To visualize technical processes you might want to embed your technical illustrations in Flash movies...

Creating these little animations is not much effort. When you use vector data the file size is relatively small and you can use the animations on the Internet. 

The following examples were created by TGG, a German service provider, for Werzalit to describe the assembly of a balcony. The technical illustrations were created with IsoDraw, saved in Adobe Illustrator format and then imported in Flash.