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:
Sep. 17, 2002
Filed:
Aug. 22, 2000
Applicant:
Inventors:
Thomas Jessberger, Rutesheim, DE;
Helmut Neuschwander, Ludwigsburg, DE;
Klaus Rentschler, Gaeufelden, DE;
Assignee:
Filterwerk Mann & Hummel GmbH, Ludwigsburg, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02B 7/522 ;
U.S. Cl.
CPC ...
F02B 7/522 ;
Abstract
A drum controller for use in the induction system of a multi-cylinder internal combustion engine includes an induction distributor and individual induction pipes arranged next to each other and ending in a flange. The controller is arranged in a longitudinal bore hole of the individual induction pipes and is used to pen and close said tubes. The drum controller includes a moveable sleeve and a fixed core. The individual induction pipes are opened or closed when the sleeve is rotated.