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Title:
MOTOR, VALVE, ACTUATOR, AND METHOD FOR MANUFACTURING MOTOR
Document Type and Number:
WIPO Patent Application WO/2019/193716
Kind Code:
A1
Abstract:
This motor (1) converts a rotary movement into a linear movement and actuates a motor shaft (2) in the axial direction thereof, the motor (1) being provided with: a sensor magnet (21) which linearly moves in a direction parallel to the direction of the linear movement linked with the linear movement of the motor shaft (2); a magnetic sensor (22) fixed at a position apart from the sensor magnet (21) in a direction perpendicular to the linear movement direction of the senor magnet (21); and a magnetic plate (23) which is fixed at a position apart from the magnetic sensor (22) in a direction perpendicular to the linear movement direction of the sensor magnet (21) and which has one surface (238) that faces a region surrounding the sensor magnet (21) and the magnetic sensor (22).

Inventors:
YAMAMOTO, Hitoshi (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
Application Number:
JP2018/014613
Publication Date:
October 10, 2019
Filing Date:
April 05, 2018
Export Citation:
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Assignee:
MITSUBISHI ELECTRIC CORPORATION (7-3 Marunouchi 2-chome, Chiyoda-ku Tokyo, 10, 〒1008310, JP)
International Classes:
H02K11/215; G01D5/245; H02K7/06
Domestic Patent References:
WO2016092632A12016-06-16
WO2013084270A12013-06-13
Foreign References:
JPH06120683A1994-04-28
Attorney, Agent or Firm:
TAZAWA, Hideaki et al. (Akasaka Sanno Center Bldg. 5F, 12-4 Nagata-cho 2-chome, Chiyoda-k, Tokyo 14, 〒1000014, JP)
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