"Understanding Stresses and Strains" from 1968 presents a good depiction of the mechanism with familiar-looking cartoon characters: https://archive.org/details/

"Understanding Stresses and Strains" from 1968 presents a good depiction of the mechanism with familiar-looking cartoon characters: https://archive.org/details/understandingstressesandstrains https://archive.org/details/understandingstressesandstrains The caveman pressing the alarm button is something I think of a lot.