Practical plane and solid geometry for advanced students, including graphic statics, adapted to the requirements of the South Kensington syllabus (1899)
Harrison, Joseph, Baxandall, George Albert · London Macmillan · leaf 492
he pitch cc is the same as before, and the divisions oto 1 2 are again made use of in projecting the screw. 371. Problem.—To project a right-handed V threadedscrew and a longitudinal section of the nut. After what has been said above, the construction shouldbe clear from the figure, without… … 0 I\ r r^o1 12- i2 -J-1 \j f 4 478 PRACTICAL SOLID GEOMETRY chap. 372. Problem. — A ruled surface is generated by thetangent moving along the given vertical helix ABCD.(a) Draw the horizontal trace of the surface, (b) Obtainthe elevation of the section made by the given verticalplane LM. (c) Show…