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:
Apr. 13, 2021

Filed:

Sep. 12, 2018
Applicant:

Efficient Energy Gmbh, Feldkirchen, DE;

Inventors:

Oliver Kniffler, Sauerlach, DE;

Holger Sedlak, Sauerlach, DE;

Florian Hanslik, Munich, DE;

Thaddäus Hinterberger, Wasserburg am Inn, DE;

Assignee:

EFFICIENT ENERGY GMBH, Feldkirchen, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B 7/00 (2006.01); F25B 30/02 (2006.01); F25B 39/00 (2006.01); F25B 41/00 (2021.01); F25B 25/00 (2006.01); F25B 41/04 (2006.01); F25B 39/02 (2006.01); F25B 39/04 (2006.01);
U.S. Cl.
CPC ...
F25B 7/00 (2013.01); F25B 30/02 (2013.01); F25B 39/00 (2013.01); F25B 25/005 (2013.01); F25B 39/02 (2013.01); F25B 39/04 (2013.01); F25B 41/003 (2013.01); F25B 41/04 (2013.01); F25B 2339/047 (2013.01);
Abstract

A heat pump system includes a heat pump stage having a first evaporator, a first liquefier, and a first compressor; and a further heat pump stage having a second evaporator, a second liquefier, and a second compressor, wherein a first liquefier exit of the first liquefier is connected to a second evaporator entrance of the second evaporator via a connecting lead.


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