| 摘要 |
A fluid injector comprises a housing, an actuator unit and a valve body. The valve body comprises a cartridge (21) with a recess, that forms an injection nozzle on one end and with a needle (22), that is arranged in the recess and closes the injection nozzle, if it rests with its seat area (224) on a needle seat (215) of the cartridge (21). The needle tip (222), which is adjacent to the seat area (224) comprises a centrically dished area (225). <IMAGE>
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