Patent ID: 9272616
Filing Date: 2016-03-01
CPC Classification: B60K

Claim Text:
1. A filler neck for a fuel tank, the filler neck comprising: a filler pipe with a longitudinal axis and a circular cross section with an inner diameter; a blocking element that is arranged inside the filler pipe, the blocking element being configured to extend across and only inside a circle sector of a circle concentric to the circular cross section, the circle having a smaller circle diameter than the inner diameter of the filler pipe, and the circle sector having an angle at a center of less than 180°; and a fuel filler flap, which is attached adjacent to the filler pipe along a flap axis, wherein a perpendicular line runs from the flap axis to the center of the circle sector in which the blocking element is arranged, wherein the blocking element is composed of a single rectangular element, and wherein the blocking element is pivotable about the longitudinal axis, wherein the blocking element comprises a flat section having a first surface and a second surface, which are spaced apart by a thickness of the flat section, wherein: the first surface in a region extends obliquely to the first surface outside the region, or the second surface in the region extends obliquely to the second surface outside the region, or the first surface in the region extends in a curved manner to the first surface outside the region, or the second surface in the region extends in a curved manner to the second surface outside the region.