Aeronautic Instruments. Section VI : Oxygen Instruments (1923)
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us. Prom the chamber the oxygen j)asses through a suitable oj)ening of constant size to the masks. The amount of oxygen deliv- ered at any two chosen altitudes can be regulated by properly proportioning the area of the diaphragms and D2, the stiffness of the spring S, and the size of the outlet… … Fk;. 11—Garsaux Oxygen Apparatus, ImproveU Type. Fig. 12.—Gourdon Oxygen Apparatus. may be regulated through the cai)ped opening K^. The adjustment of the diaphragms may be changed by removing the cap IC- GOURDOU APPARATUS. Efforts have also been made to obtain a simple form of apparatus by…
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