I was thinking of the Otto Cycle, which occurs in most internal combustion engines (except the Prius and some Mazdas, which use the Atkinson cycle). I suspect t

I was thinking of the Otto Cycle, which occurs in most internal combustion engines (except the Prius and some Mazdas, which use the Atkinson cycle). I suspect that's where they get the name but they don't seem to have an About page. https://en.wikipedia.org/wiki/Otto_cycle https://en.wikipedia.org/wiki/Otto_cycle