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[5] [7]: 18 Early American locomotives had bar frames, made from steel bar; in the 20th century they usually had cast steel frames or, in the final decades of steam locomotive design, a cast steel locomotive bed – a one-piece steel casting for the entire locomotive frame, cylinders, valve chests, steam pipes, and smokebox saddle, all as a ...
General arrangement drawing. The USRA Light Mikado was a USRA standard class of steam locomotive designed under the control of the United States Railroad Administration, the nationalized railroad system in the United States during World War I.
The invention of the Climax locomotive is attributed to Charles D. Scott, who ran a forest railway near Spartansburg, Pennsylvania between 1875 and 1878. A lumberjack of considerable mechanical ingenuity, Scott sought to bring an improved logging locomotive of his own design to market and brought the drawings to the nearby Climax Manufacturing Company in Corry, Pennsylvania.
A drawing design of the PRR K4 class locomotive PRR K4s 1737 Builder's Photo. By the 1910s, the Pennsylvania Railroad (PRR) were in need of a larger and heavier passenger locomotive to haul their heavier main line passenger trains on their entire system. [1]
LNER Class A4 4468 Mallard is a 4-6-2 ("Pacific") steam locomotive built in 1938 for operation on the London and North Eastern Railway (LNER) at Doncaster Works to a design of Nigel Gresley. Its streamlined , wind tunnel tested [ 1 ] design allowed it to haul long distance express passenger services at high speeds.
Three steam locomotive type drawings were sent to Baldwin Works (finance guaranteed by the French Government) for production of C n2t, 2′C n2t, and light Mallet B′B n4v for 600 mm (1 ft 11 + 5 ⁄ 8 in) gauge lines. With the usual American liberty, Baldwin Drawing Office produced their "version Americaine" of these locomotive types.
A new tank locomotive type was designed by Krauss-Maffei and, in 1951, the firm built thirteen locomotives of a new Deutsche Bundesbahn (DB) Class 65 1’D2’t-h2 (2-8-4T) locomotive. Five more followed in 1955.
The National Railway Museum Archives hold the JOP Hughes papers which contain initial concept sketches for various 4-8-4 wheel arrangement single-unit configurations of the machine and early 4-6-0 tender locomotive drawings. These early concept drawings show various names, numbers and liveries, and were drawn with Boxpok-type wheels. [2]