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:
Nov. 02, 2021
Filed:
Jun. 04, 2019
Toyota Jidosha Kabushiki Kaisha, Aichi-ken, JP;
Kabushiki Kaisha Toyota Jidoshokki, Aichi-ken, JP;
Taiho Kogyo Co., Ltd., Aichi-ken, JP;
Haruto Ura, Nagakute, JP;
Daisuke Terui, Kariya, JP;
Keiichi Ohta, Okazaki, JP;
Tsuyoshi Uesugi, Kariya, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Aichi-Ken, JP;
TAIHO KOGYO CO., LTD., Aichi-Ken, JP;
Abstract
A turbocharger includes: a shaft connecting a compressor wheel and a turbine wheel; a thrust collar rotating together with the shaft; a thrust bearing holding the thrust collar for rotation; and a bearing housing holding the thrust bearing, wherein the bearing housing includes: an oil supply passage for supplying oil for lubrication to the thrust bearing; an oil discharge passage from which the oil supplied to the thrust bearing is discharged; a wall portion facing the thrust collar; and a groove portion formed in the wall portion and extending from the thrust collar toward a discharge port of the oil discharge passage.