ength, 1% feet in width, 2 feet in height and lined whether the plates are straight. saw is about 6 inches in diameter, }& of an inch in inside with firebrick. The plates are taken out of The plates are first heated to a bright cherry color, thickness, with teeth about % of an inch in length, and… … THE WAGON SPRING INDUSTRY. The burr is then milled off and the plate beaded. The necessary to thicken and narrow the ends of the plates and pinching them one on top of the other into the so that when they pass between the forging rolls of beading is done by means of a circular punch which proper…
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