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. 23, 1982
Filed:
Apr. 30, 1980
Applicant:
Inventor:
Tsuneo Kagohata, Katsuta, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F28F / ;
U.S. Cl.
CPC ...
165 12 ; 165 28 ; 165 43 ; 165 30 ; 237 / ; 3401 / ;
Abstract
A control apparatus for an air conditioner of an automobile transmits an air conditioning signal from a control panel of the automobile to a control circuit of the air conditioner through a power supply in order to control the air conditioner. The control panel includes an encoder for binary-encoding the air conditioning signal so that the binary coded signal is transmitted to the control circuit through the power supply, and a decoder for decoding the binary coded signal.