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:
Sep. 13, 2016

Filed:

Feb. 10, 2012
Applicants:

Atsushi Inaba, Okazaki, JP;

Satoshi Itoh, Kariya, JP;

Inventors:

Atsushi Inaba, Okazaki, JP;

Satoshi Itoh, Kariya, JP;

Assignee:

DENSO CORPORATION, Kariya, Aichi-pref., JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F25B 30/02 (2006.01); F25B 43/00 (2006.01); B60H 1/00 (2006.01); F24F 3/153 (2006.01); F24F 11/00 (2006.01); F25B 49/02 (2006.01);
U.S. Cl.
CPC ...
F25B 30/02 (2013.01); B60H 1/00921 (2013.01); F24F 3/153 (2013.01); F24F 11/006 (2013.01); F25B 43/00 (2013.01); F25B 49/02 (2013.01); F24F 2011/0064 (2013.01); F25B 2400/02 (2013.01); F25B 2400/0409 (2013.01); F25B 2400/0411 (2013.01);
Abstract

A heat pump cycle is capable of switching an operation mode to a cooling operation mode, a heating operation mode and a dehumidifying-heating operation mode, and is applicable to an air conditioning device. The heat pump cycle is configured to set both of a high-pressure side pressure reducing device and a low-pressure side pressure reducing device—in a throttled state and a fully open state. In this way, the heat pump cycle realizes cooling, heating, and dehumidifying-heating by a simple structure without providing separate refrigerant flow passages extended from a compressor to an outside heat exchanger based on the operation modes of the air conditioning device.


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