The control valve (1) has a pressure chamber (12) with a high pressure port (15) and a low pressure port (16). The mouth (17) of the LP port is located in the casing wall (13) which forms a stop for the shut-off head (4) of a control piston (2). The diamet...

The fuel injection valve has a jet body provided with an injection opening controlled by a jet needle (7), which is spring-loaded into the closed position of the injection opening and which is raised into the open position by the pressure of the fuel to be...

Fuel injector for an internal combustion engine comprises a housing (4), a nozzle part held on the housing by a screw connection, and an insert arranged in an axial bore in the housing and having a control element. The insert is tensioned against the nozzl...

In connection with a fuel injection device for internal combustion engines, a valve unit is proposed which is located in the transition between pump working chamber, high-pressure accumulator and low-pressure source and which comprises a check piston and a...