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Patent Searching and Data


Title:
ELECTRIC ACTUATOR
Document Type and Number:
WIPO Patent Application WO/2017/170292
Kind Code:
A1
Abstract:
This electric actuator 1 is equipped with a motor 10, a motor case 11 for housing the motor 10, and a motion converting mechanism 22 for converting rotary motion generated by driving the motor 10 to linear motion in a direction parallel to the output shaft 10a of the motor 10, the motion converting mechanism 22 being provided with a linearly-moving movable part 24 disposed parallel to the output shaft 10a. The movable part 24 and the motor 10 overlap in the radial direction of the motor 10. A sensor target 73 is disposed on the movable part 24, and a non-contact sensor 70 for detecting, without contact, the position of the sensor target 73 in the linear motion direction is provided to the motor case 11.

Inventors:
MATSUTOU TAKUSHI (JP)
HIRANO SHINSUKE (JP)
IKEDA ATSUSHI (JP)
ISHIKAWA TOMOMI (JP)
Application Number:
JP2017/012195
Publication Date:
October 05, 2017
Filing Date:
March 24, 2017
Export Citation:
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Assignee:
NTN TOYO BEARING CO LTD (?5500003, JP)
International Classes:
H02K7/06; F16H25/20; F16H25/24; G01B7/00
Foreign References:
JP2008274971A2008-11-13
JP2000002309A2000-01-07
JP4253017B22009-04-08
JP2002372116A2002-12-26
JP3736238B22006-01-18
JP4804843B22011-11-02
US20120222509A12012-09-06
JPS5243018B21977-10-27
JPS5417132B21979-06-27
JP2015187483A2015-10-29
Other References:
See also references of EP 3439151A4
Attorney, Agent or Firm:
SHIROMURA Kunihiko et al. (Ehara Patent Office, 2-15 Bakurou-machi 4-chome, Chuo-ku, Osaka-sh, Osaka 59, 〒5410059, JP)
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