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:
Apr. 03, 2018
Filed:
Nov. 27, 2013
Applicant:
Lennox Industries Inc., Richardson, TX (US);
Inventors:
Yi Qu, Coppell, TX (US);
Pete Hrejsa, Frisco, TX (US);
Assignee:
Lennox Industries Inc., Richardson, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B 41/00 (2006.01); F25D 21/06 (2006.01); F25B 47/00 (2006.01); F25D 21/00 (2006.01); F25B 30/02 (2006.01);
U.S. Cl.
CPC ...
F25D 21/004 (2013.01); F25B 30/02 (2013.01); F25B 2313/0315 (2013.01); F25B 2500/19 (2013.01); F25B 2600/01 (2013.01); F25B 2700/2106 (2013.01);
Abstract
In various implementations, defrost operations may be managed. A change in the temperature of a heat exchanger may be determined. A determination whether to allow a defrost operation may be at least partially based on the determined change in the temperature of the heat exchanger.