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:
Mar. 16, 2004

Filed:

Sep. 19, 2002
Applicant:
Inventors:

Takayoshi Kawai, Hoi-gun, JP;

Akira Ohga, Ichinomiya, JP;

Yuichi Kajino, Nagoya, JP;

Assignee:

Denso Corporation, Kariya, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25D 2/900 ; G05D 2/300 ;
U.S. Cl.
CPC ...
F25D 2/900 ; G05D 2/300 ;
Abstract

A vehicle air conditioner has a standby RAM having a map memorizing many regions of, for example, preset temperature, each of which is determined by environmental conditions such as the inside/outside air temperatures and the sunlight amount. The air conditioner automatically controls the air conditioning of the passenger compartment of the vehicle based on the information stored in the region of the map determined by the environmental conditions that is regarded as a control preset temperature used for calculating a target blowing temperature in a control flow repeating cyclically. When the preset temperatures read at the previous cycle and the current cycle are different from each other, the control preset temperature is regarded as the preset temperature which changes gradually from the previous one to the current one, whereby the temperature of air blown into the passenger compartment gradually changes.


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