that both may engage From the lower part of the bridge wall the hot air escapes the racks simultaneously. The rods are through a small slot orifice into the lower part of the fur- made elastic by means of coils in them, nace. Outside of the furnace wall the pipe is provided with as rigidity might… … STOKES' BENDING MACHINE. the other end of the lever two ropes are WILSON'S METALLUBGIC FUBNACE. attached; one of which passes over a grooved pulley and thence to a weight which acts to keep bars. Alongside of the anvil block is a former block, hav- gases for fuel, there is arranged a superheating…
Patented · Patents · Iron · Apparatus · Pipe · Scientific American · John wiley · Horse power · Wrought iron · Large number · Cubic feet · Trade catalogs · Patent office · Sulphurous acid · Friction clutch
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