Group 2 Flashcard

Front

Also known as “line symbols”

Back

Alphabet of line

Front

It is a line composed of short dashes with space between dashes; These lines represent edges or surfaces that are not directly visible in the view.

Back

Hidden line

Front

is a line to show the surface that has been cut; they are spaced evenly at 45 degrees with the horizontal to make shaded effect.

Back

Section line

Front

is a thin line with an arrowhead in one end used to indicate the measurements of the object.

Back

Dimension line

Front

is a line that represents the visible edges or outline of the object; also known as the object line.

Back

Visible line

Front

is a line consisting of two long dashes and short dash drawn alternately;These lines indicate the center of a feature, such as a hole or a rounded part, a ball, washer, rectangular block, cube.

Back

Center line

Front

It is a thin line that extends from the object in order to show dimension limits.

Back

Extension line

Front

is a medium thick line consisting of broken and straight lines drawn alternately. This limits the length of an elongated object without changing the size of its view.

Back

Long break line

Front

is a thick line drawn in freehand to show details that a part has been cut off or broken out.

Back

Short break line

Front

It is a thin line that shows position(s) of part of an object that moves drawn by two short dashes and one long dash.

Back

Phantom line