steam chest

English

Noun

steam chest (plural steam chests)

1. A chamber in a steam engine or locomotive from which steam from the boiler is distributed to the cylinders.

   Synonym: steam dome

   • 1961 March, 'Balmore', “Driving and firing modern French steam locomotives”, in Trains Illustrated, page 150:

     One small tooth increase in regulator opening makes a minute increase in steam chest pressure reading and one can feel the clearly perceptible increase in the power output beneath one's feet.

References

• “steam-chest”, in Collins English Dictionary.
• “steam chest”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.
• “steam chest” in TheFreeDictionary.com, Huntingdon Valley, Pa.: Farlex, Inc., 2003–2025.