Technical Drawing • A type of drawing used in the transforming of an idea into physical form. • Drawings clearly defines requirements for engineering items.
History of Drafting (Page 3) • 13thcentury. • Late 15th century.
Page 4 history Cont… • No need for interchangeable parts in 18th century • Architectural practice technical drawing had become the most often used for design • After industrial revolution, specialized fields of engineering developed in order to meet requirements of industries
Exploded View Drawing:View of things inside the object. :View of object assembly parts. 7
Technical Drawing Generate expressive images Is used by architects, interior Designers, and design engineers to make detailed drawings for room layouts, vehicle and parts, or buildings More or less nontechnical audience 9
What are Technical Sketches? A technical sketch is a rapidly executed freehand drawing that is not intended as a finished work. Architectural sketches for example, are a kind of diagram. 10
Manual Drafting T-square is on the side of the desk were it can flow over the desk and paper easily. 11 Manual Drafting is when you draw a design on smooth paper.
Pg.13 Basic drafting system The basic drafting system requires an accurate table and constant attention to the positioning of the tools. The system includes the ability to change the angle, thereby removing the need for the triangles as well.
Computer Aided Design • An oblique view of a four-cylinder inline crankshaft with pistons. • Can be 2-dimensional or 3-dimensional. • 14