. Material handling cyclopedia; a reference book covering definitions, descriptions, illustrations and methods of use of material handling machines employed in industry . CRANES 171 transferring; with a magnet and used to handle manu-factured or scrap metals; or with an automatic bucket tohandle ore, ccal, coke, crushed stone, sand and gravel, orother similar materials. Stationary gantry cranes may be made in practically anycapacity and any span desired. The smaller sizes, rangingin capacity up to about 2S tons, generally are equippedwith a chain trolley and hoist operated by hand power; orwit
. Material handling cyclopedia; a reference book covering definitions, descriptions, illustrations and methods of use of material handling machines employed in industry . CRANES 171 transferring; with a magnet and used to handle manu-factured or scrap metals; or with an automatic bucket tohandle ore, ccal, coke, crushed stone, sand and gravel, orother similar materials. Stationary gantry cranes may be made in practically anycapacity and any span desired. The smaller sizes, rangingin capacity up to about 2S tons, generally are equippedwith a chain trolley and hoist operated by hand power; orwith an electric hoist, controlled from the ground orfrom a platform on one of the gantry trestles. A hand-power stationary gantry crane is especiallyadapted to service in small railroad yards or in industrialworks where the volume of heavy objects to be handledis not great and would not warrant the expense of electricequipment. The simplicity of operation and the low costof maintenance make a crane of this type an economicalmachine for such service. An electrically operated stationary gantry crane shouldbe installed when constant service is required or wherethe weig
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Keywords: ., bo, bookcentury1900, bookdecade1920, booksubjecthoistingmachinery
