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:
Jul. 15, 2014
Filed:
Sep. 02, 2011
Jugurtha Benouali, Clamart, FR;
Jin Ming Liu, Conflans Saint Honorine, FR;
Jugurtha Benouali, Clamart, FR;
Jin Ming Liu, Conflans Saint Honorine, FR;
Valeo Systemes Thermiques, Le Mesnil Saint Denis, FR;
Abstract
Control process of an expansion valve (EXV) situated in an air conditioning circuit in which circulates and flows a coolant, with the air conditioning circuit comprising at least a compressor (CMP), a condenser (CND) and an evaporator (EVP), characterized in that this control process includes the following steps or stages: when overheating is less than a threshold value, opening of the expansion valve is governed by a static control, and when overheating is higher than the threshold value, opening of the expansion valve is governed by a dynamic control.