Edit this page
(last edited July 18, 2005) Front Page | Recent Changes | Title Index | User Preferences | Random Page | HelpAn air pump, usually electrically driven, which supplies air under pressure (generally between 90 and 140 psi) for use on trains. Brakes, doors and other items of equipment like suspension and whistles commonly require compressed air. Compressors may be driven directly off a diesel engine or from an electrical supply on the locomotive or train.
