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Patent Searching and Data


Title:
SCREW SHAFT, FEED SCREW MECHANISM, AND ELECTRIC ACTUATOR
Document Type and Number:
WIPO Patent Application WO/2019/167964
Kind Code:
A1
Abstract:
A screw shaft 22 constitutes a feed screw mechanism which is provided to an electric actuator. In the screw shaft 22, a mounting surface 22c to which a sensor target is mounted, is formed. A section where the mounting surface 22c is formed, is formed so as to have a non-circular and line-symmetric cross section.

Inventors:
IKEDA YOSHINORI (JP)
SHIMIZU TATSUNORI (JP)
HIRANO SHINSUKE (JP)
Application Number:
PCT/JP2019/007377
Publication Date:
September 06, 2019
Filing Date:
February 26, 2019
Export Citation:
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Assignee:
NTN TOYO BEARING CO LTD (JP)
International Classes:
F16H25/24; F16H25/20; F16H25/22; H02K7/06; H02K7/116
Foreign References:
JP2012200822A2012-10-22
JP2017180681A2017-10-05
JPS5121053U1976-02-16
JP2014105810A2014-06-09
JP2017045094A2017-03-02
JP2016020162A2016-02-04
JP2017180681A2017-10-05
Attorney, Agent or Firm:
SHIROMURA Kunihiko et al. (JP)
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