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:
Mar. 07, 2023
Filed:
Apr. 11, 2019
Nsk Ltd., Tokyo, JP;
Seiichi Moriyama, Maebashi, JP;
Masaki Takahashi, Maebashi, JP;
NSK LTD., Tokyo, JP;
Abstract
A seal ring () configured to be employed with a cross shaft () including a center section () and four shaft sections () extending in four directions from the center section and formed with step faces () where the center section widens out from base ends of the shaft sections outward in radial directions of the shaft sections, and with bearings () for mounting to leading end portions of the shaft sections. The seal ring is fitted over the shaft section and interposed between the bearing and the step face. The seal ring includes a seal lip () configured to contact the step face around the entire circumference, and an indentation () the seal lip enters by deforming when mounted to the cross shaft.