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:
Feb. 14, 2017
Filed:
Feb. 05, 2014
Applicant:
Lennox Industries Inc., Richardson, TX (US);
Inventors:
Jonathan Douglas, Lewisville, TX (US);
Robert B. Uselton, Plano, TX (US);
Assignee:
Lennox Industries Inc., Richardson, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F25B 49/00 (2006.01); F25B 49/02 (2006.01);
U.S. Cl.
CPC ...
F25B 49/02 (2013.01); F25B 2500/19 (2013.01); F25B 2600/23 (2013.01); F25B 2600/2519 (2013.01); F25B 2700/04 (2013.01); F25B 2700/151 (2013.01); F25B 2700/1931 (2013.01); F25B 2700/1933 (2013.01); F25B 2700/2106 (2013.01);
Abstract
Systems and methods are disclosed for detecting a refrigerant charge in a cooling system. The systems and methods involve performing at least a partial pump down of the refrigerant while monitoring one or more metrics. The measured metrics may be compared to a standard in order to determine if a refrigerant leak has occurred or to determine other refrigerant information. Other systems and methods are disclosed.