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:
Dec. 31, 2024

Filed:

Jun. 07, 2023
Applicant:

Lennox Industries Inc., Richardson, TX (US);

Inventors:

Rakesh Goel, Irving, TX (US);

Siddarth Rajan, Addison, TX (US);

Assignee:

Lennox Industries Inc., Richardson, TX (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F25B 47/00 (2006.01); F25B 47/02 (2006.01); F25B 49/02 (2006.01); F25D 21/00 (2006.01);
U.S. Cl.
CPC ...
F25D 21/006 (2013.01); F25B 47/006 (2013.01); F25B 49/022 (2013.01); F25B 47/02 (2013.01); F25B 2347/02 (2013.01); F25B 2600/01 (2013.01); F25B 2600/02 (2013.01); F25B 2600/23 (2013.01); F25B 2700/2117 (2013.01);
Abstract

A method includes measuring a saturated suction temperature, receiving actual temperature value reflective of the measured saturated suction temperature, and determining whether the actual temperature value is less than a first pre-determined minimum threshold temperature value. If the actual temperature value is less than the first pre-determined minimum threshold temperature value, initiating a timer to operate for a pre-determined time interval. Determining whether the actual temperature value is less than a second pre-determined minimum threshold temperature value and if the actual temperature value is less the second pre-determined minimum threshold temperature value, initiating the timer to operate for a modified time interval. If the timer has expired, the operation of the compressor is modified.


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