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.

Date of Patent:
Aug. 27, 2024

Filed:

Feb. 25, 2022
Applicant:

Kabushiki Kaisha Toyota Jidoshokki, Kariya, JP;

Inventors:

Yoshihiro Fukaya, Kariya, JP;

Shinji Tsubai, Kariya, JP;

Yasuaki Nakano, Kariya, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04C 18/02 (2006.01); F04B 39/12 (2006.01); F04C 29/06 (2006.01); F04C 29/12 (2006.01);
U.S. Cl.
CPC ...
F04C 18/0215 (2013.01); F04C 29/06 (2013.01); F04C 29/12 (2013.01); F04B 39/123 (2013.01); F04C 29/065 (2013.01); F04C 2210/22 (2013.01); F04C 2240/806 (2013.01); F04C 2250/10 (2013.01); F04C 2270/135 (2013.01);
Abstract

A scroll compressor includes a housing and a compression mechanism. The compression mechanism includes a compression chamber. The housing includes an intermediate pressure chamber into which refrigerant having an intermediate pressure is introduced from an external refrigerant circuit. The intermediate pressure is higher than a suction pressure of refrigerant drawn into the compression chamber and lower than a discharge pressure of the refrigerant discharged from the compression chamber. The intermediate pressure chamber and the compression chamber in a process of compression are connected to each other by an injection passage. The injection passage includes a muffler.


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