MM-1 Coffee Cup Stirling Engine
Our original best selling transparent Coffee Cup Stirling engine. This comes ready to run. In stock.
Power this engine with a cup of steaming hot coffee or set it on a plate of ice chips (or a bowl of ice cream) to see it run in the opposite direction. The MM-1 has been used for educational demonstrations from middle school science classes to United States Naval Academy thermodynamics classes. Click here for a video clip. If you have broadband you may enjoy a Flash animation of this engine.
This engine is also a favorite of engineers and techies all over the world! If you need to give a gift to someone who loves technology this is guaranteed to make him happy. The MM-1 comes ready to run and spins about 250 rpm on hot coffee or 100 rpm running on ice.