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 7155927 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 02, 2007

Filed:

Sep. 03, 2002
Applicants:

Norio Sawada, Gunma, JP;

Kazuo Matsumoto, Osaka, JP;

Inventors:

Norio Sawada, Gunma, JP;

Kazuo Matsumoto, Osaka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B 27/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

There is provided an exhaust-heat using refrigerating system which can add the function of refrigerant heater, condenser or super-cooler by using exhaust heat. The system comprises a heat pump apparatusequipped with a compressor, a first heat exchangera pressure-reducing deviceand a second heat exchangerand an absorption type refrigerating machineequipped with a regeneratorusing exhaust heat as a heat source, a condenseran evaporatorand an absorberA third heat exchangeris connected to the first heat exchangerin parallel, and the heat source of the third heat exchangeris achieved from the evaporatorof the absorption type refrigerating machine.


Find Patent Forward Citations

Sawada, Norio. (2007). Exhaust heat utilizing refrigeration system (U.S. Patent No. 7155927). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7155927

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