A New Gas-Oxygen-Ether Apparatus: Description and Use of the Instrument (Classic Reprint), Luke Harry Clifton

The Ether Device. - When ether is needed, it is, by the use of a direct thumb control at the top of the ether chamber, caused to be sent through the sight feed drop by drop into the. Electrically heated tunnel, through which all the gases are made to pass in a sweeping uphill direction, the ether tend ing to run downward against the oncoming stream of gases. This mechanical arrangement assists sub stantially in the vaporizing of the ether. The tun nel has, in general, the course which the letter U would indicate when the latter is placed on its side, thus D; the space between the two limbs of the letter representing a receptacle for a tubular elec tric light which affords ample heat to prevent any freezing tendency of the ether even when being vaporized at therate of 60 to 120 or more drops per minute. This heater can be disconnected inde pendently, and need only be used when rather large amounts of ether are called for.

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