An assembly includes a substrate with mounting apertures. The apparatus includes a housing rack for housing a tank. A coaxial cavity is located within at least a rear portion of the core carries an active substance is next to an explosive charge for opening the cavity at the target. The lever is rotatably mounted within the housing and engages the cam assembly to transfer rotational movement of the lever into axial movement of the cam assembly in a transverse direction. The batches of data may be transferred to the client and may each cover a specified period of time and a state variable may be used to store the maximum time of data that has been received by the client. A register is provided where the register has a data stream memory designed to store a data stream andor parts thereon.