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:
Jun. 22, 2004
Filed:
Dec. 20, 2002
Jan Arnell, Hisings Karra, SE;
Volvo Lastvognar AB, Göteborg, SE;
Abstract
Multi-cylinder internal combustion engine having at least one cylinder row ( ) with an intake side ( ) and an exhaust side ( ). The intake side includes an intake manifold ( ), and the exhaust side includes at least one exhaust manifold ( ) common to a group of cylinders ( ). A charging unit ( ) is connected by its pressure side to an intake air line opening into the intake manifold. The engine also has an arrangement for exhaust gas recirculation from the exhaust side of the engine to its intake side. The arrangement has a recirculation passage ( ) which is arranged in the cylinder head(s) of the engine, for the respective group of cylinders and forms a connection between the exhaust manifold ( ) and the intake side ( ). The passage can be opened and closed by a valve means ( ).