Johnston, Philip Devereux, 1855- · New York, D. Williams Company · leaf 102
i-i, project these points ofintersection upon line a a i in the elevation. Proceedin the same way with b 2 and b 2 and each of theothers in succession, marking the points of intersectionboth in the plan and elevation until all the points in thecurves are found. Now with F for centre and F Gsweep… … 97 9« A MANUAL UJ MECUANICAI, UKAWING. Plate 30. Intersection of Tivo Cylinders of EqualDiameter at Angle of 90°, and De-velopment of Envelope. Draw centre lines A B and C D at right angles, andwith their intersection as centre draw circle ACEecjual in diameter to the reqnired cylinders.…
Mechanical drawing
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