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:
Feb. 27, 2001
Filed:
Apr. 01, 1999
Applicant:
Inventors:
Erwin Rutschmann, Tiefenbronn, DE;
Armin Schweizer, Ditzingen, DE;
Assignee:
Dr. Ing. h.c.F. Porsche AG, Weissach, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02M 3/510 ;
U.S. Cl.
CPC ...
F02M 3/510 ;
Abstract
A suction system for an internal-combustion engine has an arrangement for utilizing resonance effects. The arrangement includes a control device which is arranged inside the resonance container and by way of which the resonance cross-section can be varied as a function of parameters of the internal-combustion engine.