Patent ID: 6209746
Filing Date: 2001-04-03
Classification: B60K,Y10S

Abstract:
A tank cap for a vehicle, which can be inserted into and sealed with a filler neck of the fuel tank, comprising:a closure element;a cap element, mounted on the closure element, and rotatable relative to the closure element against the force of a return spring having a first end and a second end;an angle of free travel which limits the range of movement of the return spring;a first stop and a second stop,the return spring connected at the first end to a fastener that is fixed relative to the closure element and at the second end to a fastener on the cap element that is mobile relative to the fixed fastener, the return spring adapted to be tightened, by tension or compression, as the cap element is rotated through the angle of free travel,the return spring further being arranged between the closure element and the cap element such that the longitudinal axis of the return spring lies in a plane that intersects the axis of rotation of the tank cap, the return spring being disposed therein at an angle relative to the axis of rotation of the cap element.