The Trofimoff valve (German: Trofimoff-Schieber) (also Trofimov, Troffimoff or Trofimof) is a springless pressure-compensation piston valve for steam locomotives. == Overview == The function of the valve is to improve efficiency when running light, with the regulator closed, such as when descending hills.
The Trofimoff valve (German: Trofimoff-Schieber) (also Trofimov, Troffimoff or Trofimof) is a springless pressure-compensation piston valve for steam locomotives. == Overview == The function of the valve is to improve efficiency when running light, with the regulator closed, such as when descending hills.
Source: Wikipedia "Trofimoff valve" · CC BY-SA 4.0
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