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.:
Date of Patent:
Aug. 02, 2016
Filed:
Mar. 05, 2012
Kazunori Korenaga, Tokyo, JP;
Takeshi Kuramochi, Tokyo, JP;
Hirofumi Horiuchi, Tokyo, JP;
Mitsubishi Electric Corporation, Tokyo, JP;
Abstract
In an air-conditioning apparatus equipped with an outdoor unit having outdoor devices including a compressor that compresses a refrigerant, a flow switching valve that switches the flowing direction of the refrigerant, an outdoor heat exchanger that exchanges heat between the refrigerant and outdoor air, a first expansion valve that reduces the pressure of the refrigerant, an excess-refrigerant container that retains an excess refrigerant of the refrigerant, and a second expansion valve that reduces the pressure of the refrigerant; and an indoor unit having an indoor heat exchanger that exchanges heat between the refrigerant and indoor air, the air-conditioning apparatus includes an outdoor-heat-exchanger refrigerant injection port provided in a refrigerant pipe that is directly connected to the outdoor heat exchanger, and an excess-refrigerant-container refrigerant injection port provided in a refrigerant pipe that is directly connected to the excess-refrigerant container.