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.
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Inventors:
IKEDA YOSHINORI (JP)
SHIMIZU TATSUNORI (JP)
HIRANO SHINSUKE (JP)
SHIMIZU TATSUNORI (JP)
HIRANO SHINSUKE (JP)
Application Number:
PCT/JP2019/007377
Publication Date:
September 06, 2019
Filing Date:
February 26, 2019
Export Citation:
Assignee:
NTN TOYO BEARING CO LTD (JP)
International Classes:
F16H25/24; F16H25/20; F16H25/22; H02K7/06; H02K7/116
Foreign References:
| JP2012200822A | 2012-10-22 | |||
| JP2017180681A | 2017-10-05 | |||
| JPS5121053U | 1976-02-16 | |||
| JP2014105810A | 2014-06-09 | |||
| JP2017045094A | 2017-03-02 | |||
| JP2016020162A | 2016-02-04 | |||
| JP2017180681A | 2017-10-05 |
Other References:
See also references of EP 3760898A4
Attorney, Agent or Firm:
SHIROMURA Kunihiko et al. (JP)
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