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Hose for conveying force to train brakes by a differential in air pressure. Contains either high-pressure compressed air or air at lower than atmospheric pressure (vacuum), depending on whether the locomotive has an air brake or vacuum brake system. [6]: 483–486 [3]: 1 Water compartment Tank for water to be used by the boiler to produce steam.
A beam tetrode, sometimes called a beam power tube, is a type of vacuum tube or thermionic valve that has two grids and forms the electron stream from the cathode into multiple partially collimated beams to produce a low potential space charge region between the anode and screen grid to return anode secondary emission electrons to the anode ...
The central role of the valve gear arbors in operating a Cornish Engine also makes them an appropriate place to position other controls. These can include Governor valves to limit the rate of input steam flow, cut-off settings, lubrication arrangements and adjustments to modify the delay imposed by the cataract(s).
This is a list of vacuum tubes or thermionic valves, and low-pressure gas-filled tubes, or discharge tubes. Before the advent of semiconductor devices, thousands of tube types were used in consumer electronics.
Central vacuum power unit, with gray utility inlet valve visible at upper right (Sweden) Cyclonic and filtered central vacuum systems are the two main types of central vacuums, differentiated by the method used to separate dirt and dust from the incoming airstream. [4]
After the dissolution of the USRA, the Atlantic Coast Line, Chicago, Burlington and Quincy, Chicago, St. Paul, Minneapolis and Omaha Railway, Gulf, Mobile and Ohio Railroad and Texas and Pacific Railway ordered additional copies of the USRA 0-6-0 design, while the Missouri Pacific Railroad and the Wheeling and Lake Erie Railway ordered only copies.
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