Mechanical movements, powers, devices and appliances; (1903)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The N.W. Henley & co. · leaf 225
SCREW PROPELLER, Vergnes 828model. The projecting ribs from the face of theblades are intended to neutralize the centrifugalaction of the water. 829. Section of blade. 830. REVERSING PROPELLER,for launches and small yachts. Theblades are socketed on opposite sides ofthe shaft and through a boss… … given a fore-and-aft motion for changing the position of the blades. S32. REVERSING SCREWPROPELLER.—The bladesare pivoted concentrically onthe hub, with pinions fixed top the shanks on the inside. Thehub is fixed tothe inner driv-ing shaft. A sleeve, withgear-cut end to fit the pinionteeth,…
Mechanical movements
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