Title:
ボールねじナット、転舵ユニット、及びボールねじナットの製造方法
Document Type and Number:
Japanese Patent JP7415438
Kind Code:
B2
Abstract:
A ball screw nut (100) includes a nut part (110) and a pulley part (120) integrally molded with the nut part (110) on the outer peripheral side of the nut part (110) and having external teeth (121). The pulley part (120) has a cylindrical portion (122) extending in an axial direction and facing the nut part (110) in a radial direction, and an extended portion (123) extending radially inward from the cylindrical portion (122) and facing the nut part (110) in the axial direction. A restriction part (130) for restricting relative rotation of the nut part (110) and the pulley part (120) is provided between a facing surface (125) of the extended portion (123) facing the nut part (110) and a facing surface (115) of the nut part (110) facing the extended portion (123).
Inventors:
Mio Kondo
Application Number:
JP2019194949A
Publication Date:
January 17, 2024
Filing Date:
October 28, 2019
Export Citation:
Assignee:
JTEKT Corporation
International Classes:
F16H25/24; B62D5/04; F16H7/02; F16H25/20; F16H25/22; F16H55/48
Domestic Patent References:
| JP2018090081A | ||||
| JP2013252650A |
Foreign References:
| WO2018225296A1 |
Attorney, Agent or Firm:
Makoto Onda
Hironobu Onda
Hironobu Onda