. Appleton's dictionary of machines, mechanics, engine-work, and engineering. 584 SAWS. v. Fig. 3238 exhibits also in three elevations a somewhat peculiar form of tooth, namely, that of thepruning-saw for green wood. The blade is much thicker on the edge than the back, so that the teethare not set at all. The teeth are made with a triangular file, applied very obliquely as to horizontalangle, as at h, sometimes exceeding 45 degrees, but without vertical inclination, as at v; and the facesof the teeth are nearly upright, as in the hand-saw. The large sides of the teeth are very keen, and eachve
. Appleton's dictionary of machines, mechanics, engine-work, and engineering. 584 SAWS. v. Fig. 3238 exhibits also in three elevations a somewhat peculiar form of tooth, namely, that of thepruning-saw for green wood. The blade is much thicker on the edge than the back, so that the teethare not set at all. The teeth are made with a triangular file, applied very obliquely as to horizontalangle, as at h, sometimes exceeding 45 degrees, but without vertical inclination, as at v; and the facesof the teeth are nearly upright, as in the hand-saw. The large sides of the teeth are very keen, and eachvertical edge is acute like a knife, and sharply pointed; in consequence of which it cuts the living woodwith a much cleaner surface, and less injury to the plant, than the common hand-saw tooth. Fig. 3239 explains the method em-1\ 2 ployed in sharpening gullet or briar- V ^Jff- -^jpl -S] Jt^, ^^] tectn ! m these there .are large curvili- V WT C f^\l 1^ I lr\i< I I near follows, in the formation of which ?s \ \ I V I I 11 If | / / the faces of the teeth also become hol- low
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Keywords: ., bookcentury1800, booksubjectmechanicalengineering, bookyear1861
