Journal - Franklin Institute of the State of Pennsylvania (1826)
Franklin Institute, Philadelphia, Franklin Institute (Philadelphia, Pa.) · [Philadelphia : Franklin Institute] · leaf 204
me are the two hammersR, which are geared together by the segments 5 5, therevolution of the hammer shaft B causing the hammers tooscillate to and from each other and meet on the line ofweld of the straight skelp, which is clamped on each side ofthe fire-brick lined furnace D. This machine had no… … Fk^ 11. speed constant, while the forward movement can be variedat will. The stationary anvil A and the furnace B are provided,and this machine is able to handle heavy gauges of skelprapidly and easily. In these machines one of the most serious problems hasbeen the gas and furnace problem. To…
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