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 . l hat is reaily for nhnpinif. The etlect of the manipulations is to drive thebutt-ends of the lilaments into the be-tween the libers of the liody (see Felt), and it ispersevered in no longer than is sufficient to givethe nap a good hold on the body- A wooden tool lield in the palm of the work-mans hand is the means of lubbing, and is hildon by a str
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 . l hat is reaily for nhnpinif. The etlect of the manipulations is to drive thebutt-ends of the lilaments into the be-tween the libers of the liody (see Felt), and it ispersevered in no longer than is sufficient to givethe nap a good hold on the body- A wooden tool lield in the palm of the work-mans hand is the means of lubbing, and is hildon by a string. It is cMlled a iilme. Hat-measure. .V ilevice by which the sizeof the oval lii-ad n|ipning is ascertained. circular graduated villi ion, the ends of which slidein each other. See also ;. Hat-mold. The die in which a hat or bon-net is formed or shaped by pressing. In the e.\-ainple, the hat to form the hat is shown as beingdi-iven into the heated mold by means of thepressure of a liquid introduced above an elasticdiaphragm above the bat. See Hat-pressincMai-hixk. Hat-uapping Ma-chine. A felted body isdip])ed into boiling watei- and its nap drawn out orcarded up by a small hand-card. The process of. Hat-Mold. scalding in napping is described in English patent7397 fur 1837. Known also as nijfiiig. Hat-perfo-rafing Ma-chine. A machine forcutting a iiniltiplicity of fine holes in the hat-bodyto yirovide for ventilation. Hat-planking. A finishing felting The hat-body being hasmicd or lirirdencil is passedthrough a cistern containing a heated acidulatedwater with dregs of beer, or other planking liquor,and between two series of ]ii<ssing rollers, by whichthe fibers are knitted together or consolidated intofelt, when they are ready for the lilocking. In hat-planking macdiines the liodies are repeat-edly passed through a lioiling acidulated bath andunder pressure, being frequently rrnzed. See also IlAT-IiODY SiZING-MACHINK. Craz
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