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.

Date of Patent:
Dec. 19, 2006

Filed:

Oct. 21, 2004
Applicants:

Jonathan P. Kilkenny, Peoria, IL (US);

Paul W. Reisdorf, Dunlap, IL (US);

Eric C. Fluga, Dunlap, IL (US);

Matthew D. Rampenthal, East Peoria, IL (US);

Inventors:

Jonathan P. Kilkenny, Peoria, IL (US);

Paul W. Reisdorf, Dunlap, IL (US);

Eric C. Fluga, Dunlap, IL (US);

Matthew D. Rampenthal, East Peoria, IL (US);

Assignee:

Caterpillar Inc, Peoria, IL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02B 33/44 (2006.01); F04B 17/00 (2006.01); F01D 1/02 (2006.01); F16C 32/06 (2006.01); G01M 13/04 (2006.01); F04B 35/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A compound turbocharger is provided, including at least one housing. A first turbocharger having an outer shaft is disposed within the housing, and a second turbocharger is provided having an inner shaft co-axial with and extending within the outer shaft. At least one displacement limiter is disposed at a selected position along the length of the outer shaft. A method of reducing vibrational amplitude in an inner shaft of a coaxial shaft assembly is further provided, including the step of operably positioning at least one displacement limiter at a selected position along a length of the outer shaft.


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