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:
Feb. 04, 2020

Filed:

Jul. 23, 2014
Applicant:

Mitsubishi Electric Corporation, Tokyo, JP;

Inventor:

Hirokazu Minamisako, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F24D 19/10 (2006.01); F24D 3/08 (2006.01); F24D 3/10 (2006.01); F24D 3/18 (2006.01);
U.S. Cl.
CPC ...
F24D 19/1072 (2013.01); F24D 3/082 (2013.01); F24D 3/105 (2013.01); F24D 19/1021 (2013.01); F24D 19/1024 (2013.01); F24D 19/1039 (2013.01); F24D 3/18 (2013.01); F24D 2220/0242 (2013.01); Y02B 30/12 (2013.01);
Abstract

The system includes: a heat pump unit; a hot water supply heat exchanger; heating heat exchangers; a pump; heat medium pipes that connect a discharge side of the pump, the heat pump unit, the hot water supply heat exchanger, the heating heat exchangers, and a suction side of the pump in order; a first bypass pipe that bypasses the hot water supply heat exchanger from the heat medium pipe; a second bypass pipe that bypasses the heating heat exchangers from the heat medium pipe; a four-way valve that regulates flow distribution of the heat medium between the hot water supply heat exchanger and the first bypass pipe, and between the heating heat exchangers and the second bypass pipe; and a control unit for controlling the four-way valve in accordance with a hot water supply request and a heating request.


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