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:
May. 19, 2020

Filed:

Mar. 07, 2017
Applicant:

Calsonic Kansei Corporation, Saitama-shi, Saitama, JP;

Inventors:

Kojiro Nakamura, Saitama, JP;

Tomohiro Maeda, Saitama, JP;

Assignee:

CALSONIC KANSEI CORPORATION, Saitama-shi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60H 1/03 (2006.01); B60H 1/22 (2006.01); B60H 1/32 (2006.01); B60H 1/00 (2006.01);
U.S. Cl.
CPC ...
B60H 1/2225 (2013.01); B60H 1/00921 (2013.01); B60H 1/03 (2013.01); B60H 1/2218 (2013.01); B60H 1/2221 (2013.01); B60H 1/3213 (2013.01); B60H 2001/00928 (2013.01); B60H 2001/00957 (2013.01); B60H 2001/224 (2013.01); B60H 2001/2228 (2013.01); B60H 2001/2246 (2013.01); B60H 2001/2281 (2013.01); B60H 2001/2296 (2013.01);
Abstract

An air-conditioning device includes: a heating cycle configured to circulate the heating medium through a heater core, the heater core being configured to heat blown air; an auxiliary heating device configured to heat the heating medium by an electric heater; a refrigeration cycle configured to circulate cooling medium discharged from a compressor through a condenser, the condenser being configured to heat the heating medium; refrigeration cycle control means configured to operate the refrigeration cycle such that temperature of the heating medium reaches target heating-medium temperature; auxiliary heating device control means configured to operate the auxiliary heating device such that the temperature of the heating medium reaches the target heating-medium temperature; and switching means configured to stop the operation of the refrigeration cycle in the state in which the temperature of the heating medium is equal to or higher than the threshold value.


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