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:
Oct. 14, 2008
Filed:
Apr. 27, 2005
Thomas Nording, Esslingen, DE;
Thomas Beck, Aichwald, DE;
Thomas Nording, Esslingen, DE;
Thomas Beck, Aichwald, DE;
J. Eberspacher GmbH & Co. KG, , DE;
Abstract
The present invention relates to an air-gap-insulated exhaust manifold () of an internal combustion engine, in particular in a motor vehicle, having a collecting line () that extends in a longitudinal direction (), an outlet opening () oriented in the longitudinal direction (), multiple inlet openings () oriented across the longitudinal direction () and a flange () that extends in the longitudinal direction () and includes the inlet openings (), wherein an inside pipe () is situated in an outside pipe (), forming an air-gap insulation, and whereby a gas-carrying outside pipe section () is provided in the area of at least one of the inlet openings () and leads from the respective inlet opening () to an assigned inside pipe inlet () which is at a distance from the flange (). The inside pipe () is attached to the outside pipe () only in an attachment area ().