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:
May. 17, 2016
Filed:
May. 15, 2014
Applicant:
The Regents of the University of Michigan, Ann Arbor, MI (US);
Inventors:
Alan Argento, Chelsea, MI (US);
Wonsuk Kim, Ann Arbor, MI (US);
Neil Nodelman, Springdale, AR (US);
Louis Carlisle Glover, IV, Springdale, AR (US);
Assignee:
The Regents Of The University of Michigan, Ann Arbor, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16C 3/02 (2006.01); F16F 15/10 (2006.01); B63H 23/36 (2006.01); B63B 17/00 (2006.01); B64D 35/00 (2006.01);
U.S. Cl.
CPC ...
B63H 23/36 (2013.01); B63B 17/0081 (2013.01); B64D 35/00 (2013.01); F16C 3/023 (2013.01); F16F 15/10 (2013.01); Y10T 464/50 (2015.01);
Abstract
A propeller shaft assembly having a propeller shaft member defining an inner volume. A foam liner member is disposed in at least a portion of the inner volume of the propeller shaft member. The foam liner member is made of a viscoelastic, natural oil polyol-based foam, whereby the foam liner member is operable to reduce vibration amplitudes occurring within the propeller shaft member relative to an undampened propeller shaft member.