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:
Sep. 15, 2020
Filed:
Sep. 05, 2018
Applicant:
Aktiebolaget Skf, Gothenburg, SE;
Inventors:
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16C 33/80 (2006.01); F16C 33/78 (2006.01); F16C 35/04 (2006.01); F16C 19/16 (2006.01); F16C 19/06 (2006.01);
U.S. Cl.
CPC ...
F16C 33/80 (2013.01); F16C 19/16 (2013.01); F16C 33/7826 (2013.01); F16C 33/7853 (2013.01); F16C 33/7863 (2013.01); F16C 33/7886 (2013.01); F16C 33/7889 (2013.01); F16C 33/7896 (2013.01); F16C 35/045 (2013.01); F16C 19/06 (2013.01); F16C 2310/00 (2013.01);
Abstract
A bearing unit for agricultural use, the bearing unit comprising: a rolling bearing, a housing body for the rolling bearing, and a sealing device for preventing the entry into the rolling bearing of contaminants. The sealing device in turn having, at least on one side of the rolling bearing, a first sealing level defined by at least one sliding-contact sealing lip and a second sealing level arranged in series with the first sealing level along an axis of symmetry of the rolling bearing. The sealing device defining a labyrinth for preventing the entry of contaminants into the first sealing level.