Manual of Engineering Drawing, 3rd Edition

Chapter 35. Production drawings

The following three typical drawings are included as examples of draughtsmanship, layout, dimensioning, and tolerancing.

Figures 35.1 and 35.2 show a pulley and a shaft, and illustrate some aspects of general dimensioning and tolerancing.

Fig. 35.1

Fig. 35.2

Figure 35.3 shows a partly dimensioned elevation and plan view of a proposed gear-box cover, with a wide application of theoretically exact boxed dimensioning and the associated positional tolerances. To emphasize this style of dimensioning, other dimensions ...