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. 02, 2021
Filed:
Dec. 19, 2019
Applicant:
Hasse & Wrede Gmbh, Berlin, DE;
Inventors:
Assignee:
Hasse & Wrede GmbH, Berlin, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16F 15/173 (2006.01); F16C 17/10 (2006.01);
U.S. Cl.
CPC ...
F16F 15/173 (2013.01); F16C 17/10 (2013.01); F16C 2361/53 (2013.01); F16F 2222/08 (2013.01); F16F 2230/32 (2013.01); F16F 2232/02 (2013.01); F16F 2236/08 (2013.01);
Abstract
A viscous torsional vibration damper includes: a) an annular damper housing, which bounds a damper chamber; b) an inertia ring arranged in the damper chamber; c) a bearing device, which supports the inertia ring in the damper housing and which has at least one bearing element with an axial bearing region and/or a radial bearing region, d) a shear gap between the inertia ring and the damper housing, which shear gap is filled with a viscous fluid, e) wherein a plurality of the axial bearing segments and/or a plurality of the radial bearing segments is circumferentially distributed on the at least one bearing element.