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thinking about WWII the other day and it struck me how much it fueled innovation in gear technology. Beyond just better engines and armor, the sheer scale of the war demanded precision manufacturing and novel solutions for everything from aircraft transmissions to portable radios. It's easy to forget that many advancements we take for granted today, like stronger alloys and more efficient gear designs, where directly driven by the need for military superiority.
For example, the urgent demand for reliable aircraft engines pushed the limits of existing gear manufacturing techniques. The need for lighter, stronger, and more durable gears led to breakthroughs in materials science and heat treatment processes. We went from more rudimentary techniques to things like improved carburizing to harden gear surfaces,all to keep those planes in the air. It really makes you wonder how much slower technological progress would have been without that intense pressure.
Does anyone else have examples of specific gear-related tech that saw massive advancements during WWII? I'm interested in hearing about anything from specialized tools used in production to the actual designs of gears found in different types of military equipment.