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:
May. 20, 2025
Filed:
Jul. 21, 2023
Thermo King Llc, Minneapolis, MN (US);
Wayne Donnellan, Galway, IE;
THERMO KING LLC, Minneapolis, MN (US);
Abstract
The present disclosure provides a transport refrigeration system for a refrigerated transport unit having an interior space comprising two or more zones. The system includes: a refrigeration circuit configured for temperature control of the zones and a controller. For each of the zones: the refrigeration circuit comprises a respective evaporator and a variable speed air mover driven by a motor. The controller is configured to: determine a target flow rate for the return air in the respective zone; and operate the motor to maintain the target flow rate of return air in the respective zone. The target flow rate is variable, and the controller is configured to determine the target flow rate based on one or more variable parameters monitored or determined by the controller.