7 Machine coupling and transmission components, except for land vehicles, and components thereof; parts of machines, namely, check valves and valves; flow guiding devices, namely, machine parts for mechanically affecting the flow of turbines; machines, namely, air compressors and compressors, in particular exhaust gas turbochargers for charging internal combustion engines; mechanical equipment for affecting the flow for exhaust gas turbochargers of internal combustion engines in the nature of turbines, compressors, central hubs in the nature of center hub rotating assemblies and fan disks; machine parts, namely, flow regulators for exhaust gases of internal combustion engines; blades, as machine parts for exhaust gas turbochargers of internal combustion engines; motors, namely, adjustment drives and adjustment devices comprised thereof for exhaust gas turbochargers of internal combustion engines; check valves for exhaust gas turbochargers of internal combustion engines; turbo chargers and superchargers for land vehicles and parts therefore; turbo chargers and superchargers for industrial machines and apparatus and parts therefore; engine parts, namely, electronic fuel injection modules; fuel injector parts for land vehicle engines; fuel injection systems for engines in the nature of fuel injectors, fuel rails, and fuel pumps; turbo chargers and superchargers for land vehicles and parts therefor