Unit 2 Flashcards
Center Line
A line which defines the center of arcs, circles, or symmetrical parts.
Extension Line
Line which represents where a dimension starts and stops.
Dimension Line
A line which represents distance.
Object Line
A heavy solid line used on a drawing to represent the outline of an object.
Construction Line
lightly drawn lines to guide drawing other lines and shapes.
Hidden Line
A line type that represents an edge that is not directly visible.
Orthographic Projection
A method of representing three-dimensional objects on a plane having only length and breadth. Also referred to as Right Angle Projection.
Leader Line
Line which indicates dimensions of arcs, circles and detail.
Cabinet Pictorial
Oblique pictorial where depth is represented as half scale compared to the height and width scale.
Cavalier Pictorial
Oblique pictorial where height, width, and depth are represented at full scale.
Pictorial Sketch
A sketch that shows an object’s height, width, and depth in a single view.
Isometric Sketch
A form of pictorial sketch in which all three drawing axes form equal angles of 120 degrees with the plane of projection.
Perspective Sketch
A form of pictorial sketch in which vanishing points are used to provide the depth and distortion that is seen with the human eye.
Multi-View Drawing
A drawing which contains views of an object projected onto two or more orthographic planes.
Oblique Sketch
A form of pictorial in which an object is represented as true width and height, but the depth can be any size and drawn at any angle.
