IGBT and jacquard loom: what they have in common

1. Step 1. IGBT — is part of — Electric locomotive. Traction converters.
2. Step 2. Electric locomotive — has part — Bogie. Bogies.
3. Step 3. Bogie — has part — Spring. Spring suspension.
4. Step 4. Spring — is part of — Automaton. The mainspring stores the energy.
5. Step 5. Automaton — inspired — Jacquard loom. Vaucanson, the maker of automata, built an automatic loom whose ideas Jacquard used.

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