Golf club shaft
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United States of America Patent
Stats
-
Aug 7, 2001
Issued Date -
N/A
app pub date -
Dec 15, 1998
filing date -
Apr 27, 1998
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A golf club shaft made of a composite of a fiber material and a synthetic resin material, wherein the fiber material includes triaxial fabric layers which are located at least on the butt end side and the tip end side of the golf club shaft. Either the fiber density, the kind of the fiber, the physical property of the fiber, or a combination of two or more thereof, of yarn paths of three directions that form the triaxial fabric layers is varied with respect to the longitudinal axis of the shaft in accordance with a required specification of the shaft.
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