Steam engines, a thorough and practical presentation of modern steam engine practice (1920)
Ludy, Llewellyn V., 1875-, American Technical Society · Chicago, American technical society · leaf 171
e seat is made in fourparts, that is, there are four edges that the steam passes as it entersthe valve. The valve, being cylindrical and having steam 6n bothsides, is balanced, and because of the many openings only a smalltravel is necessary. Shaft Governor. Usually some form of pendulum governoris… … Fig. 92. STEAM ENGINES 155 pose. Cut-off governors, which are called shaft governors becausethey are placed on the main shaft; are made in many forms, but theiressential features are the same. Two pivoted masses or weightsare arranged symmetrically on opposite sides of the shaft and theirtendency…
Steam-engines
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