. Illustrated catalogue and general description of improved machine tools for working metal . 10-TON ELECTRIC JIB-CRANE. In Foundry of the Baldwin Locomotive Works. With two hoisting speeds. Effective radius of jib, 30 feet. Operated bysingle constant speed motor. Arranged to lower by power or brake, as may berequired. 268 Wm. Sellers & Co., Incorporated, Philadelphia, Pa. Plate No. 2()-TON ELECTRIC JIB-CRANE. Eifective radius of hook, 31 ft. 9. Post, 28 ft. high. Has elevated plat-form for operator and turning gear at base of post. Driven by 15 horse-powershunt wound electric motor. Two
. Illustrated catalogue and general description of improved machine tools for working metal . 10-TON ELECTRIC JIB-CRANE. In Foundry of the Baldwin Locomotive Works. With two hoisting speeds. Effective radius of jib, 30 feet. Operated bysingle constant speed motor. Arranged to lower by power or brake, as may berequired. 268 Wm. Sellers & Co., Incorporated, Philadelphia, Pa. Plate No. 2()-TON ELECTRIC JIB-CRANE. Eifective radius of hook, 31 ft. 9. Post, 28 ft. high. Has elevated plat-form for operator and turning gear at base of post. Driven by 15 horse-powershunt wound electric motor. Two hoisting speeds. This type made in largersizes as required. Wm. Sellers & Co., Incorporated, Philadelphia, Pa. 269 Plate No. 221. 6-TON ELECTRIC COLUMN JIB-CRANE. In Cylinder Shop, Baldwin Locomotive Works. Crane surrounding iron column used for supporting upper part of , 18 feet. Radius of jib, 20 feet. Driven by single motor. 270 Wm. Sellers & Co., Incorporated, Philadelphia, Pa. Plate No. 222. i^ ^ ^^^S !^>J|^ m !SJ-b.^^^.^:,,,liip^ ^ 10-TON SWING-CRANE.—WITH Fixed Radius of Action. Centre of rotation to centre of hook, 40 feet. Maximum hoist, 40 frame and machinery carried upon rotating platform, which also supportswater-tank, boilers, and counterweight. A useful crane for wharf purposes. Iscarried on circular track 20 feet in diameter.
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Keywords: ., bookcentury1800, bookdecade1890, bookidillu, booksubjectmachinery
