The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 13, 2020
Filed:
Oct. 09, 2018
Jtekt Corporation, Osaka-shi, Osaka, JP;
Takuya Nakayama, Okazaki, JP;
Keisuke Ogawa, Toyota, JP;
JTEKT CORPORATION, Osaka-shi, JP;
Abstract
To provide a ball screw device and a steering device capable of securing smooth circulation of balls while suppressing occurrence of clogging of the balls caused by displacement in a radial direction between a deflector and a nut main body. A ball screw device includes a ball screw nut and a circulation path. The ball screw nut includes a nut main body and a deflector. The deflector includes an inclined portion provided at a peripheral part of a connection portion between a passage and the circulation path of the nut main body for securing passing of the balls at the connection portion when an insertion position of the deflector with respect to the deflector mounting hole is displaced from a desired position within a range of a given distance.