Planetary speed reducer
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United States of America Patent
Stats
-
Feb 7, 1984
Grant Date -
N/A
app pub date -
Apr 27, 1981
filing date -
Apr 27, 1981
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A planetary speed reducer having a movable output ring gear; a stationary or fixed ring gear; the ring gears having different numbers of rigid involute teeth, different pitch diameters, equal internal diameters and equal base pitches; a sun gear; and at least one planetary gear mounted for engagement with the sun gear and with each of the ring gears.
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Cited Art Landscape
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