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:
Jul. 05, 2022
Filed:
Mar. 06, 2018
Applicant:
Vilter Manufacturing Llc, Cudahy, WI (US);
Inventor:
Jean-Louis Picouet, Waukesha, WI (US);
Assignee:
Vilter Manufacturing LLC, Cudahy, WI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B 49/02 (2006.01); F25B 6/02 (2006.01); F25B 7/00 (2006.01); F25B 39/04 (2006.01); F25B 9/00 (2006.01); F25B 1/10 (2006.01);
U.S. Cl.
CPC ...
F25B 49/027 (2013.01); F25B 1/10 (2013.01); F25B 6/02 (2013.01); F25B 7/00 (2013.01); F25B 9/008 (2013.01); F25B 39/04 (2013.01); F25B 2339/0444 (2013.01); F25B 2400/13 (2013.01); F25B 2400/16 (2013.01); F25B 2400/23 (2013.01);
Abstract
A refrigeration apparatus comprises a first refrigerant system and a second refrigerant system. The first refrigerant system comprises a first compressor, a cascade heat exchanger and a first evaporator. The second refrigerant system comprises a second compressor, a second condenser, the cascade heat exchanger and a second evaporator. The second compressor has an economizer port, and the cascade heat exchanger is connected to the economizer port of the second compressor.