Patent ID: 6679475
Filing Date: 2004-01-20
Classification: F02M,F16K

Abstract:
A pressure control valve (34) for a direct-injection fuel system (10) of an internal combustion engine, the valve comprisinga valve housing (40, 43), at least one inlet (44), at least one outlet (46), and at least one prestressed (86), electrically actuatable (70, 74, 98, 99) and at least regionally spherical valve member (52), which cooperates with a valve seat (50) structurally connected to the housing, the valve seat (50) widening conically toward the valve member (52), and the ball diameter of the valve member (52) being selected such that with the valve (34) closed, the valve member (52) touching the valve seat (50) in the vicinity of the farther end of the valve seat.