Title:
ELECTROMAGNETIC LOCK MECHANISM OF ELECTRIC MOTOR
Document Type and Number:
Japanese Patent JP2023173118
Kind Code:
A
Abstract:
To provide a lock mechanism of an electric motor which can secure safety when supply of electric power is stopped and release the lock in a no power supply state at the electric motor which is applied to an in-wheel motor etc.SOLUTION: A lock mechanism 40 of an electric motor 10, having a main shaft 12, a rotor 22, and a stator 32, includes: a lock plate 26 disposed on the rotor 22 and including an engagement hole 26a; a solenoid 44 disposed at the stator 32 and having a lock piece 46 which is interposed into the engagement hole 26a; biasing means 48 which causes the lock piece 46 to be interposed into the engagement hole 26a when power supply to the solenoid 44 is not in a proper state; and a lock releasing slide pin 52 which pulls out the lock piece 46 from the engagement hole 26a.SELECTED DRAWING: Figure 3
Inventors:
SHIRAKI MANABU
KAWAKAMI HIROSHI
KAWAKAMI HIROSHI
Application Number:
JP2022085136A
Publication Date:
December 07, 2023
Filing Date:
May 25, 2022
Export Citation:
Assignee:
CORELESS MOTOR CO LTD
International Classes:
H02K7/116; B60K7/00; F16D63/00; F16D65/16; F16H63/34
Attorney, Agent or Firm:
Yuichi Murakami
Hiroshi Seki
Hiroshi Seki
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