The valve has a valve needle guide (31), connected to a valve seat body (5) and containing fuel channels (35). The channels are positioned in several peripheral rows. Number and relative position of the channels have been chosen, so that a characteristic l...

A fuel injector (1) comprising a housing (2) with a nozzle (4), a needle (3) movably accommodated in a needle accommodating chamber (5) formed in the housing (2), for opening or closing the nozzle (4), a pressure control chamber (8) defined between the nee...

A fuel injector (1) comprises a housing (2) with nozzles, a needle (3) movably accommodated in a needle accommodating chamber (5) formed in the housing, a fuel supply conduit (6) extending in the housing to the nozzles, a pressure control chamber (8) defin...