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:
Mar. 04, 2003
Filed:
Mar. 06, 2001
Applicant:
Inventors:
Yoshiaki Takano, Kosai, JP;
Satoshi Izawa, Anjo, JP;
Assignee:
Denso Corporation, Kariya, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B 1/00 ; F25B 4/900 ;
U.S. Cl.
CPC ...
F25B 1/00 ; F25B 4/900 ;
Abstract
In a freezing cycle apparatus that switches between a cooling mode and a heating mode, wherein a low-pressure refrigerant is evaporated in an evaporator for cooling the air during a cooling mode and a hot gas refrigerant is introduced from the discharge side of a compressor directly into the evaporator A variable displacement type compressor capable of varying the displacement is used as the compressor The displacement of the compressor is controlled such that the refrigerant flow rate in the cooling or heating cycle is a predetermined target flow rate during the cooling and the heating mode.