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Title:
ROTATION ANGLE DETECTOR AND DRIVE MOTOR FOR VEHICLES EQUIPPED WITH ROTATION ANGLE DETECTOR
Document Type and Number:
Japanese Patent JP2019002816
Kind Code:
A
Abstract:
To obtain a rotation angle detector that secures resistance against centrifugal forces, as well as suppresses a rise in cost.SOLUTION: Provided is a rotation angle detector having a sensor rotor and a sensor stator. The sensor rotor has recessed and projected portions formed on the outer circumferential surface faces the sensor stator, and is constituted in such a way that a revolving shaft is inserted into an annular fitting hole provided in the middle part, a positioning projection that engages with a shaft groove provided on the revolving shaft is provided in the fitting hole so as to project to the inner diameter side, and a clearance groove is provided on both sides of the positioning projection so as to be depressed to the outer diameter side, with the positioning projection provided on the inner circumferential surface that corresponds to the position of the recess in the outer circumferential surface.SELECTED DRAWING: Figure 1

Inventors:
KIKUCHI NAOMI
SASAI TAKUMA
ISODA HITOSHI
INOUE MASAYA
Application Number:
JP2017118273A
Publication Date:
January 10, 2019
Filing Date:
June 16, 2017
Export Citation:
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Assignee:
MITSUBISHI ELECTRIC CORP
International Classes:
G01D5/20; G01D5/245; H02K11/21; H02K24/00; H02K29/06
Attorney, Agent or Firm:
Michiharu Soga
Kajinami order
Kazuhiro Oyaku
Shunichi Ueda
Junichiro Yoshida