Technical Drawing Terms
-the way in which something is usually done, by tradition or established standards.
-a drawing that shows the various parts of an item when assembled.
Assembly drawings in which parts are moved out of position along an axis.
American National Standards Institute (ANSI)
-develops technical standards for many products in the United States.
International Standards Institute (ISO)
-develops technical standards for products globally.
The system used in most of the world that uses meters, grams and liters.
- measurement in length, width and height.
- a table located in the bottom right hand corner of a drawing that identifies necessary info not given in the drawing itself.
- changes made to a drawing since it was initially released to manufacture.
Engineering Change Notice (ECN)
-a document that accompanies a drawing to authorize changes to a design.
-the degree of conformity of a measured or calculated value to actual value being measured or calculated.
-in CAD, grouping of individual component files or sub-assembly files
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