Land vehicles – Wheeled – Occupant propelled type
Patent
1993-08-13
1997-12-02
Boehler, Anne Marie
Land vehicles
Wheeled
Occupant propelled type
280280, 2802811, B62K 2102
Patent
active
056927649
ABSTRACT:
The invention disclosed herein is a very durable, lightweight, front fork assembly for use on competition bicycles. The invention provides improved fatigue and impact resistance compared to prior art designs. The invention makes maximum use of advanced, high strength composite materials and high strength, lightweight metal alloys, improving its stiffness-to-weight and strength-to-weight ratios. The superior structural performance of the invention is provided by a unique section geometry and ply configuration that efficiently utilizes the material to maximize bending and torsional stiffness while minimizing weight. The improved strength also comes from the superior control of the molding process, made possible with a removable pressure bladder that remains connected to the pressure source, and is regulated, during the molding process. The invention is produced using an efficient, "cigar" roll-up procedure where the fiber lay-up is first made in a flat pattern and later rolled up into the final "cigar" roll-up configuration.
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patent: 5078417 (1992-01-01), Mouritsen
patent: 5181732 (1993-01-01), Bezin et al.
Klein Gary G.
Randall Richard W.
Voss Darrell W.
Boehler Anne Marie
Klein Bicycle Corporation
Zegeer, Esq. Jim
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