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:
Dec. 22, 2015
Filed:
Feb. 27, 2015
Applicant:
Borgwarner Inc., Auburn Hills, MI (US);
Inventors:
Srikar Yellapragada, Fletcher, NC (US);
Rob Wallace, Candler, NC (US);
Assignee:
BorgWarner Inc., Auburn Hills, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 5/02 (2006.01); F01D 5/04 (2006.01); F04D 29/22 (2006.01);
U.S. Cl.
CPC ...
F01D 5/027 (2013.01); F01D 5/043 (2013.01); F04D 29/2261 (2013.01); F05D 2220/40 (2013.01);
Abstract
A number of variations may include a method of balancing a rotor assembly and a balanced rotor assembly which may involve additive material applied to the rotor assembly. One or more of the following options may be employed: adding a mass to an impeller hub between two adjacent vanes; adding a mass to an impeller back wall; adding a mass to back wall scallops, and adding a mass to an impeller nose. Material removal may be used in combination with material addition.