12 Drafting & Design
Cutting-Plane Lines 315
Projection and Placement of Section
Views 316
Section Lines 316
Angle and Direction of Section Lines • Spacing of
Section Lines • Hidden Lines behind the Cutting
Plane • Object Lines behind the Cutting Plane
Types of Section Views 318
Full Sections • Half Sections • Revolved Sections
• Removed Sections • Offset Sections • Broken-
Out Sections • Aligned Sections • Thin Sections
• Auxiliary Sections • Partial Sections • Phantom
Sections • Unlined Sections
Conventional Sectioning Practices 323
Drawing Rectangular Bar, Cylindrical Bar, and
Tubing Breaks • Intersections in Section Views
• Ribs, Webs, Lugs, and Gear Teeth in Section Views
• Outline Sectioning • Section Titles • Scale of the
Section View
Material Symbols in Section Views 327
Hatching Section Views on CAD
Drawings 327
Selecting a Hatch Pattern • Defi a Hatch fining
Boundary
11 Pictorial Drawings 347
Drafting Procedures appear on pages 353–393. See
listing following Expanded Contents.
Types of Pictorial Projections 347
Axonometric Projection 349
Isometric Projection • Constructing Isometric
Drawings Using Manual and CAD Procedures
• Dimetric Projection and Dimetric Drawings
• Trimetric Projection and Trimetric Drawings
Oblique Projections and Drawings 376
Oblique Projection • Oblique Drawing
Perspective Drawings 381
Terminology in Perspective Drawings • One-Point
Perspective Drawings • Two-Point Perspective
Drawings • Drawing Perspective Views of Objects
Lying behind the Picture Plane • Using the Measuring
Point System in Perspectives • Drawing Circles in
Perspective Views • Drawing Irregular Curves in
Perspective Views • Perspective Grids • Perspective
Drawing Boards • Sketching in Perspective
• Sketching Circles in Perspective Drawings
• CAD-Generated Models and Perspective Views
Section 3
Descriptive Geometry 406
12 Auxiliary Views 407
Drafting Procedures appear on pages 412–427. See
listing following Expanded Contents.
Primary Auxiliary Views 408
Determining True Size and Shape of Inclined Surfaces
• Locating a Point in an Auxiliary View • Locating
a True Length Line in an Auxiliary View • Slope of a
Line • Using the Point Method to Develop an Inclined
Surface • Determining the True Angle between a Line
and a Principal Plane • Determining the True Angle
between Two Planes • Drawing Circular Features and
Irregular Curves in Auxiliary Views
Secondary Auxiliary Views 419
Constructing Secondary Auxiliary Views
13 Revolutions 441
Drafting Procedures appear on pages 444–453. See
listing following Expanded Contents.
Revolution Procedures 442
Primary Revolutions of Objects about Axes
Perpendicular to Principal Planes • Successive
Revolutions of an Object with an Oblique Surface
14 Intersections 463
Drafting Procedures appear on pages 474–496. See
listing following Expanded Contents.
Types of Intersections 464
Ruled Geometrical Surfaces • Double-Curve
Geometrical Surfaces
Spatial Relation ships 464
Point Location on a Line • Intersecting and
Nonintersecting Lines in Space • Visibility of
Crossing Lines in Space • Visibility of a Line and a
Plane in Space • Location of the Piercing Point of a
Line with a Plane (Orthographic Projection Method)
• Location of the Piercing Point of a Line with a
Plane (Auxiliary View Method) • Location of a Line
through a Point and Perpendicular to an Oblique
Plane