Shalin Designs | Latest Blogs

  Traditionally, engineers from civil, mechanical, electrical, electronics, aerospace, and other disciplines used pen and paper to create engineering drawings and draft technical documents. The manual process of preparing engineering drawings and sketches has changed with the introduction of computer-aided drafting (CAD) with the pace of the digital era. What is manual drafting? It is a process of drafting engineering design manually using pen & paper. What is CAD drafting? It is a process of drafting engineering design using CAD software. Let’s see a brief history of the emergence of  CAD design and drafting services . History of CAD Drafting: In the early 1960s, Patrick Hanratty & Ivan Sutherland, working with General Electric, developed a system that used interactive graphics and numerical control programming to prepare CAD drafting. In 1963, Sutherland improved the system known as Sketchpad to create engineering drawings directly on CRT using a light pen. In 1971, ...