Essentials of drafting; a text and problem book for apprentice, trade and evening technical schools (1918)
Svensen, Carl L. (Carl Lars), 1884- · New York, D. Van Nostrand company · leaf 36
lose to the length of CONSTRUCTIONS 19 the arc AB. By taking small spaces, the chords may be assumedequal to the arcs. To draw a Tangent to a Circle at a Given Point on the Circle(Fig. 44). — Given point P. Place one triangle with its hypotenusepassing through the given point, and the center of the… … F/ff. ^5- AP may be drawn. The base triangle must be held firmly inplace in the one position. To draw the Arc of a Circle of Given Radius, tangent to an Arcand a Straight Line (Fig. 45). — Given arc AB, line CD and radiusR. Draw line EF parallel to CD, and at a distance R from it.With radius Ri =…
Mechanical drawing
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