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:
Jul. 12, 2022
Filed:
Aug. 18, 2017
Nok Corporation, Tokyo, JP;
Yuki Sato, Fukushima, JP;
NOK CORPORATION, Tokyo, JP;
Abstract
A sealing apparatusis provided with a reinforcing ringthat is a member that is annular around an axis x, an elastic-body portionthat is formed from an elastic body that is annular around the axis x, an annular garter spring, and a lip-pressing ringthat is an annular member. The lip-pressing ringis configured so that a seal lipcan be inserted into a space on an inner-periphery side thereof, and a value of an inner diameter thereof is configured to be a size no less than a value of an outer diameter of an annular portion that is at least a portion on an outer-periphery side of the seal lip. The sealing apparatus can suppress a decrease in tracking a rotary shaft.