Motor unit

One aspect of the motor unit of the present invention comprises: a motor having a motor shaft extending along a motor axis; the gear part is connected with one axial side of the motor; a shaft holding portion located between the motor and the gear portion in the axial direction; and a housing main b...

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Bibliographic Details
Main Authors ISHIKAWA YUKI, WADA NAOHIRO, KUMAGAI YASUNOBU
Format Patent
LanguageChinese
English
Published 04.10.2022
Subjects
BLASTING
CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
DYNAMO-ELECTRIC MACHINES
ELECTRICITY
ENGINEERING ELEMENTS AND UNITS
GEARING
GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS
GENERATION
HEATING
LIGHTING
MECHANICAL ENGINEERING
THERMAL INSULATION IN GENERAL
WEAPONS
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Summary:One aspect of the motor unit of the present invention comprises: a motor having a motor shaft extending along a motor axis; the gear part is connected with one axial side of the motor; a shaft holding portion located between the motor and the gear portion in the axial direction; and a housing main body provided with a driving body accommodating space for accommodating the motor, the gear portion, and the shaft holding portion. The motor shaft is a hollow shaft. The gear part is provided with an output shaft, a part of the output shaft is arranged in the motor shaft, and the output shaft rotates around the motor axis; and a plurality of gears transmitting power from the motor shaft to the output shaft. The shaft holding portion includes: a first bearing that rotatably supports the motor shaft; a first holder that holds the first bearing; a second bearing that rotatably supports the output shaft; and a second holder which is fixed to the first holder from one side in the axial direction and holds the second bea
Bibliography:Application Number: CN202080096990