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:
Sep. 24, 2019
Filed:
Nov. 11, 2013
Sanden Holdings Corporation, Isesaki-shi, Gunma, JP;
Ryo Miyakoshi, Isesaki, JP;
Kenichi Suzuki, Isesaki, JP;
Hidenori Takei, Isesaki, JP;
Kouhei Yamashita, Isesaki, JP;
SANDEN HOLDINGS CORPORATION, Isesaki-shi, Gunma, JP;
Abstract
There is disclosed a vehicle air conditioner which can effectively eliminate occurrence of excess or lack of an amount of a refrigerant to be circulated in an internal cycle mode. A controller changes and executes a heating mode, a dehumidifying and heating mode, an internal cycle mode, a dehumidifying and cooling mode, and a cooling mode. When an amount of the refrigerant to be circulated is excessively large in the internal cycle mode, a controller executes a refrigerant sealing mode to seal a refrigerant in an outdoor heat exchanger, and when the amount of the refrigerant to be circulated is insufficient, the controller executes a refrigerant discharge mode to discharge the refrigerant from the outdoor heat exchanger