Method of purging of the combustion chamber of a operating in four stroke engine with the intake stroke, compression stroke, power stroke and exhaust stroke internal combustion engine having at least one controllable sealing and openable outlet opening as well as an internal combustion engine

The invention relates to a method for emptying the combustion chamber of a operating in four stroke engine with suction, compression stroke, power stroke and exhaust stroke internal combustion engine in which, during the exhaust stroke the exhaust port in a first phase opens with at least one controllable sealing and openable outlet port, in a subsequent second phase is closed and opened again in a subsequent third phase.