Knight's American mechanical dictionary : a description of tools, instruments, machines, processes and engineering, history of inventions, general technological vocabulary ; and digest of mechanical appliances in science and the arts . Zn^ain-Qirpet Loom. INHALER. 1184 INHALER. shaft ; one vibiatiiif; cam moves the lay forward tobeat 111) ? ^lt> •^ another moves it backward,while a shuttle is thrown. In-haler. 1. An apjiaratus to filter and warmthe air respired by persons with delicate lungs, or bythose subjected to a deleterious atmosphere. In apparatus for consumptives, it consists of are
Knight's American mechanical dictionary : a description of tools, instruments, machines, processes and engineering, history of inventions, general technological vocabulary ; and digest of mechanical appliances in science and the arts . Zn^ain-Qirpet Loom. INHALER. 1184 INHALER. shaft ; one vibiatiiif; cam moves the lay forward tobeat 111) ? ^lt> •^ another moves it backward,while a shuttle is thrown. In-haler. 1. An apjiaratus to filter and warmthe air respired by persons with delicate lungs, or bythose subjected to a deleterious atmosphere. In apparatus for consumptives, it consists of areplicated wire-gauze tissue. A rcspimlnr. 2. For cutlers ami others subjected to an atmos-phere of iron dust, it is a magnetic tissue whicharrests the dust. 3. An instrument for inhaling or inwardly apply-ing medicated vapors or ansesthetic agents. 4. An ajiparatiis to enable a fiieman, miner, ordiver to work in a poisonous or heated atmosphere, rig. or in water, carrying with him a supply of vital Diving. Dr. Priestleys letter, speaking of Gaseous oxydof Septon (dephhxiisHcnted nitrotis air), was ad-dressed to one of the editors of the New YorkMedical Repository, and was republished in the London Monthly Magazine, June 1, 1800. Chloroform was discovered by Guthrie, Souberain,or Liebig, about 1831, but its valuable properties as an antesthetic were not appreciated until 1847. of Hoston, and Irolessor Simpson of Edin-liorough, discovered its appiicaljility to this puiposealmost simultaneously in 1S47. See Mortons inhalation apparatus, November 13,1847, has a chamber to hold the sponge, and twolateral openings through which respectively enter theatmospheric air and pass out the air imjircgnated withthe vapor of the anxsthetic agent. Tliese openingsare valved to prevent reflux of air, and a contains a reserve of liquid, which is admittedto the sponge-chamber by moving a valve, a
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