Variable drive transmission
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United States of America Patent
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May 26, 1992
Grant Date -
N/A
app pub date -
Aug 1, 1991
filing date -
Aug 1, 1991
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A mechanical transmission device for selective gear speed and directional output from a constant input source. A plurality of planetary gears engageable on a central input gear can be selectively driven on their own axis or orbitally around the central input gear varying output dependent on the speed of orbital rotation.
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