A fuel injector valve (1) of a piston engine, which comprises a fuel chamber (3) for the fuel to be injected, a valve needle (9) for guiding the fuel injection from the fuel chamber (3) into the cylinder (4) of the engine, and a piezoelectric actuator (11) for guiding the valve needle (9). The valve needle (9) is attached directly to the piezoelectric actuator (11).
|IPC||H01L 41/ 09 A I|
|Publication status||Published - 2 Dec 2010|
|MoE publication type||H1 Granted patent|