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:
May. 19, 2026
Filed:
Feb. 06, 2025
Nok Corporation, Tokyo, JP;
Naoki Hagiwara, Makinohara, JP;
NOK CORPORATION, , JP;
Abstract
A sealing device is configured to be provided between a first member including a first surface provided with a first space and a second member including a second surface provided with a second space having a diameter greater than a diameter of the first space, the second space facing the first surface. The sealing device includes a tubular elastic body that includes a first outer-circumferential surface facing an inner-circumferential surface defining the first space; a second outer-circumferential surface, which has a diameter greater than a diameter of the first outer-circumferential surface, facing an inner-circumferential surface defining the second space, a step surface defining a difference in level between the first outer-circumferential surface and the second outer-circumferential surface and being in contact with the first surface; an annular first protrusion protruding from the first outer-circumferential surface; and an annular second protrusion protruding from the second outer-circumferential surface.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile