Mechanical movements, powers, devices and appliances (1901)
Hiscox, Gardner Dexter, 1822?-1908 · New York, N. W. Henley & company · leaf 392
1586. BALL-BEARING SCREW JACK.—The balls run in grooves between the bearingplates. 1587. HYDRAULIC TRANSFERJACK.—For lifting cars or transferringover temporary rails. The extension ofthe truck axles allows for adjustment toany gauge railroad. … 1588. RAIL-CUTTING SAW.—The saw isdriven by a trundle pinnion meshing in the teethof the saw and geared up to the crank. Thesaw is fed by a screw moving the gear framedown on the rail. 1589. PROUTY-NOBLE AUTO-MATIC, OR SELF-WINDINGBRAKE.—The central chain spool 3runs loose on the car axle and…
Mechanical movements
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