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. 22, 2015
Filed:
Oct. 03, 2014
Carmelo Gulli, Turin, IT;
Carmelo Gulli, Turin, IT;
AKTIEBOLAGET SKF, Gothenburg, SE;
Abstract
A sealing unit having a first annular rotating shield and a second annular shield is provided. The second annular shield is fixed and arranged in front of the first shield for delimiting therebetween a first annular chamber and a sealing ring provided with at least a first and a second annular lips, which extend axially and radially projecting from a flange portion of the second shield and towards a flange portion of the first shield, inside the annular chamber. The first shield integrally supports a third annular lip that extends projecting from the first shield towards one of the first and second lips without touching it for defining a second dynamic labyrinth seal between the first and second shield and inside the annular chamber.