![]() Each cutting plane will create a section view, and each section view is drawn as if the other cutting plane did not exist. How are cutting planes section planes drawn?īoth cutting planes appear on edge in the front view, and are represented by cutting plane lines A-A and B-B, respectively. CUTTING PLANE LINES are used to indicate a plane or planes in which a sectional view is taken. VIEWING PLANE LINES are used to indicate the plane or planes from which a surface or several surfaces are viewed. ![]() (thin and long with a zigzag) (thick and short, wavy freehand) What is the difference between cutting plane lines and viewing plane lines? ![]() When either of these break lines is used to shorten an object, you can assume that the section removed from the part is identical to the portions shown on either side of the break. Short break lines are thick, wavy solid lines that are drawn freehand. ![]()
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