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. 22, 2014
Filed:
Jul. 14, 2012
Stéphane Warnery, Rennes, FR;
Pascal Noiseau, Saint Ouen des Toits, FR;
Mickael Cormerais, Vallon-sur-Geé, FR;
Stéphane Warnery, Rennes, FR;
Pascal Noiseau, Saint Ouen des Toits, FR;
Mickael Cormerais, Vallon-sur-Geé, FR;
Mann+Hummel GmbH, Ludwigsburg, DE;
Abstract
A control valve unit for a liquid circuit of an internal combustion engine, includes a valve housing () having at least one inlet opening () or outlet opening (') and at least two outlet openings () or inlet openings (′) and at least two closing elements () actuated by a control device (). The closing elements selectively open or close an associated outlet or inlet opening. The closing elements may be continuously adjusted between maximum open and closed positions. The control device () includes at least one displaceable or rotatable cam () and includes at least two cam tracks (), each of which is assigned to a closing element () and acts on at least one driving pin () that is in contact with said closing element (). The cams () are adjusted by an actuator ().