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 . EvtretCs Lard-Remkriug Tank. floor if necessary ; or even larger work may be doneby prejiaring a pit for the object to swing in. Larget. A piece of bar-ion, cut off to a length(and weigliing say about 14 pounds for an averageBheet), formuig a blank to be heated and rolled into Broadnax^s Lard- Tank. Larmi-er. (Ai-chitccture.) The corona or drip-stone of a iloorw
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 . EvtretCs Lard-Remkriug Tank. floor if necessary ; or even larger work may be doneby prejiaring a pit for the object to swing in. Larget. A piece of bar-ion, cut off to a length(and weigliing say about 14 pounds for an averageBheet), formuig a blank to be heated and rolled into Broadnax^s Lard- Tank. Larmi-er. (Ai-chitccture.) The corona or drip-stone of a iloorwav or window-way. Laryn-geal E-craseur. {Siirgim!.) An in-strument for extiipating abnormal growths of thelarynx and epiglottis. It consists of a steel rod. LARYNGOSCOPE. 1257 LAST. Fig. 2814-. Large-Face Lathe. about 8 inches lonj;, curved, and fenestrated at oneextremity. A wire loop lirst jiassed around theobject to be extirpated, is drawn tlirough tlie lenes-trum slowly, by means of eitlier a .screw or lever atthe other end of the instrument, thus crushing it oti. By this method (ecrasion) the loss of blood isavoided. La-ryngo-scope. An instrument for obtaininga view of the larynx. It consists of a small planemirror a on a long, slender stem, which is intro-iluced to the back of the throat, and a lanjc concavemirror b for reflecting liglit (solar or artificial).This last reflector may be either fixed to a stand orsuspended fiom the forehead of the operator. Aninverted image is seen in the small mirror. The up-per figure is Elsbergs laryngoscope. When artifi-cial light is employed, the patient should sit so thatit is a little back of him and on his right side, as inTiemans instrument (the lower figure). In thiscase, the light is reflected by a concave mirror c to Fig.
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Keywords: ., bookcentury1800, booksubjectin, booksubjectmechanicalengineering
