and and rests on the spring, which, being under pass through slots in braces, as shown ; by this means sembled. The blocks, tension, presses the upper disk against the lower one. _ the inclination of the cutters can be varied. BB’, to which the springs, D D, are united, are formed When the switch… … cavity. The outer edges of the springs also run in contact which is a similar frame mounted to slide vertically. with the walls of the valve chamber, and prevent steam sure on the spring being relieved, the shaft may be Cast on the column is a plate, which forms a support from blowing through the…
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