. American engineer and railroad journal . ne. It isthe No. 2 bevel shear, made by the LennoxMachine Company, Marshalltown, Iowa ( Ryerson & Son, Chicago, agents), and isdirect-driven by a multiple-voltageCrocker-Wheeler motor. It has a capacityfor beveling steel plate up to and including% in. in thicliness, and will bevel plates (atan angle of about 60 deg.) at a speed offrom 400 to 500 ft. per hour, depending upon the speed atwhich it is driven. There is no danger of breakage or injuryto the rotary blades, as the knives will not receive the platewhen it is too thick. This machi
. American engineer and railroad journal . ne. It isthe No. 2 bevel shear, made by the LennoxMachine Company, Marshalltown, Iowa ( Ryerson & Son, Chicago, agents), and isdirect-driven by a multiple-voltageCrocker-Wheeler motor. It has a capacityfor beveling steel plate up to and including% in. in thicliness, and will bevel plates (atan angle of about 60 deg.) at a speed offrom 400 to 500 ft. per hour, depending upon the speed atwhich it is driven. There is no danger of breakage or injuryto the rotary blades, as the knives will not receive the platewhen it is too thick. This machine will bevel the outside of flanged heads or Railway, of beveling firebox side sheets in 14 minutes thathad previously taken 10 hours by hand, flue sheets in 11 min-utes, as against 9% hours by hand, etc. Below is illustrated one of the number of Long & All-stater punches that have been installed in the boiler machine (tool No. 28) is the No. 4 single punch madeby the Long & Allstater Company, Hamilton, Ohio, and is. 3G-IN. any irregular shaped edges of plate, running either inwardor outward. It will bevel the flange of dome sheets before orafter being rolled or flanged, and in fact may be worked onany curved edge whatever. This machine proved itself capable,by work at the Oelwein shops of the Chicago Great Western 3G-IN. THROAT NO. 4 SINGLE PTTNCH. LONG & ALLSTATER COMPANY. DBITEIT BT A CONSTANT-SPEED MOTOR. direct-driven by a constant-speed Crocker-Wheeler mo-tor mounted on a bracket at the side. The usual fly-wheel isused upon the drive in order to protect the motor from theshock resulting from the punching operation. This machine has a capacity of punching up to and Includ-ing %-in. holes and hasa 36-in. throat. Besidesthis tool, several singleand double punches andshears made by theLong & Allstater Com-pany are in use in theboiler shop. At the left is illus-trated the punch withspacing table (tool ), made by the Cle
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectrailroadengineering
