Abstract
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).
Original language | English |
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Patent number | WO2010136655 |
IPC | H01L 41/ 09 A I |
Priority date | 28/05/09 |
Publication status | Published - 2 Dec 2010 |
MoE publication type | H1 Granted patent |