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:
Feb. 27, 2024
Filed:
Mar. 25, 2021
Nsk Ltd., Tokyo, JP;
Tomohiro Ikuta, Gunma, JP;
Yoshiyuki Sato, Gunma, JP;
Suguru Sugishita, Gunma, JP;
Hirotaka Shimizu, Gunma, JP;
NSK LTD., Tokyo, JP;
Abstract
A steering device includes a steering shaft, a steering column, a bracket, and a fastening mechanism. An upper column includes a clamp, a cylindrical part, a pair of protrusions, and contact ribs. The clamp includes a continuous clamp and a spaced clamp. The protrusions include a continuous protrusion and a spaced protrusion. The contact ribs include first contact ribs disposed each of which is disposed on the outer peripheral surface of the clamp, second contact ribs each of which is disposed on a side surface of the protrusion and disposed opposite to the first contact rib with respect to a long groove, and at least one third contact rib disposed on a side surface of the spaced protrusion and between the first contact rib and the long groove. The third contact rib has a protrusion amount greater than those of the first contact rib and the second contact rib.