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. 31, 2020
Filed:
Feb. 01, 2018
Applicant:
Nok Corporation, Tokyo, JP;
Inventor:
Takuya Kato, Fukushima, JP;
Assignee:
NOK CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16J 15/447 (2006.01); F16J 15/3232 (2016.01); F16C 33/78 (2006.01); F16C 33/80 (2006.01); F16C 41/00 (2006.01); F16C 19/18 (2006.01);
U.S. Cl.
CPC ...
F16J 15/447 (2013.01); F16C 33/782 (2013.01); F16C 33/7883 (2013.01); F16C 33/805 (2013.01); F16C 41/007 (2013.01); F16J 15/3232 (2013.01); F16C 19/186 (2013.01); F16C 2326/02 (2013.01);
Abstract
A sealing apparatus includes a sealing apparatus body attached to an outer ring of a hub bearing, and a slinger attached to a hub, and the sealing apparatus body includes a reinforcement ring and an elastic body portion. The elastic body portion includes seal lips contacting the slinger, and a labyrinth lip forming a gap from the slinger. The slinger includes a slinger cylinder portion, a slinger flange portion, a slinger bent portion, and a slinger extended portion, and the slinger bent portion and the slinger extended portion form a labyrinth seal L, having gaps between the elastic body portion and the outer ring.