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. 10, 2026
Filed:
Dec. 20, 2023
Applicant:
Garrett Transportation I Inc., Torrance, CA (US);
Inventor:
Jaroslav Pekar, Pacov, CZ;
Assignee:
GARRETT TRANSPORTATION I INC., Torrance, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B 49/02 (2006.01); F25B 31/02 (2006.01);
U.S. Cl.
CPC ...
F25B 49/025 (2013.01); F25B 31/026 (2013.01); F25B 2600/0253 (2013.01); F25B 2700/1353 (2013.01); F25B 2700/171 (2013.01); F25B 2700/1933 (2013.01); F25B 2700/195 (2013.01); F25B 2700/197 (2013.01);
Abstract
Controllers, system and methods for vapor cycle compressor speed management. A system having a compressor, a condenser, an expansion valve and an evaporator with a circulating refrigerant or refrigerant is managed. A compressor controller uses expansion valve position, a mass flow estimate, or a mass flow measurement to determine desired compressor speed.