http://www.youtube.com/watch?v=OIRZebE8O84&feature=player_embedded
Pre-Computer Era
Manual Drafting
Mainframe Era
Sketchpad (Ivan Sutherland, MIT)
Constraints
Master Model
In-House Systems
Automotive, Aerospace
General Motors -> DAC1
Avions Marcel Dassault -> CATIA
CAM Systems
Commercial Systems
Peripherals begin to be developed and marketed
Digitizers, Plotters
1972 a typical system cost $150,000, with additional stations costing around $50,000
2D to 3D modeling (early on, then later)
Wireframe to Solid modeling
The PC Era
1980′s Advances
The PC
Mainstream CAD Packages
AutoCAD (& Inventor)
Solid Works
Reference:
Weisberg, David . The Engineering Design Revolution — The People, Companies and Computer Systems That Changed Forever the Practice of Engineering 2008 <http://www.cadhistory.net>
