1)   MITCalc - Multi pulley calculation 1.14
The calculation is developed for geometrical designs of belt and chain transmissions with more sprocket wheels. Application is developed in MS Excel, is multi-language, supports Imperial and Metric units and support many 2D CAD systems.
belt, chain, belt transmission, chain transmission, sprocket, wheel, ANSI/RMA IP-24, 1983; DIN 7721; DIN ISO 5296; ISO 5295; ISO 5294, ANSI/ASME B29.1M, ANSI/ASME B29.3,

 2)   MITCalc - Timing Belts Calculation 1.12
Geometric design and strength check of toothed belt transmissions. Application contain a database of timing belts, supports Imperial and Metric units, is based on ANSI, RMA, ISO, DIN and BS standards and support many 2D and 3D CAD systems.
Belt, toothed belt, timing belt, synchronous belt, design, strength check, ANSI/RMA IP-24, 1983, DIN 7721, DIN ISO 5296,