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Patent Searching and Data


Title:
BALL SCREW
Document Type and Number:
WIPO Patent Application WO/2016/024302
Kind Code:
A1
Abstract:
In order to allow for easy positioning of a deflector with respect to a nut and inhibition of disengagement of the deflector radially outward from the nut in a ball screw, the ball screw (1) is provided with a screw shaft (3), a nut (7), a deflector (13) inserted in an accommodation cavity (14) of the nut (7), and a plurality of balls (8), wherein the nut (7) is provided with at least one guide section (42) which cooperates with a corresponding guide section (41) provided on the deflector (13) to guide the insertion of the deflector (13) into the accommodation cavity (14) in an insertion direction intersecting the radial direction of the nut (7).

Inventors:
IWASAKI YOSHIMI (JP)
Application Number:
PCT/JP2014/004180
Publication Date:
February 18, 2016
Filing Date:
August 12, 2014
Export Citation:
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Assignee:
KURODA PRECISION IND LTD (JP)
International Classes:
F16H25/24; F16H25/22
Foreign References:
JPS5836922Y21983-08-19
JP2012184824A2012-09-27
US3512426A1970-05-19
JP2003113921A2003-04-18
JPH10110801A1998-04-28
Attorney, Agent or Firm:
OSHIMA & PARTNERS (JP)
Patent business corporation Oshima patent firm (JP)
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