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Subject: 
Re: Need to compare
Newsgroups: 
lugnet.robotics
Date: 
Sat, 28 Sep 2002 15:27:44 GMT
Original-From: 
Vincent Raman <VINCENT.RAMAN@ULBspamcake.AC.BE>
Viewed: 
514 times
  
Thank you for your idea... but I forgot to say you that I have restriction
for the dimensions...

Dimensions : height : 30cm
                    Lenght : 60cm
                    width : 30cm

And we can have 620 Euro's...

Bye

Vincent

----- Original Message -----
From: "Mike Thorn" <buachaille@neo.rr.com>
To: <lego-robotics@crynwr.com>
Sent: Saturday, September 28, 2002 5:17 PM
Subject: Re: Need to compare


Vincent,

At 10:32 AM 9/28/02, Vincent wrote:
Hello everybody,

For my university, we must construct a bot with LEGO Mindstorms. This bot
has to be able to climb a step, to ride above a (little) whole and to • have
left and right wheels at different height. In fact, he might be able to • go
everywhere...

We have choices to do that. We can use wheels, legs or caterpillars
tracks...

I would need your experience to say me wich system is the best.... We • think
that wheels are the best, by intuition, but why??? Have you some • argument???
Is there a risk for the wheel to stay in the whole???

Have tou some ideas, maybe???

Thank you very much!

Vincent

Without knowing the limitations of your resources, I would vote for a
legged vehicle. You can make if large enough that even if a leg did go in
the hole it wouldn't fall in or get stuck, you could make it with as many
legs as you like (good for varied terrain), it's not that hard to build • and
it looks cool. :-)

If you have a huge amount of resources, I would suggest the ultimate
off-road walker: an ODEX. I have a link:
http://incolor.inebraska.com/bill_r/odex_1.htm. If you can't do something
that big, I would try something on the order of a very large hexapod.

Just my two cents. ;-)

~Mike
http://www11.brinkster.com/buachaille/newsletter/





Message has 1 Reply:
  Re: Need to compare
 
(...) Is that the *initial* dimensions - or the *maximum* dimensions? If it's just one of those things like "the robot must start off in a box no bigger than 30x60x30" - then it can just fold itself up into that space when they are doing the (...) (22 years ago, 28-Sep-02, to lugnet.robotics)

Message is in Reply To:
  Re: Need to compare
 
Vincent, (...) Without knowing the limitations of your resources, I would vote for a legged vehicle. You can make if large enough that even if a leg did go in the hole it wouldn't fall in or get stuck, you could make it with as many legs as you like (...) (22 years ago, 28-Sep-02, to lugnet.robotics)

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