Golf club interchanging connection structure (I)

Details Golf club interchanging connection structure (I) Golf club interchanging connection structure (I)

2008-04-03

2009-11-24

Blau, Stephen L. (Department: 3711)

Games using tangible projectile

Golf

Club or club support

C473S307000, C473S312000

Reexamination Certificate

active

07621821

ABSTRACT:
A golf club interchanging connection structure for interchanging a club head and a shaft, in which a connecting part is in the club head and a female screw is formed in the connecting part, includes a nut hole position part, a club sleeve, and a screw. The nut hole position part includes a male screw on an outer surface thereof and a flange. The flange includes a leaning surface and a positioning hole. The male screw is screwed with the female screw in the connecting part. The club sleeve is placed within the connecting part and has one end being fixed with the shaft and the other end having a nut hole. The screw including a screw head is positioned through the positioning hole and screwed with the nut hole, and the screw head leans against the leaning surface to lock the shaft connected to the club sleeve.

REFERENCES:
patent: 1540559 (1925-06-01), Murphy
patent: 1690266 (1928-11-01), Barrett
patent: 2171483 (1939-08-01), Simonton
patent: 5513844 (1996-05-01), Ashcraft et al.
patent: 7083529 (2006-08-01), Cackett et al.
patent: 7344449 (2008-03-01), Hocknell et al.
patent: 2008/0167137 (2008-07-01), Burnett et al.

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