Patent ID: 7918209

Claim:
A coupling arrangement for coupling an injection valve to a cylinder head of a combustion engine, the coupling arrangement comprising: a housing of the injection valve having a central longitudinal axis, the housing being designed to be coupled to a fuel rail at a first axial end area of the housing and to a valve body at a second axial end area of the housing, a first ring element being arranged at least partly circumferentially around the valve body, wherein at a first axial end area of the first ring element the first ring element is in contact with the housing at the second axial end area of the housing and at the second axial end area of the first ring element the first ring element rests on the cylinder head, wherein the first ring element comprises a plastic, and a second ring element being arranged at least partly circumferentially around the valve body, wherein the second ring element is at least partially received within a circumferential groove formed in a surface of the first ring element.