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. 22, 1994
Filed:
Mar. 17, 1994
Applicant:
Inventor:
Paul F Swenson, Shaker Heights, OH (US);
Assignee:
Consolidated Natural Gas Service Company, Inc., Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F24D / ;
U.S. Cl.
CPC ...
237 19 ; 237 / ; 165 18 ;
Abstract
A heat pump system in which a vapor compression refrigerant is isolated from the space being conditioned, heat pumped by the refrigeration circuit is stored and a heat transfer fluid circuit is controlled for conditioning the space and for conducting heat from a heat storage medium at times when the refrigeration circuit does not operate in a regular heat pumping mode.