Patent ID: 7637509

Claim:
A fuel high-pressure pump comprising: a pump housing and at least one cylinder head, wherein the cylinder head is fixed in the pump housing via a centering shoulder; an induction line having an induction channel running through the cylinder head and the pump housing; a high pressure channel running through the cylinder head and the pump housing; a drain line in the pump housing; and a gasket of the fuel high-pressure pump positioned between the pump housing and the cylinder head, the gasket comprising: a first cutout corresponding to the centering shoulder of the cylinder head; a second cutout corresponding to the high-pressure channel; a third cutout corresponding to the induction channel; a first sealing bead around the second cutout sealing the high-pressure channel of the fuel high-pressure pump; a second sealing bead around the third cutout sealing the induction channel of the fuel high-pressure pump; a third sealing bead which encircles the first and second sealing beads; and a drain opening within a surface of the gasket encircled by the third sealing bead, wherein the drain opening communicates with the drain line, wherein the gasket has positioning tabs precisely positioning the gasket between the pump housing and the cylinder head, wherein the gasket is coated at least partially with an elastomer or another suitable plastic, or with metal.