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. 02, 2020
Filed:
Aug. 31, 2017
Borgwarner Inc., Auburn Hills, MI (US);
Aaron Date, Asheville, NC (US);
Augustine Cavagnaro, Flat Rock, NC (US);
Michael Bucking, Asheville, NC (US);
BORGWARNER INC., Auburn Hills, MI (US);
Abstract
A method for enclosing a rotating assembly of a turbocharger including providing at least two bearing housing segments which together form a bearing housing including a bearing bore and an insert bore. The method can include machining complementary mating faces of the segments, machining features as required for alignment and fastening of the segments to each other, machining the bearing bore and the insert bore, and machining oil feed passages and oil drain features into at least one segment. The at least one oil feed bore is drilled from the radially inner surface of the corresponding bearing housing segment. The method can further include balancing a rotating assembly, installing the rotating assembly into one of the bearing housing segments, and joining the segments together to enclose the rotating assembly.