Incrementally variable transmission
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United States of America Patent
Stats
-
Jun 4, 1985
Issued Date -
N/A
app pub date -
Jan 10, 1983
filing date -
Jun 11, 1982
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An incrementally variable transmission, particularly suitable for a bicycle, having a variable sprocket which comprises: A drive flange and an indexing flange mounted on an axle with a pair of sprocket-segment-planets and at least a pair of idler-planets sandwiched between said flanges and forming a relatively rigid structure, the planets adapted to expand and contract in response to a relative rotation of the flanges and thereby increase and decrease, respectively, the effective diameter of the variable-sprocket.
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Family
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Cited Art Landscape
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