Model of Mayer Expansion Valve Steam Engine- Engineering Lab Training Systems.
The engine model Is equipped with two slide valves which are operated by
separate eccentrics showing the double expansion plates the Mayer
engine fitted on a threaded spindle and can be simultaneously brought
closer and farther away from each other. All parts are of cast aluminium
and fitted on well polished vertical wooden board. The design and
operation of the Mayer Expansion valve steam engine can be
conveniently studied with this section cut demonstration model.