Originally Posted by
BlazingPedals
In virtually all of my pinch flats, the tires were inflated to the max recommended pressure. If you hit a bad enough obstacle, the tire will bottom out regardless. That's because air is compressible. How wide are your rims vs how far apart your 'fang holes' are? I have narrow road rims, but 6mm spacing for the holes is still too narrow for your explanation.
You are looking at a deflated tube. Think about when it is inflated. The tube is stretched. Correct?