of the tube, the keyed portion having an external configuration complementary to that of the keyway to prevent rotation of the shaft relative to the club head; and
a mechanical fastener removably securing the sleeve to the tube. - View Dependent Claims (20, 21, 22, 23, 24, 25, 26, 27)
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Specification