Patent ID: 7091809
Filing Date: 2006-08-15
Classification: H01F

Abstract:
1. An ignition coil for igniting a fuel mixture in an internal combustion engine having a winding element on which is wound a coil winding which is in the form of a cylinder and which may be connected to a spark plug on its frontal surface, a sheet metal jacket which encloses the winding element with the coil winding on its circumference, and an elastic insulating element for insulation from high voltage which is in the form of a hollow cylinder mounted on the winding element on a section facing the frontal surface of such winding element, the winding element being electrically connectable to a spark plug with a terminal of said spark plug received in the hollow portion thereof and having at least a part of the spark plug disposed between the winding element and the sheet metal jacket, characterized in that at least one of the elastic insulating element and the winding element has a sealing profile in the area in which the elastic insulating element is mounted between the winding element and the sheet metal jacket and a sealing compound disposed between the winding element and the sheet metal jacket.