. Modern mechanism, exhibiting the latest progress in machines, motors, and the transmission of power, being a supplementary volume to Appletons' cyclopaedia of applied mechanics . plateand straighten 15-in. straightening die is ad-justable while in motion. Mu Iti pi e (unl I-BeamPunch.—Fig. 5 shows a heavymultiple and I-beam punchmade by the Long & AllstatterCo., for punching, at onestroke, one or more holes inthe flanges or two beams atonce. It is designed forbridge and girder work, etc.,and receives beams 13 to 20 It can be used for gen-eral flat punching withoutremoving
. Modern mechanism, exhibiting the latest progress in machines, motors, and the transmission of power, being a supplementary volume to Appletons' cyclopaedia of applied mechanics . plateand straighten 15-in. straightening die is ad-justable while in motion. Mu Iti pi e (unl I-BeamPunch.—Fig. 5 shows a heavymultiple and I-beam punchmade by the Long & AllstatterCo., for punching, at onestroke, one or more holes inthe flanges or two beams atonce. It is designed forbridge and girder work, etc.,and receives beams 13 to 20 It can be used for gen-eral flat punching withoutremoving the special die-blocks. Beaudrys Duplex Punch-ing and Shearing Press.—Fig. 6 represents a press madeby Alex. Beaudry. It hastwo plungers on one crankshaft, so connected that eitherplunger may be worked inde-pendently, or they may be runtogether, or either may beused as a shears or press orpunch, while the other is inuse for the same or other pur-poses. The miles & Jones Punch.—Fig. 7 represents a horizontal punch, made by -Duplex punching and shearing press. jjj^jgg ^ j^j^^g Co., of Wil- It has a deep throat or jaw that can be used for flanges as well as plain. Fig. 6,
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Keywords: ., bookcentury1800, bookdecade189, booksubjectmechanicalengineering
