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. 17, 2001
Filed:
Sep. 10, 1999
Applicant:
Inventors:
Holger Paffrath, Ludwigsburg, DE;
Thomas Pauer, Freiberg, DE;
Assignee:
Filterwerk Mann & Hummel GmbH, Ludwigsburg, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02M 3/510 ;
U.S. Cl.
CPC ...
F02M 3/510 ;
Abstract
A process and device are disclosed for controlling air consumption in the intake tract of an internal combustion engine. Air intake in the intake tract (,) can be subdivided via at least two ram tubes (,). The intake path can be continuously controlled in one of the ram tubes (,) between a totally open state and a closed state and prolong the other ram tube (,). The ram tube (,) in which the intake path can be continuously controlled between a totally open state and a closed state is preferably the shortest ram tube (,).