Land vehicles – Wheeled – Occupant propelled type
Patent
1997-10-14
1999-11-16
Oberleitner, Robert J.
Land vehicles
Wheeled
Occupant propelled type
280252, 180206, 180207, B62M 104
Patent
active
059843357
ABSTRACT:
A crank assembly for an electrical bicycle includes a crank axle with two uni-directional bearings respectively and securely mounted to two ends thereof, each one of the uni-directional bearings securely connected to a respective one of two torque members and each of the torque members having an extending portion extending therefrom. Two crank arms are respectively and rotatably mounted to the two base portions. Each one of the crank arms has a recess defined therein so that a distal end of the corresponding extending portion is securely positioned in a periphery defining the recess. A detection device is disposed to each of the two crank arms and is located beside the extending portion corresponding thereto.
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Patent Abstracts of Japan, vol. 097, No. 005, May 30, 1997 & JP 09 002369 A (Hokuto Seisakusho:KK), Jan. 7, 1997.
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English translation of claims of French reference No. 2,513,207.
English translation of claims of French reference No. 2,498,549.
Cuff Michael
Merida Industry Co., Ltd
Oberleitner Robert J.
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