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.:

US 6511297 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 28, 2003

Filed:

Jun. 21, 2001
Applicant:
Inventors:

Masaki Ota, Kariya, JP;

Ken Suitou, Kariya, JP;

Tomoji Tarutani, Kariya, JP;

Kazuya Kimura, Kariya, JP;

Ryo Matsubara, Kariya, JP;

Taku Adaniya, Kariya, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B 1/26 ;
U.S. Cl.
CPC ...
F04B 1/26 ;
Abstract

Valve and separator unit is mounted to a housing of a compressor. The unit includes a check valve for preventing the reverse flow of refrigerant, and an oil separator for separating a mist of lubricating oil contained in the refrigerant from the refrigerant. Separated lubricating oil is introduced into a crank chamber via an oil passage, and the separated refrigerant is directed to the check valve, which prevents of the reverse flow of the refrigerant from the external refrigerant circuit to the discharge chamber.


Find Patent Forward Citations

Ota, Masaki. (2003). Compressor having check valve and oil separator unit (U.S. Patent No. 6511297). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6511297

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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