CD111 Intro to Drafting and Design / Richard Pardys

CD 111 Introduction to Design and Drafting
December 11, 2008 – Class #2
Richard Pardys, Instructor, Phone - 215-763-0842, rpardys@itt-tech.edu

Homework for next week
Read Chapter 2 in your book.
Answer questions 1-10 on page 53.
Do Activity 2.1 on page 54 regarding dimensioning.
Do Activity 2.4 on page 55 by drafting the title block on your vellum sheets. The grid in the book is provided to give you some help with scaling, and need not be drawn. When you are done, draw the left hand view of the “Slide” (Item #3 on page 127). Be sure to draw all visible lines, object lines, center lines, dimension lines and any other lines with the proper lineweight.

Chapter 2 – Layouts and lettering

Projections Perspective
Station Point
Projection Plane
Projector or Visual Ray
Piercing Point
Parallel

Lines
Visible or Object Lines
Hidden Lines
Center Lines
Cutting Plane Lines compared to Section Lines
Dimension lines and leaders



Measuring Systems
US Customary or English
Metric

Drawing Scales
Metric
Engineers
Architectural
Feet and Inches

Lettering
Lettering Guides
Striking Verticals
Text height – 1/8” for notes, ¼” for titles
Capitals

Pencil Types
Hard
Medium
Soft

Sheet Sizes

Title Block
Name
Drawing Title
Drawing Number
Sheet Revision Block
Approval Block
Scale
Drawing Size
Sheet Number