this patriotic screensaver shows various images of american state flag. the screensaver includes 15 big pictures with music background. all images in resolution 1024*768 pix and high color (24-bit). saver is set to automatically fit them to your own screen size. you can to use any image as wallpaper via one click.

the calculation is developed for geometrical designs of belt and chain transmissions with more sprocket wheels (max. 15). it solve the necessary length of the belt (chain) using known positions and diameters of sprocket wheels. application is developed in ms excel, is multi-language, supports imperial and metric units and support many 2d cad systems. (autocad, autocad lt, intellicad, turbocad...).

the calculation is designed for a geometrical design and strength check of toothed belt transmissions. application contain a database of belts includes the 20 most frequently used types of toothed belts, is developed in ms excel, is multi-language and supports imperial and metric units. is based on ansi, rma, iso, din and bs standards and support many 2d and 3d cad systems.