138667 ⎘
Use of kinetic or wave energy of charge in induction systems, or of combustion residues in exhaust systems, for improving quantity of charge or for increasing removal of combustion residues using check valves
Internal combustion engine
#2Method for operating a combustion engine and combustion engine for carrying out the method
#3Small engine and engine work machine including the same
#4Air cleaner for two-stroke internal combustion engine and method of tuning the length of air-fuel mixture passage by using the air cleaner