. Spons' dictionary of engineering, civil, mechanical, military, and naval; with technical terms in French, German, Italian, and Spanish . Elevation. Cork float weighted with lead. Plan. The dial-float. Figs. 4023, 4024, was used byM. Darcy to secure an unvarying level in thewater-course in which his experiments were float, Fig. 4023, consisted of a zinc floatingpiece weighted with lead; to the upper portionwas fixed a piece of ribbon which passed over twopulleys, and which was kept tight by means of aweight attached to its other extremity. The axisof one of the pulleys formed
. Spons' dictionary of engineering, civil, mechanical, military, and naval; with technical terms in French, German, Italian, and Spanish . Elevation. Cork float weighted with lead. Plan. The dial-float. Figs. 4023, 4024, was used byM. Darcy to secure an unvarying level in thewater-course in which his experiments were float, Fig. 4023, consisted of a zinc floatingpiece weighted with lead; to the upper portionwas fixed a piece of ribbon which passed over twopulleys, and which was kept tight by means of aweight attached to its other extremity. The axisof one of the pulleys formed the centre of a 4024, 0-32 in diameter; a small steel indexmarked upon this dial the slightest rotary motionof the pulleys, and consequently the slightestvariations of level. The float was enclosed on allsides by a vertical wooden casing, forming a kind
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Keywords: ., bookcentury1800, bookdecade1870, bookidsp, booksubjectengineering
