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:
Jun. 09, 1981
Filed:
Mar. 27, 1980
Applicant:
Inventor:
Joseph R Noland, Crestwood, KY (US);
Assignee:
General Electric Company, Louisville, KY (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F25B / ; F25D / ;
U.S. Cl.
CPC ...
165 29 ; 62156 ; 62160 ;
Abstract
The present invention relates to a self-contained air conditioning unit including a reversible refrigeration system and more particularly to a control system having a plurality of sensing means that are effective in maintaining operation of the unit in a heat mode by use of a supplemental heater when the ambient and the surface temperature of selected refrigeration components are above a preselected frosting temperature, and a secondary heater when the system is in a defrost mode.