You think you know how to ride a bike?

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Discussion Overview

The discussion revolves around the mechanics of riding a bicycle, particularly focusing on the stability of bicycles and the effects of modifications to their design. Participants explore the implications of gyroscopic action, stability adjustments, and the learning process involved in riding different types of bicycles.

Discussion Character

  • Exploratory
  • Debate/contested
  • Technical explanation

Main Points Raised

  • Some participants challenge the assertion that gyroscopic action of the bicycle wheel contributes significantly to balance, suggesting it is either false or insignificant.
  • There is curiosity about whether modifications were made to the bicycle in the video to affect its stability, with some participants noting a gearing system that reverses steering direction.
  • One participant speculates on the ability to learn to ride two different bicycle systems simultaneously, raising questions about cognitive and physical adaptability.
  • Participants mention other modifications to bicycles that could introduce instability, such as changing the front fork angle of attack.

Areas of Agreement / Disagreement

Participants express differing views on the role of gyroscopic action in bicycle stability, and there is no consensus on the effects of the modifications discussed. The discussion remains unresolved regarding the implications of these factors on learning to ride.

Contextual Notes

Some claims about gyroscopic action and stability adjustments depend on specific definitions and assumptions that are not fully explored in the discussion.

Borek
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Fantastic :smile:

 
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Yeah, I saw this earlier. It's really great. He got one thing wrong though when he mentioned the gyroscopic action of the bicycle wheel spin helping you to maintain your balance. This has been shown to be false or insignificant in the least.

http://www2.eng.cam.ac.uk/~hemh/gyrobike.htm
 
I only watched a little bit of the video. Was something done to that bike to make it less stable?
 
I bet his son could switch back and forth fairly easily.
 
This begs for the question whether you can learn riding both simultaneously. In the sense that you could (almost) instantaneously switch between the systems.

Big piece of wisdom btw, welders being smarter than engineers.
I remarkably often hear from friends in construction about architects drawing beautiful houses but impossible to build (without ugly hacks).
 
berkeman said:
I only watched a little bit of the video. Was something done to that bike to make it less stable?

Yes, they put a simple gearing system on the front fork so that turning right made it turn the wheel left and vice versa. It was a pretty clever adjustment. I think everything was the same as a normal bike.

I've seen other bike mods where they've changed the front fork angle of attack in various ways to introduce an instability.
 
berkeman said:
Was something done to that bike to make it less stable?

Scroll to 0:42.
 
That guy at 1:46 apparently has an altered bike too.
 

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