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:
Jun. 26, 2012
Filed:
Jun. 26, 2009
Applicants:
Michael Schebitz, Attendorn, DE;
Matthias Zacker, Attendorn, DE;
Inventors:
Michael Schebitz, Attendorn, DE;
Matthias Zacker, Attendorn, DE;
Assignee:
Muhr und Bender KG, Attendorn, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16F 15/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a rotational vibration damper for a crankshaft of a piston engine. The rotational vibration damper comprises a hub which defines an axis of rotation, and a mass member which, via at least one spring element, is coupled to a hub and is able to rotationally vibrate freely relative to the hub. The mass member is annular in shape and is arranged coaxially relative to the hub, wherein the at least one spring element made of steel is provided in the form of a bendable spring.