1. Blueprint: Accurate and Detailed Technical Drawings
Made with precision instruments
Gives accurate description of shape, construction, size, and other details
Uses different lines, surfaces and views of the object
Mr. Wiseman - Energy and Power 9

2. Mr. Wiseman - Energy and Power 9

3. Orthographic View
Mr. Wiseman - Energy and Power 9

4. Mr. Wiseman - Energy and Power 9

5. Show the outline and shape of an object.
Dark, heavy lines.
Show the outline and shape of an object.
Define features you can see in a particular view.
Mr. Wiseman - Energy and Power 9

6. Light, narrow, short, dashed lines.
Shows the outline of a feature that can not be seen in a particular view.
Used to help clarify a feature, but can be omitted if they clutter a drawing.
Mr. Wiseman - Energy and Power 9

7. Thin line consisting of long and short dashes.
Shows the center of holes, slots, paths of rotation, and symmetrical objects.
(Long and short dashes)
Mr. Wiseman - Energy and Power 9

8. 4, Dimension Lines Dark, heavy lines. Extension Lines
Show the length, width, and height of the features of an object.
Terminated with arrowheads at the end.
Extension Lines
Mr. Wiseman - Energy and Power 9
Used to show the starting and stopping points of a dimension.

9. Mr. Wiseman - Energy and Power 9

10. Mr. Wiseman - Energy and Power 9

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12. Mr. Wiseman - Energy and Power 9