Friction
“Plain bearings are particularly suitable for high loads at low speeds.” This, or something similar, is what many technical books, guides, and also advertising texts say. There are two things about this statement that are not particularly helpful in practice. This blog post will analyse this statement and the conditions under which certain types of […]
Widespread in the animal kingdom, for people an option. The skeleton on the outside of arthropods provides stability in the same way as the endoskeletons of mammals. Why not combine the advantages of the two systems with each other? An endoskeleton (inside the body) is strong but, having numerous joints, is nevertheless very flexible. It […]