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:
Apr. 30, 2019
Filed:
Jun. 25, 2014
Borgwarner Inc., Auburn Hills, MI (US);
Dietmar Metz, Meckenheim, DE;
BorgWarner Inc., Auburn Hills, MI (US);
Abstract
A supercharging apparatus () for a combustion engine () having an electrically drivable compressor (), which has a compressor housing () in which a compressor wheel () is arranged, which compressor wheel is fastened on one end () of a rotor shaft (), and which has a compressor housing rear wall (), which is arranged behind the compressor wheel () and closes the compressor housing (); an electric motor (); and a stator winding (), which has a line () formed from a multiplicity of litz wires (). The litz wires () of the line () have a first degree of twisting in an end winding region () of the stator winding () and have a second degree of twisting in a magnetically active section (I, II, III, IV). The first degree of twisting is higher than the second degree of twisting.