Jamison, Alpha Pierce. [from old catalog] · New York, J. Wiley & sons; · leaf 71
tions of a Hexagonal Nutwhen in Two Different Positions.—Let the first position of thenut be when the plane of its base is parallel to the vertical planeof projection, as shown by position 1, Fig. 16. To draw theconventional projection of the nut when in this position, draw 1,Fig. 18, the vertical… … may be projected from i to 2); these two drawings complete,the object is then assumed (by its projections) in its originalposition. PROJECTION. S3 As a second position, let the position of the nut be changedwith reference to the vertical plane only, by changing its positionfrom the parallel one to…
Mechanical drawing
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