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:
Mar. 08, 2011
Filed:
Oct. 09, 2008
Christian Boesel, Nuremberg, DE;
Christian Boesel, Nuremberg, DE;
Schaeffler KG, Herzogenaurach, DE;
Abstract
A switchable component for a valve train of an mternal combustion engine, comprising a housing, a coupling means, an inner element being biased by at least one lost motion spring, a stop means, and an anti-rotation device configured as a thin-walled ring comprising a slit, a rectangular extension projects inwards from a central position from the inner peripheral surface of the ring which extends parallel to a transversal plane of the component on an outer peripheral surface of the housing, the housing comprises an aperture that is complementary in shape to the extension of the ring and said extension extends through said aperture, a counter surface for the extension extends in the form of a longitudinal flattened portion or a longitudinal groove in the outer peripheral surface of the inner element, and the extension extends with a complementary inner surface directly on or into said counter surface.