. Elementary woodworking . he fibers would spring back against thebody of the saw after the teeth had passed and makethe work very laborious. When a saw is properly setit should pass through the wood easily. -^^-t- -^ ^- M ^A^/ z±r LA End view Side view End view Side view Fig. 12. Teeth of Crosscut Saw Fig. 13. Teeth of Ripsaw The teeth of the ripsaw are also set, but, as will beseen in the sketch, the bottoms are flat like a chiselinstead of pointed like those of the crosscut teeth. Beside the end views of the two kinds of teeth,the side views, which are also different, are shown inFigs. 12 a
. Elementary woodworking . he fibers would spring back against thebody of the saw after the teeth had passed and makethe work very laborious. When a saw is properly setit should pass through the wood easily. -^^-t- -^ ^- M ^A^/ z±r LA End view Side view End view Side view Fig. 12. Teeth of Crosscut Saw Fig. 13. Teeth of Ripsaw The teeth of the ripsaw are also set, but, as will beseen in the sketch, the bottoms are flat like a chiselinstead of pointed like those of the crosscut teeth. Beside the end views of the two kinds of teeth,the side views, which are also different, are shown inFigs. 12 and 13. We are inclined to think of the saw as a very com-monplace article, yet a careful examination will provethat the greatest care and skill are needed in its man-ufacture. Observe that the body, which must be oftlie best steel, tapers, being considerably wider at the 14 ELEMENTARY WOODWORKING handle than at the opposite end. This is to givestrength, and to prevent huckliiig, or bending, as thetool is pushed forward. ^. Fig. 14. Body of Saw, showing Tapers Most delicate measurements must be made, however,to discover that not only the width but the thicknessincreases from A to B, and decreases from C to carefully this tapering must be done can be real-ized when we know that the difference in thicknessfrom ^ to ^ is only three one-thousandths of an inch,and from C to D twelve one-thousandths at end A and five one-thou-sandths at end B. The saw shouldbe held in the righthand, with the leftgrasping the thumb of the Fig. 15. Method of holding the Saw j^f^ j^^^^^ ^^^^ ^^ guide, the saw is tilted, as shown in Fig. 15, and drawntoward the worker at the first stroke. This tool should
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Keywords: ., bookcentury1900, bookdecade1900, booksubjecttrees, bookyear1903
