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US 6,241,633 B1Granted
Hockey stick shaft and method of making the same
AssigneeChristian Brothers, Inc.
InventorJames Conroy
Life of this patent
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Abstract
A hockey stick shaft having a cross-sectional configuration with a pair of flat sides and substantially circular top and bottom edges, a hockey stick shaft adapted for receiving a replacement blade and have a plurality of layers of unidirectional fibers.
Claims1
A hockey stick shaft having a desired exterior configuration, a longitudinal axis, a free end and a blade connection end for connection with a replacement blade, said shaft comprising:
- an outer molded surface extending from said free end to said blade connection end and conforming to said desired exterior configuration;
- an inner molded surface extending from said free end to said blade connection end, spaced inwardly from said outer molded surface and having a replacement blade receiving surface at said blade connection end;
- and
- a body portion disposed between said inner and outer molded surfaces and comprising a plurality of layers of unidirectional fibers in a resin matrix;
- said plurality of layers includes one or more layers with unidirectional fibers oriented at +45° relative to said longitudinal axis, one or more layers with unidirectional fibers oriented at −45° relative to said longitudinal axis, and one or more layers with unidirectional fibers oriented at 0° relative to said longitudinal axis;
- and
- an outer layer of woven fibers with said woven fibers oriented at 0° and 90° relative to said longitudinal axis.
4 more elements
Dependencies are inferred from the claim text.