Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 227
NAVIGATION AND ROADS. 217 835. REVERSING SCREW PROPELLER. —The centralshaft is the driver, and has a small longitudinal motion by a clutch and lever to shift the position of the blades. Theouter-end sleeve is fast on the driving shaft, andcarries the blades in sockets on each side of itscentre. A…
Mechanical movements
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