Here's the whole story of the Dempster Dinosaur.[1] Detailed explanation of how the clever, tough, and not too complex mechanisms that load and unload debris bo

Here's the whole story of the Dempster Dinosaur.[1] Detailed explanation of how the clever, tough, and not too complex mechanisms that load and unload debris boxes work. Discussion of why the obvious approach with cables and winches was not very good, although it did work. It's an insight into good classical mechanical engineering. [1] https://www.youtube.com/watch?v=PH6xs-kqJq0 https://www.youtube.com/watch?v=PH6xs-kqJq0