Hi! I'm Pavel Severov, and I'm tester of that device.
Author and owner is my neighbor. His name is Nikolay Vorobiev, and you can see him on the video.
It is hard for him to describe step-by-step process of its building. He just want to share main idea of the device.
Video contains explanations of main features (+subtitles in English).
If you want to know additional technical details - please ask me and I will forward your question to the author.
If you want to know more about the author - please visit his site http://redir.ec/velochudesa