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All Patents of Type: steam engine valve gear
Patents 1 - 15 of 108
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NumberDatePatenteeTitleType
2,227Aug. 21, 1841H. AllenCut-off valve for steam-enginessteam engine valve gear
XC-171Jan. 21, 1842C.M. TateAn improved method of constructing cambs for the purpose of opening the cut-off, or other valves of steam enginessteam engine valve gear
GB-184,209,570Dec. 22, 1842R. WilsonImprovements in locomotive and other steam-enginessteam engine valve gear
4,202Sep. 19, 1845F.E. SickelsMode of connecting steam-cylinders with steam-chestssteam engine valve gear
7,838Dec. 17, 1850S.H. GilmanExpansion-Gear for Horizontal Enginessteam engine valve gear
12,507Mar. 13, 1855N.T. GreeneCut-off valve for steam-enginessteam engine valve gear
13,276Jul. 17, 1855A. Ferguson, J.B. StottCross-Head Attachment for Working Steam-Engine Valvessteam engine valve gear
16,351Jan. 06, 1857C. BradleySteam Balanced Valvesteam engine valve gear
16,358Jan. 06, 1857R.H. FletcherOperating Steam Slide Valvessteam engine valve gear
19,134Jan. 19, 1858A. CrosbyVariable cut-off for steam-enginessteam engine valve gear
RE565Jun. 01, 1858F.E. SickelsImprovement in the mode of connecting steam-cylinders with steam-chestssteam engine valve gear
21,399Aug. 31, 1858J. WidmerCut-Off for Steam-Enginessteam engine valve gear
31,335Feb. 05, 1861W. SmithSteam Engine Valve Gearsteam engine valve gear
69,526Oct. 01, 1867G. Smith, J.N. WrigleyImprovement in cut-off valve-gearsteam engine valve gear
103,698May 31, 1870D.A. WoodburyReversing and Cut-Off Apparatus for Steam Enginessteam engine valve gear
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