High reduction gear assembly with lubrication
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United States of America Patent
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-
Nov 16, 1993
Grant Date -
N/A
app pub date -
Apr 15, 1992
filing date -
Apr 16, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An epicyclic gear comprises housing, pinion forming on an input shaft supported in the housing, at least three planetary gears supported in the housing via shafts and geared with the pinion, an internal gear supported in the housing via an output shaft and surrounding and geared with the planetary gears, a passage for lubricating oil through the housing into the shafts of the planetary gears, a conduit supported on at least one shaft and for conveying oil from the shafts towards the center of the housing via outlet jets, and a bridge supported between at least two shafts and supporting the outlet jets, wherein at least one planetary gear overlaps the remaining adjacent planetary gears in an axial direction of the pinion without mutual interfering with each other.
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