Golf club shaft

Details Golf club shaft Golf club shaft

1975-07-10

1976-12-21

Apley, Richard J.

Amusement devices: games

Aerial projectile game; game element or accessory therefor...

Target

273DIG23, A63B 5310

Patent

active

039984583

ABSTRACT:
A golf club shaft made of a filament reinforced resin wherein a group of filaments are wound at a winding angle of 10.degree. or less and another group of filaments are wound at a winding angle of 25.degree. to 65.degree. and capable of much reducing the torsion of the shaft, reducing the weight of the shaft, increasing the bending strength of the shaft and increasing the flying distance of a golf ball.

REFERENCES:
patent: 2008077 (1935-07-01), Livesay
patent: 2008423 (1935-07-01), Ritchie
patent: 2100307 (1937-11-01), Mc Minn
patent: 2742931 (1956-04-01), De Ganahl
patent: 2934345 (1960-04-01), Scott
patent: 3083969 (1963-04-01), Bills
patent: 3313541 (1967-04-01), Benkoczy et al.
patent: 3367656 (1968-02-01), Medney
patent: 3393918 (1968-07-01), Styka
patent: 3457962 (1969-07-01), Shobert
patent: 3489412 (1970-01-01), Franck et al.
patent: 3880422 (1975-04-01), Boggild
patent: 3889951 (1975-06-01), Schaefer et al.
patent: 3896858 (1975-07-01), Whatley
"Handbook of Reinforced Plastics" by Oleesky and Mohr; 1964; pp. 292-299, 407-409; Library of Congress Catalog, Card No. 64-15205.

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