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:
Jan. 05, 1988

Filed:

Mar. 26, 1986
Applicant:
Inventors:

Peter Thompson, Kamakura, JP;

Nobuo Otsuka, Kamakura, JP;

Kisuke Yamazaki, Kamakura, JP;

Hideo Igarashi, Kamakura, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G05D / ; F24F / ; F25B / ;
U.S. Cl.
CPC ...
165 12 ; 165 22 ; 165 29 ; 165 111 ; 236 / ; 236 49 ; 236 94 ; 236 / ;
Abstract

An air duct type multizone air conditioning system having air dampers and corresponding thermostats in respective zones under the control of a main controller. The main controller can override desired temperatures selected by the corresponding thermostats in any of the zones and automatically detects the number of the number of zones, the presence of an auxiliary heater, and a heat pump, and the presence of an air damper and corresponding thermostat properly located in the same zone. The main controller also receives information regarding the operating cost of the heat pump and the auxiliary heater to ensure their cost-effective use.


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