. American engineer and railroad journal . d by the bell-crank F, rod //,and throttle-stem 67, which is operated by a throttle lever ofthe usual kind. Cb is a check-valve attached to the end ofthe pipe 0* to prevent water and steam from flowing into C°,but which opens whenever the pressure in the annular spaceC exceeds that in the steam space above the surface of thewater. The operation is as follows : The steam enters the dry-pipethrough the throttle in the usual way. In passing downwardin the pipe G it encounters the helical wings E\ which givesthe steam a rotary movement, and the centrifuga
. American engineer and railroad journal . d by the bell-crank F, rod //,and throttle-stem 67, which is operated by a throttle lever ofthe usual kind. Cb is a check-valve attached to the end ofthe pipe 0* to prevent water and steam from flowing into C°,but which opens whenever the pressure in the annular spaceC exceeds that in the steam space above the surface of thewater. The operation is as follows : The steam enters the dry-pipethrough the throttle in the usual way. In passing downwardin the pipe G it encounters the helical wings E\ which givesthe steam a rotary movement, and the centrifugal force carriesthe heavier particles of water outward, so that they arebrought in contact with the inner surface of (, and then passdownward and are drained off through the pipe C2. The patent is dated May 28, and is number 539,859. COMBENHD TUBULAR BOILER ami BtfPR DATBB. In the American Engineer for February of this year(p. H!») a description was given of Schmidts boiler, and ofsome remarkable results which were attained in tests made. HEINTZELMANS CHECH-VALVE. with it in Germany. In our issue for April, p. 192, extractsfrom a patent taken out by him were published. Anotheipatent has just been issued to him, in which he describes
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectrailroadengineering
