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:
Oct. 30, 2007
Filed:
Mar. 14, 2005
Applicant:
Robert V. Nash, Jr., Niles, MI (US);
Inventor:
Robert V. Nash, Jr., Niles, MI (US);
Assignee:
Emerson Climate Technologies, Inc., Sidney, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B 1/00 (2006.01); F25B 7/00 (2006.01); F25B 49/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A system includes a plurality of distributed refrigeration units respectively coupled to discrete refrigeration circuits. Each refrigeration unit may include a variable compressor, a fixed compressor, a condensing unit, and a controller. The controller compares an operating condition of the refrigeration unit to a refrigeration circuit set point to select a compressor staging capable of achieving the refrigeration circuit set point.