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:
Nov. 28, 1978
Filed:
May. 13, 1977
Applicant:
Inventor:
Benjamin A Phillips, Benton Harbor, MI (US);
Assignee:
Allied Chemical Corporation, Morris Township, NJ (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F25B / ; F25B / ; F25B / ;
U.S. Cl.
CPC ...
62101 ; 62476 ; 62494 ; 62495 ;
Abstract
In a heat activated heat pump apparatus having a generator, condensor, evaporator and absorber, a first coolant pathway through the absorber and condenser and a second coolant pathway through the evaporator. An ambient air heat exchanger and a second heat exchanger in heat exchange relation with the space to be cooled or heated are selectively interconnected with the first and second coolant pathways. In the improvement, rich liquor from the absorber is preheated by heat exchange with a portion of the interior of the absorber, with the weak liquor from the generator and with the refrigerant vapor from the generator.