Title:
BALL SCREW DEVICE
Document Type and Number:
Japanese Patent JP2014173625
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a ball screw device capable of mounting a detent member for a nut with a simple constitution.SOLUTION: A ball screw device includes: a screw shaft 3 disposed movably in an axial direction X; a nut 4 externally fitted to the screw shaft 3, and moving the screw shaft 3 in the axial direction X by rotating; and a detent structure for stopping the rotation of the nut 4. The detent structure includes: a cutout 21 formed from an outer peripheral face 4B along a radial direction at one end face 4G side in the axial direction X of the nut 4; and a detent member 20 fitted to the cutout 21. When the screw shaft 3 reaches a prescribed position in the axial direction X, a contact portion 16 of the screw shaft 3 and the detent member 20 are brought into contact with each other, and the rotation of the nut 4 is stopped.
Inventors:
OZAKI NAOKO
Application Number:
JP2013044374A
Publication Date:
September 22, 2014
Filing Date:
March 06, 2013
Export Citation:
Assignee:
JTEKT CORP
International Classes:
F16H25/22
Attorney, Agent or Firm:
Kosaku Inaoka
Kawasaki Real husband
Tamura 太知
Kawasaki Real husband
Tamura 太知
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