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. 08, 2012
Filed:
Feb. 01, 2007
Günther Nagenkögl, Steyr, AT;
Robert Roithinger, St. Valentin, AT;
Robert Pöschl, Graz-Andritz, AT;
Helmut Altendorfer, Peilstein/Mühl, AT;
Andreas Schrattbauer, Hargelsberg, AT;
Christof Knollmayr, Graz, AT;
Günther Nagenkögl, Steyr, AT;
Robert Roithinger, St. Valentin, AT;
Robert Pöschl, Graz-Andritz, AT;
Helmut Altendorfer, Peilstein/Mühl, AT;
Andreas Schrattbauer, Hargelsberg, AT;
Christof Knollmayr, Graz, AT;
AVL List GmbH, Graz, AT;
Abstract
A crankcase breathing system () for an internal combustion engine includes at least one oil separating apparatus with a preliminary separator () and a main separator () arranged downstream of the same, with the preliminary separator () including a diffuser () between an inlet () and an outlet () which expands in the direction of flow. In order to achieve high separation rates in the simplest possible way it is provided that the preliminary separator () is arranged integrally with the main separator (), with preferably the preliminary separator () and the main separator () forming a separator unit ().