Golf club shaft having multiple conical sections

Details Golf club shaft having multiple conical sections Golf club shaft having multiple conical sections

1997-07-22

1999-08-31

Chapman, Jeanette

Games using tangible projectile

Golf

Club or club support

473323, 273DIG7, 273DIG23, A63B 5310

Patent

active

059446188

ABSTRACT:
A golf club shaft having a stiffness control section between the grip section and the main body section. The stiffness control section includes a first tapered portion and a second tapered portion. The circumference of the first tapered portion increases from the proximal end to the distal end thereof and the circumference of the second tapered portion decreases from the proximal end to the distal end thereof.

REFERENCES:
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patent: 2250441 (1941-07-01), Vickery
patent: 3809403 (1974-05-01), Hunter
patent: 4205845 (1980-06-01), Kanne
patent: 4431187 (1984-02-01), Rumble
patent: 5251896 (1993-10-01), Gerlach
patent: 5316299 (1994-05-01), Feche
patent: 5496028 (1996-03-01), Chien
patent: 5665010 (1997-09-01), Mori
patent: 5695408 (1997-12-01), DeLaCruz
patent: 5735753 (1998-04-01), Hoffmeyer
patent: 5755826 (1998-05-01), Beach

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