Why do steam locomotive train engines all have wheels that have a lopsided section that is solid and doesn't have spokes? - Quora
Why do steam locomotive train engines all have wheels that have a lopsided section that is solid and doesn't have spokes? - Quora
![rail - What is the purpose of these “partially filled in” locomotive wheels? - Engineering Stack Exchange rail - What is the purpose of these “partially filled in” locomotive wheels? - Engineering Stack Exchange](https://i.stack.imgur.com/JbStW.jpg)
rail - What is the purpose of these “partially filled in” locomotive wheels? - Engineering Stack Exchange
![Why do steam engine wheels have these hemisphere bits parallel to the coupling rods? Why are some bigger than the others? : r/trains Why do steam engine wheels have these hemisphere bits parallel to the coupling rods? Why are some bigger than the others? : r/trains](https://preview.redd.it/n56p6tak8yw81.jpg?width=1080&crop=smart&auto=webp&s=6f5bfc8538f57863b032fe4c4256fa5e9639aeb1)
Why do steam engine wheels have these hemisphere bits parallel to the coupling rods? Why are some bigger than the others? : r/trains
![Close Old Locomotive Wheels Steam Engine Stock Footage Video (100% Royalty-free) 7876048 | Shutterstock Close Old Locomotive Wheels Steam Engine Stock Footage Video (100% Royalty-free) 7876048 | Shutterstock](https://www.shutterstock.com/shutterstock/videos/7876048/thumb/11.jpg?ip=x480)