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:
Nov. 25, 2008

Filed:

Sep. 27, 2007
Applicants:

Seiji Ookoshi, Fuji, JP;

Tomoaki Tanabe, Fuji, JP;

Masaaki Sato, Fuji, JP;

Masato Hori, Fuji, JP;

Yoshiteru Yamazaki, Fuji, JP;

Inventors:

Seiji Ookoshi, Fuji, JP;

Tomoaki Tanabe, Fuji, JP;

Masaaki Sato, Fuji, JP;

Masato Hori, Fuji, JP;

Yoshiteru Yamazaki, Fuji, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25D 21/06 (2006.01); F25D 21/12 (2006.01);
U.S. Cl.
CPC ...
Abstract

Defrosting operation is possible by causing refrigerant discharged from a compressor to flow to an outdoor heat exchanger, and returning the refrigerant passed through the outdoor heat exchanger to the compressor through a water-heat exchanger, while operating a pump. Quick defrosting operation is possible by causing refrigerant discharged from a compressor to flow to an outdoor heat exchanger, and returning the refrigerant passed through the outdoor heat exchanger directly to the compressor, while stopping a pump. The temperature of water that has flowed into a water-heat exchanger is detected. According to the detected temperature, the defrosting operation using hot water and quick defrosting operation are selectively executed.


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Ookoshi, Seiji. (2008). Hot-water supply apparatus (U.S. Patent No. 7454919). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7454919

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