cutter path geometry
11APT (programming language) — APT or Automatically Programmed Tool is a high level computer programming language used to generate instructions for numerically controlled machine tools. By many Douglas T. Ross is considered to be the father of APT. APT is a language and system …
12Zhang Heng — For other uses, see Zhang Heng (disambiguation). This is a Chinese name; the family name is Zhang. Zhang Heng (張衡) Born …
13Laser cutting — process on a sheet of steel. CAD (top) and stainless steel laser cut part (bottom) Laser cutting is a technology that uses a laser to cut materials, an …
14Indexing (motion) — Indexing in reference to motion is moving (or being moved) into a new position or location quickly and easily but also precisely. After a machine part has been indexed, its location is known to within a few hundredths of a millimeter (thousandths …
15James J. Hill — James Jerome Hill (September 16 1838 ndash; May 29 1916), was a noted Canadian American railroad executive. He was the chief executive officer of a family of lines headed by the Great Northern Railway, which served a substantial area of the Upper …
16Gramophone record — A 12 inch (30 cm) 33⅓ rpm record (left), a 7 inch 45 rpm record (right), and a CD (above) A gramophone record, commonly known as a phonograph record (in American English), vinyl record (in reference to vinyl, the material most commonly used after …
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