Planetary gear device for reduction gearing
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United States of America Patent
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-
Nov 13, 2007
Grant Date -
Apr 5, 2007
app pub date -
Oct 4, 2005
filing date -
Oct 4, 2005
priority date (Note) -
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status (Latency Note)
Importance
Abstract
A planetary gear device includes a housing having a chamber for receiving lubricating member and having an internal gear, a carrier rotatably received in the chamber of the housing and having an output shaft and having a number of openings for rotatably receiving planet pinions. The planet pinions are engaged with the internal gear of the housing, and each includes a bore for receiving an axle, and a number of rollers received between the planet pinion and the axle to act as a bearing device for smoothly attaching the planet pinions on the axles. The planet pinions each has one or two side portions each having one or more slots for filling the lubricating member into the bore of the planet pinion.
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