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:
Dec. 12, 2006
Filed:
Apr. 06, 2004
Wolfgang Schulz, Bietigheim-Bissingen, DE;
Achim Meisiek, Rudersberg, DE;
Wolfgang Schulz, Bietigheim-Bissingen, DE;
Achim Meisiek, Rudersberg, DE;
Robert Bosch GmbH, Stuttgart, DE;
Abstract
A canister-purge valve for the metered admixing of a fuel scavenged from a fuel tank of an internal combustion engine into the internal combustion engine includes a valve seat and a valve body movably located relative to the valve seat. A sealing element is provided on the side of the valve body facing the valve seat and a damping element is provided on the side of the valve body facing away from the valve seat. The sealing element () is made of a first elastomer and the damping element () is made of a second elastomer with different properties than the first elastomer.