. Illustrated catalogue and general description of improved machine tools for working metal . 5-TON CAR CRANE. With cast-iron post mounted on railroad car, for any required gauge oftrack. Gearing for fast and slow motions. Strap-brake on large with clamps and bracket for securing car when hoisting. Usual radiusof hook, 12 feet. Made with wood or iron jib, as required. Simple, quick, andefficient. \Vm. Sellers & Co., Incorporated, Philadelphia, Pa. 273 Plate No. 40-TON LOCOMOriVK CAR CRANtC. In place alongside of Dry-dock, Portsmouth Navy Vard, Capacity of hoist,
. Illustrated catalogue and general description of improved machine tools for working metal . 5-TON CAR CRANE. With cast-iron post mounted on railroad car, for any required gauge oftrack. Gearing for fast and slow motions. Strap-brake on large with clamps and bracket for securing car when hoisting. Usual radiusof hook, 12 feet. Made with wood or iron jib, as required. Simple, quick, andefficient. \Vm. Sellers & Co., Incorporated, Philadelphia, Pa. 273 Plate No. 40-TON LOCOMOriVK CAR CRANtC. In place alongside of Dry-dock, Portsmouth Navy Vard, Capacity of hoist, 90,000 pounds at 55 feet radius of hook ; 64,000 pounds at 70 feet radius. Highest positionof hook above rails, 56 feet. Gauge of track, 18 feet. Trucks arranged to equalize load on wheels and permitcrane to travel around curves of 66 feet radius. The drum is centred to the car by a heavy steel pin, aud thevyeight is taken upon steel rollers running in turned steel tracks. The jib is pivoted close to the platform, and isarranged to vibrate so as to change the radius of the hook from 56 feet to 70 feet. The load is carried by threeparts of I Vs chain, which is wound on a large drum; the hoisting train being provided with our improved sustaining clutch, and operated through friction clutches from a pair of engines with cylinders 10 diameter and12 stroke. The engines run without reversing, and the various movements are operated through suitable gear-ing and friction clutches. The c
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Keywords: ., bookcentury1800, bookdecade1890, bookidillu, booksubjectmachinery
