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 252
as well as the ends oi the middle diameter. Whenit is desirable to substitute a step pulley for a con- tinuous cone, A B D C, Fig. 423, the cone is dividedinto the required number of equal parts by parallel … Figs. 421 and 422. lines, like E F, etc., drawn at equal distances.These diameters are then taken as center lines forthe different steps. 278 ROGERS DRAWING AND DESIGN. GEAR WHEELS. When two wheels with parallel axes, as shown InFig. 424, are placed firmly together so as to form arolling contact,…
Mechanical drawing · Machine design
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
