Line Conventions and Sketches Vocab Flashcard

Front

Lines defining the object are called?

Back

Object Lines

Front

Line showing dimensions of arcs, circles, and detail.

Back

Leader Line

Front

A lightly drawn line to guide object drawing is called?

Back

Construction Line

Front

Line defining cut material?

Back

Section Line

Front

Line showing interior detail not visible from outside?

Back

Hidden Line

Front

Line defining the center of arcs, circles, or symmetrical parts.

Back

Center Line

Front

Freehand line showing a break to reveal detail behind a part.

Back

Short Break Line

Front

Line with arrows at both ends indicating start and end.

Back

Dimension Line

Front

Line that shortens long objects with uniform detail, shown as a jagged cut or break.

Back

Long Break Line

Front

Line indicating start/stop of dimension, 1/16" from part to avoid confusion.

Back

Extension Line