Provided is a ball screw device in which a deflector can securely be prevented from falling into a nut when the deflector is attached. A ball screw device includes a ball screw shaft, a nut, rolling elements, a ball recirculation path, and a deflector. An attachment hole has a pair of first faces. The deflector has a pair of second faces that respectively face the pair of first faces in a state in which the deflector is housed in the attachment hole. The first faces of the attachment hole and the second faces of the deflector have a locking structure in which the first faces and the second faces respectively lock each other in an improper state in which a part of the deflector is inserted into the attachment hole in a posture different from a posture of the deflector housed in the attachment hole.
BALL SCREW DEVICE AND STEERING SYSTEM INCLUDING BALL SCREW DEVICE
2018-05-31
Patent
Electronic Resource
English
BALL SCREW DEVICE AND STEERING SYSTEM INCLUDING BALL SCREW DEVICE
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