Patent ID: 6615800
Filing Date: 2003-09-09
Classification: F02M

Abstract:
A high-pressure fuel reservoir for a common rail fuel injection system of an internal combustion engine, said reservoir comprising a housing defining a pressure chamber, a plurality of connection openings (5-10) in the housing including, connection openings for delivering and removing fuel and connection openings for sensors and valves, and a pressure pulsation damping device (14) in the high-pressure fuel reservoir, wherein the pulsation damping device (14) is formed by interference geometries and wherein the interference geometries are formed by at least one twisted metal sheet (14), a shaft (16) with pierced transverse walls (17) disposed on it, at least one sheet-metal strip (22) with perforations (23, 24), and/or a tube (30) with perforations (31-33).