Re: [mowbot] Re: 3 or 4 wheels?

adamdb nospam at
Tue, 25 May 1999 09:35:05 -0500

I like it! Add spikes, then you not only do you get non-slip tires, you
get the added benefit of aeration. Of course you still need to worry
about it running over and aerating something it shouldn't, but that's a
problem for the proximity/bump detectors to solve.

On Tue, 25 May 1999 10:29:56 -0400 "Michael Davenport"
<michael.davenport nospam at> writes:
> A four-wheeled platform would be more stable. If you go with (4),
> could you
> make them all drive wheels? Same goes for three - that way as long
> as one
> wheel / tire is in contact with the terrain, it will move. (As long
> as that
> drive wheel / tire does not slip.)
> That brings me to another comment. If you have only two rear drive
> wheels /
> tires, and you are having traction problems, what about doing
> something to
> increase the coefficient of friction between the terrain (grass) and
> the
> tire, such as adding spikes or could remove the
> rubber tire
> and drive nails or screws from the inside pointing out (assuming
> it's not an
> inflatable tire).
> Michael Davenport

Adam Bryant (age 0x23)
abryant nospam at (work)
adamdb nospam at (home)
Parker, CO, USA
Robotics, RC Airplanes, anything using a PIC

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