Golf club shaft

Details Golf club shaft Golf club shaft

1997-07-01

1999-11-30

Passaniti, Sebastiano

Games using tangible projectile

Golf

Club or club support

473323, A63B 5312

Patent

active

059933283

ABSTRACT:
A hollow golf club shaft including a plurality of diverging and converging substantially frustoconical sections. The sections have respective predetermined substantially constant wall thicknesses.

REFERENCES:
patent: 1713812 (1929-05-01), Barnhart
patent: 2040540 (1936-05-01), Young
patent: 2086275 (1937-07-01), Lemmon
patent: 2153880 (1939-04-01), Barnhart
patent: 2220852 (1940-11-01), Scott
patent: 2250429 (1941-07-01), Vickery
patent: 2457177 (1948-12-01), Reach
patent: 3170690 (1965-02-01), Goranson et al.
patent: 4123055 (1978-10-01), Brill
patent: 4856782 (1989-08-01), Cannan
patent: 5251896 (1993-10-01), Gerlach
patent: 5265872 (1993-11-01), Tennent et al.
patent: 5316299 (1994-05-01), Feche et al.
patent: 5496028 (1996-03-01), Chien
patent: 5620380 (1997-04-01), Tennent
patent: 5685781 (1997-11-01), Pedersen
Ozone.TM. Shaft, (circa 1996), Air Bear Woods.
Golfsmith Store, Apr. 1996, pp. 13 and 14, XPC Bulge graphite shaft.

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