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:
Jan. 04, 2022
Filed:
Apr. 17, 2020
Borgwarner Inc., Auburn Hills, MI (US);
Raj Chandramohanan, Fletcher, NC (US);
Borg Warner Inc., Auburn Hills, MI (US);
Abstract
A turbocharger includes a shaft extending along an axis, a compressor wheel coupled to a first end of the shaft, a turbine wheel coupled to a second end of the shaft and having a first diameter; and a bearing housing extending about the shaft. The bearing housing is disposed between the compressor wheel and the turbine wheel. The bearing housing having a thermal dam having a volume extending circumferentially about the shaft and disposed proximate to the second end of the shaft between the compressor wheel and the turbine wheel. The thermal dam has a second diameter extending radially from the shaft. Moreover, the second diameter of the thermal dam is between 1.1 and 1.2 times greater than the first diameter of the turbine wheel.