The steam engine and turbine; a text-book for engineering colleges (1911)
Heck, Robert Culbertson Hays, 1870- · New York, D. Van Nostrand company · leaf 541
astening is used to resist thevery high centrifugal force on the blade,and the form is such that any single bladecan be removed T^dthout disturbing theothers. To minimize the possible damagefrom a bursting wheel, the disc is cut thinjust inside the rim, with the idea that thelatter T\dll fly off in… … Fig. 367. — De Laval TurbineBlade.
Steam-engines · Steam-turbines
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