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. 11, 2022
Filed:
Sep. 24, 2019
Kabushiki Kaisha Toyota Jidoshokki, Aichi, JP;
Yoshiyuki Nakane, Aichi-ken, JP;
Takahito Kunieda, Aichi-ken, JP;
Kaho Takeuchi, Aichi-ken, JP;
Ryo Umeyama, Aichi-ken, JP;
Satoru Mitsuda, Aichi-ken, JP;
Ryosuke Fukuyama, Aichi-ken, JP;
KABUSHIKI KAISHA TOYOTA JIDOSHOKKI, Aichi, JP;
Abstract
A centrifugal compressor includes a low-speed shaft, an impeller, a speed increaser, a housing, a separation wall, a shaft insertion hole, a seal member, an oil pan, an oil supply passage, an oil return passage, and a pressure reduction passage. The impeller is integrally rotated with a high-speed shaft. The housing has therein an impeller chamber accommodating the impeller and a speed increaser chamber accommodating the speed increaser. The centrifugal compressor includes a bypass passage having a first end communicating with the speed increaser chamber and a second end communicating with the oil pan.