The boys' book of engine-building; . PLUGENDSOLDER HERE B£IL. OUTLETMOUECUP STOPCOCKMJfflDlF Fig. 46. The Steam Whistle so that the end will have four outlet holes forthe steam to escape through. Put the plug inthe middle of the body as before and thread bothends of the latter. Make a cup of a disk of brass %6 inch thickand % inch in diameter and hollow out one sideas shown in the cross-section at A in Fig. 46, Fittings for Model Engines 115 either with the point of a large drill or with acountersink. Drill a %2-inch hole through it andthread it to fit the end of the stop-cock body;screw the c


The boys' book of engine-building; . PLUGENDSOLDER HERE B£IL. OUTLETMOUECUP STOPCOCKMJfflDlF Fig. 46. The Steam Whistle so that the end will have four outlet holes forthe steam to escape through. Put the plug inthe middle of the body as before and thread bothends of the latter. Make a cup of a disk of brass %6 inch thickand % inch in diameter and hollow out one sideas shown in the cross-section at A in Fig. 46, Fittings for Model Engines 115 either with the point of a large drill or with acountersink. Drill a %2-inch hole through it andthread it to fit the end of the stop-cock body;screw the cup on the end with the concave, thatis the hollow part up, and screw it down farenough so that the holes in the end of the tubeare just above the hollow of the cup. Cut out a disk of sheet brass %2 inch thick and% inch in diameter, drill a %-inch hole throughthe center of it, thread it and screw it to the endof the stop-cock body so that it sets flush withthe edge of the cup. Now thread the inside ofthe end of the body and screw in a brass rod %2inch thick


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Keywords: ., bookcentury1900, bookdecade1910, bookpub, booksubjectsteamengines