Rogers' drawing and design; an educational treatise relating to linear drawing; machine design; working drawings; transmission methods; steam, electrical and metal working machines and parts; lathes; boiler and parts; instruments and their use; tables, etc (1913)
Hawkins, N. (Nehemiah), 1833- · New York, T. Audel · leaf 270
arallel to OB. The lines intersect in thepoints E, F and H. Connect the point O by straightlines with the points E, F and H. The resultingtriangles EOF and FOH are sections of the pitchcones of the bevel gear. Make FG equal to thewidth of the face of the teeth. From the point Gdraw the lines IG and… … Fio. 438. 296 ROGERS DRAWING AND DESIGN. illustrated In Fig. 439. In this figure, ABC is a partof the pitch cone laid out according to the principlesexplained with Fig. 438. This view must be drawn first. K are the out-lines of the teeth of a spur gear laid out for a pitchdiameter equal to the…
Mechanical drawing · Machine design
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