This document discusses dimensioning techniques for technical drawings. It covers topics such as dimension lines, types of dimensions, symbols, spacing, placement and readability. The document provides examples and exercises to illustrate key points around properly dimensioning drawings to convey all necessary information to manufacture parts as intended. Dimensioning requires understanding dimension appearance, locating features, and choice of dimensions. Mastering these fundamentals helps ensure dimensions are clear, concise and avoid conflicting interpretations.
72. Find the hole and
cylinder.
Which view is
considered the circular
view and which is
considered the
rectangular view?
Circular view
Rectangular view
73. Looking at just the
top view, can you
tell the difference
between the hole
and the cylinder?
No
74. So that the cylinder
is not confused with
a hole.
Why is the diameter
of the hole given in
the circular view and
diameter of the
cylinder given in the
rectangular view?