Why do wheelchairs have slanted wheels?

In electrich sportchairs the wheels are slanted to provide more stability in high-speed turns + to prevent the wheels of other wheelchairs lifting the wheel of your own wheelchair in a collision. When slanted the collision-surface is not big enough to lift up the chair. read more

Tilting the wheels out will widen the base of the wheelchair, making it harder to tip over. You'll notice that sports wheelchairs have particularly tilted wheels. If you're in a wheelchair and pushing the wheels yourself, I've noticed that the wheels have handgrips on them so that you don't grab the actual wheel directly. read more

Angled wheels and the flexibility of new composite materials in wheelchair frames make a very good cushion suspension for outdoor wheelchair travel. The old classic style of wheel chair has a very unforgiving ride over rough surfaces. read more