Importance

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Abstract

A high pressure pump for a fuel injection device of an internal combustion engine, having a housing, which has an inflow region and a delivery region, having at least one piston, and having a drive element which act upon the piston. The piston is movably disposed in a piston guide of a pump cylinder element and establishes a work chamber in the piston guide which is operatively provided between the inflow region and the delivery region, which chamber, depending upon the movement direction of the piston, can alternatingly communicate with the inflow region and the delivery region. In order to reduce the assembly and handling expenditure for the assembly and to thus cut corresponding assembly costs, it is provided that the pump cylinder element together with a valve which is provided between the work chamber and the delivery region, is fixed in a retaining element which is fastened to the housing.

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First Claim