necessary direc- lug engaging a recess in the shaft. The wedge is substances similar to lime, takes the place of the carbon tion.” The consequence is that, to all intents and pur- placed in position previous to moving the sections of particles of the ordinary candle or luminous gas flame. poses, a… … RAVENSCROFT AND MAGNUSSON’S SECTIONAL CAM. Fig. 2,-ASPIRATOR ARRANGED back, but the mixing tubes are safeguarded by wire A BLAST. gauze. Even without this the inventor declares that sure against the working surfaces of the cams the wedge the quantity of air and gas actually mixed at one time…
Internet Archive · Public domain (published before 1931). Free to use for anything.
