Land vehicles – Wheeled – Occupant propelled type
Patent
1997-08-26
2000-02-29
Schwartz, Christopher P.
Land vehicles
Wheeled
Occupant propelled type
B62M 102
Patent
active
060299908
ABSTRACT:
A direct drive bicycle comprising a main frame. Rotatably mounted within the main frame is a variable rate transmission unit having rotatable input and output shafts. Rotatably connected to the main frame is a chain wheel. The chain wheel is mechanically coupled to the input shaft of the transmission unit in a manner wherein the rotation of the chain wheel facilitates the rotation of the input shaft.
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Photo, "Alex Morgan""BCD".
Bartz C. T.
GT Bicycles, Inc.
Schwartz Christopher P.
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