Rotary piston IC engine - has rotary slide valve with combustion chamber and heat exchanger

摘要

An improvement to a main patent No. 514212, being a double action engine with an induction and compression chamber two working chambers and a sub divided rotary slide valve for the fuel mixture the pressure chamber and auxiliary cooler. The fuel combustion no longer takes place in the working chambers but in an external combustion chamber. The energy from the combustion gases is given to the combustion air via a heat exchanger.