Thu Oct 24 11:40:47 1996 - Message No. 113
From: Michael Dipper

Subject: Re: more pressure in tires


Hi,

On 24 Oct 1996, Martin Franz wrote:

> I had some discussions with other bikers about tires. Hope to solve some
> "mysticles":

[...]

Very interesting topics ... Are you a bike physican ?

> The "mountain" comes from the stearing powers in turns. When performing a turn
> (at higher speeds than 20km/h) you pull the stearing to the opposite direction,
> causing the moped to lean over the other side, hence turning. (there are some
> physics out there, who still believe that the rotating forces cause the
> turn...they drive constantly wheelies). Until the bike reaches the correct
> "leaning position", the front tire rotates "square" to the road. This forces and
> the "slipping" cause more rubber loss on the sides, leaving the "funny hill" in
> the middle. The tire starts to get a somewhat "triangular" shape.

So the solution would be to go in curves not by stearing but by leaning
in ?      :-)))))))
It would be definitly interesting to ride using only your body controlling
the course (sounds like mono-skiing ...) !

> On the @ (as long as you not going desert riding) you use the "plate style"
> tires. On an "used" front tire, you will see, that the plates wear out
> asymetric, the front of the plates gets higher than the rear, making your tire
> look like a saw.

Isn't that effect smaller if using the T66X instead of the TW 152 ?

--- Micha ---

-- 
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|  Michael Dipper,  Ludwigsburg (Germany)                   |
|  Email:  dipper@isd.uni-stuttgart.de                      |
|  WWW:    http://www-normans.isd.uni-stuttgart.de/~dipper/ |
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