Hockey stick shaft

Details Hockey stick shaft Hockey stick shaft

1992-09-30

1994-04-19

Graham, Mark S.

Amusement devices: games

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

Target

A63B 5912

Patent

active

053039165

ABSTRACT:
The improved hockey stick shaft is of elongated tubular configuration, rectangular in cross section, and having opposite open ends. The tubular shaft is formed by pultrusion of a plurality of discrete layers of bondable material including at least one layer of random strand mat glass fibers, at least two layers of 0.degree./90.degree. balanced plain weave glass fiber fabric, at least two layers of .+-.45.degree. balanced stitched layered glass fiber fabric, at least one layer of 0.degree. unidirectional carbon fiber roving, and at least one layer of 0.degree. unidirectional glass fiber roving. The layers can be bonded together by a suitable resin, preferably an epoxy resin.

REFERENCES:
patent: 4052499 (1977-10-01), Goupil et al.
patent: 4172594 (1979-10-01), Diederich
patent: 4369970 (1983-01-01), Salminen
patent: 4537398 (1985-08-01), Salminen
patent: 4591155 (1986-05-01), Adachi
patent: 4968032 (1990-11-01), Redekop
patent: 5050878 (1991-09-01), Deleris
patent: 5160135 (1992-11-01), Horegawa

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