The dyeing of textile fabrics . Fig. 22.—Canditioaiiig Appiatos. Chap. IV.] CONDITIONING. 61 conditioning establishments, , in Lyons, CrefeldZurich, Bale, Turin, Milan, Vienna, Paris, London,&c., &c. Fig. 22 shows the external appearance of the essential apparatus ofsuch an establish-ment, namely,the consists of anenamelled cylin-drical hot - airchamber. Onearm of a finebalance sustainsa crown of hooks,to which are at-tached the skeinsof silk to bedried. The sus-pending wirepasses through asmall opening inthe cover of thecylinder. Theother arm of thebalance carriesthe ordinar
The dyeing of textile fabrics . Fig. 22.—Canditioaiiig Appiatos. Chap. IV.] CONDITIONING. 61 conditioning establishments, , in Lyons, CrefeldZurich, Bale, Turin, Milan, Vienna, Paris, London,&c., &c. Fig. 22 shows the external appearance of the essential apparatus ofsuch an establish-ment, namely,the consists of anenamelled cylin-drical hot - airchamber. Onearm of a finebalance sustainsa crown of hooks,to which are at-tached the skeinsof silk to bedried. The sus-pending wirepasses through asmall opening inthe cover of thecylinder. Theother arm of thebalance carriesthe ordinary panfor weights. Fig. 23 gives. Fig. 23.—Section of Conditioniug Cliamber. a vertical sectionof the chamber. Hot air at 110° C. enters by the tube a from a stove situ-ated in a cellar below, passes into the space b, and thenceby thirty-two vertical tubes, t, placed between the twoconcentric cylinders c and d, it enters the upper por-tion of the inner cylinder d. The hot air descends,dries the silk, and escapes by tlie tubes e, which com-municate with the exit flue. The apparatus is provided 62 DYEING OF TEXTILE FABRICS. [Chap. IV with a valve v, actuated by the lever k (Fig. 22) forresrulating or shuttiiifc off the current of liot air. The air v>hich passes outside the brickwork of thestove, and is thus heated only to a moderate degree, passesupwaids between the cylinders c and d into the space r;by means of the button l, which actuates a .slide-valve,its entrance into the central chamber can be means, therefore, of the lever k and the button l, thesupply of hot and cold air into the central chamb
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