PLANETARY GEAR REDUCTION MECHANISM
Number of patents in Portfolio can not be more than 2000
United States of America
Stats
-
Jan 28, 2025
Grant Date -
Jan 30, 2025
app pub date -
Mar 15, 2024
filing date -
Mar 15, 2024
priority date (Note) -
Published
status (Latency Note)
Importance
Abstract
A fifth ball bearing that rotatably supports a rotating shaft is provided on one side of a pinion gear in an axial direction of the rotating shaft. A sixth ball bearing that rotatably supports the rotating shaft is provided on the other side of the pinion gear in the axial direction of the rotating shaft. A carrier is provided with a bearing fixing portion that supports the fifth ball bearing immovably in the axial direction of the rotating shaft, and a bearing guide portion that supports the sixth ball bearing movably in the axial direction of the rotating shaft. The fifth and sixth ball bearings are provided so as not to be close to each other in the axial direction of the rotating shaft, and a female screw portion has a rattling adjustment member that presses the sixth ball bearing toward the side where the fifth ball bearing is provided.
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