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. 07, 2008
Filed:
Mar. 07, 2006
Andreas Sterner, Moeglingen, DE;
Andreas Sterner, Moeglingen, DE;
Dr. Ing. h.c.F. Porsche Aktiengesellschaft, Stuttgart, DE;
Abstract
A turbine housing of an exhaust gas turbocharger having an adjustable turbine geometry is provided having a carrier ring on which are mounted adjustable guide vanes for regulating the boost pressure and having a cover ring for the guide vanes, whereby the carrier ring and cover ring are spaced a distance apart by means of spacer elements to form a guide vane gap. A fastening screw passes through each spacer element, and screwed into the carrier ring and/or cover ring. Receiving openings for the head of the fastening screw are provided in the carrier ring or cover ring. At least one securing recess is provided in the carrier ring and/or cover ring on the outside circumference of the receiving opening, said securing recess being provided to accommodate material of the screw head to establish a form-fitting connection.