Title:
SCREW SHAFT, MANUFACTURING METHOD THEREOF, AND BALL SCREW DEVICE
Document Type and Number:
WIPO Patent Application WO/2016/159303
Kind Code:
A1
Abstract:
A helical member or a divided helical member made of a metal spring that constitutes part of a screw groove is fixed in the outer peripheral surface of a cylindrical body, in which at least part of a screw shaft of a ball screw device is produced by filament winding or sheet winding.
Inventors:
MIYAZAKI KAZUNARI (JP)
MUTO KEISUKE (JP)
NAGAI YUTAKA (JP)
ARAI SATORU (JP)
MARUYAMA DAISUKE (JP)
NOBUTOMO MASAHIRO (JP)
MUTO KEISUKE (JP)
NAGAI YUTAKA (JP)
ARAI SATORU (JP)
MARUYAMA DAISUKE (JP)
NOBUTOMO MASAHIRO (JP)
Application Number:
PCT/JP2016/060808
Publication Date:
October 06, 2016
Filing Date:
March 31, 2016
Export Citation:
Assignee:
NSK LTD (JP)
International Classes:
F16H25/24; F16H25/22
Domestic Patent References:
| WO2006068089A1 | 2006-06-29 |
Foreign References:
| JP2010138928A | 2010-06-24 |
Other References:
See also references of EP 3279510A4
Attorney, Agent or Firm:
EIKOH PATENT FIRM, P. C. (JP)
Patent business corporation glory patent firm (JP)
Patent business corporation glory patent firm (JP)
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