Videotape Content

Volume-1 Mechanical Drawing (15min)

1.Significance

2.Lines: Type & Width

The lines for the mechanical drawings are combinations of 4 types and 3 widths. These line classifications are discussed here.

• Type classification by JIS
• Line classification by width
• Line classification by application

3.Multiview Projections

There are various projections to draft a solid object on a plane. Multiview projections are introduced here.

• Projection principle
• Multiview projections

4.Third Angle Projection

Third angle projection is explained in comparison with First angle projection here.

• Third angle projection
• Comparison of Third and First angle projections

5.Other Projections

The types and features of various other projections are introduced here.

• Aerial perspective projection
• Axonometric projection
• Oblique projection
• Linear perspective projection

Exercise

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