## General Introduction

Syllabus

Engineering Graphics and Descriptive Geometry

Computer-Aided Design

Overview of Computers

Overview of Drafting

Overview of Design

Importance of documentation

What is the purpose of an engineering drawing?

Importance of Standards (e.g., ASME Y14.5)

Sketches

Pictorial Views, Technical Illustrations

Working Drawings

Graphics as a Language

Importance of Precision and Accuracy

Application to various segments of engineering and technology

## Introduction to AutoCAD

AutoCAD Environment

Graphic and Non-Graphic Information

Vector Vs. Raster Images

Drawing Database

Cartesian Coordinates

Commands

Variables

## Drawing Instruments and Scales

Pencils

Paper

Paper Sizes (ASME Y14.1)

Graph Paper

Blueprints

Drafting Machine

T-squares

Triangles

Protractor

Compass

Dividers

Scales

Rulers

Architect’s Scale

Engineer’s Scale

Units – English/Metric

## Lettering

Manual Methods

Single Stroke Gothic

Guidelines

Lettering Guides

Templates

Drawing text in AutoCAD

Text/Dtext

Mtext

Style

## Basic Geometric Shapes

Angles

Types of Angles

Measure of Angles

Polygons

Triangles

Area of a Triangle

Squares

Area of a Square

Circles

Circular Elements

Circumference

Radius

Diameter

Tangent

Chord

Segment

Arc

Quadrant

Sector

Semicircle

Central Angle

Inscribed Angle

Geometric Solids

Prisms

Pyramids

Cylinders

Cones

Spheres

## Geometric Construction

Constructing Straight Lines

Line through a Point, Parallel to another Point

Parallel line at a given distance from another line

Dropping a Perpendicular from a Given Point to a Line

Bisecting Lines

Compass and Triangle Methods

Division of Lines

Dividing a Line into Equal Parts

Angles

Transferring Angles

Bisecting Angles

Polygons

Triangle, Three Sides Given

Hexagon (3 Methods)

Circular Curves

Circle through Three Points

Line Tangent to a Circle at a Given Point

Arc Tangent to two Lines

Right Angle

Other Angles

Arc tangent to a line and another arc

Arc tangent to two other arcs (4 Cases)

## Orthographic Projection

Introduction

Alphabet of lines

Six-View Sketching

Three-View Sketching

Circular Features

Arrangement of Views

Selection of Views

Line Techniques

Lines and Planes

True Length vs. Foreshortened

Drawing with Triangles

One and Two-View Drawings

Simplified and Removed Views

Conventional Practices

Fillets and Rounds

First/Third angle Projection

## Auxiliary Views

Folding Line Principle

Rules of Auxiliary Construction

Curved Shapes

Auxiliary Sections

## Sections

Basics of Sectioning

Sectioning Symbols

Sectioning Assemblies of Parts

Parts Not Hatched

Full/Partial/Half Sections

Broken Out Sections

Revolved Sections

Removed Sections

Conventional Revolutions

Conventional Breaks

## Dimensioning

Terminology

Dimensions Lines

Extension Lines

Centerlines

Leaders

Arrowheads

Dimension Text

Units of Measurement

Dual Dimensioning

Numerals and Symbols

Dimensioning Rules

Angles

Cylindrical Parts and Holes

## Pictorials

Introduction

Oblique Drawings

Cavalier Oblique

Cabinet Oblique

General Oblique

Angles

Cylinders

Circles

Isometric Projection

Isometric Drawings

Angles

Circles

Inclined Planes

Axonometric Projection

Dimetric

Trimetric

Perspective Pictorials

Single Point Perspective

Two-Point Perspective

## Descriptive Geometry

Introduction

Points

Points on Lines

Reference Lines

Object Lines

True-Length Lines

True-Size Planes

Projection Lines

Projection of Points

Projection Planes

Horizontal

Frontal

Profile

Lines

Locating a Point

Intersecting and Nonintersecting Lines

Visibility of Lines

Lines and Planes

Planes

Point on a Plane

Parallelism

True-Length Lines

Edge View of Plane

Piercing Point by Projection

Slope and Bearing of a Plane

Strike and Dip

Cut and Fill