PT Journal AU Brix, T Döring, U Reeßing, M TI DMG-Lib - The Digital Mechanism and Gear Library SO eleed PY 2012 VL 8 IS 1 DE CAD; DMG-Lib; database; e-learning; engineering; motion systems AB Motion systems are important parts of technical products. Those are mostly composed of mechanisms and gears. Today mechanism and gear technology is essential for the whole industry and it will become even more important due to the introduction of new technologies and respective new fields of applications. ER