Patent ID: 6691935
Filing Date: 2004-02-17
Classification: F02M

Abstract:
An injection nozzle, comprisinga nozzle body (10), a nozzle needle (20) displaceable in the nozzle body (10), two groups of injection ports (12, 14), which are uncovered as a function of an opening stroke of the nozzle needle (20), a piston (24) that is connected to the nozzle needle (20), a stop chamber (26) in which the piston is disposed, the piston (24) defining an upper portion and a lower portion of the stop chamber (26), one of the portions being provided with an outlet (28), and a control valve (31) operable to open and close the outlet (28) of the stop chamber (26), as a result of which the stroke of the piston (24) in the stop chamber (26) and thus the opening stroke of the nozzle needle (20) can be selectively limited.