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A short treatise on the designing and construction of gearing and mill-work. Accompanied by an explanation of the construction and use of the odontograph of Prof. Willis .. (1873)

[Scott, David] engineer. [from old catalog] · New York, D. Appleton and company · leaf 45

An illustration from A short treatise on the designing and construction of gearing and mill-work. Accompanied by an explanation of the construction and use of the odontograph of Prof. Willis .., 1873, leaf 45
es being in breadth equal to the length of the teetbfrom the pitch circle to the points. The slips are held firmly in their relative position by two screws c c.This done, a like templet is prepared for the pinion, Fig. 2047 ; the piece C, whose edge s^ is an arc of thepitch circle, is similarly… … The pair of templets being thus prepared, two tracing points m m are inserted obliquely, and fromDohind into the piece D of the pinion templet. One of these points passes out at the edge of thepiece C, and the other at the edge of the piece D, and the templets are then placed upon each other,as…

Gearing · Mills and mill-work · Odontograph

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