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 Technic / 9701
9700  |  9702
Subject: 
8 wheel drive but no steer
Newsgroups: 
lugnet.technic
Date: 
Fri, 28 Mar 2003 09:34:18 GMT
Viewed: 
702 times
  
My latest MOC - an 8 wheel drive atv.
http://www.brickshelf.com/gallery/gadooble/8wheeldrive/8wfront.jpg

This started out with four wheels - and the ability to steer.
Then it bacame six-wheeled - the front wheels connected via
a differential so that they didn't turn.. it could still turn
with the front wheels dragging around...

But when the vihicle climbed really steep, it needed something
to push the back.. the rcx had the weight and two more wheels
were added. Now it can climb anything  - it even climbs up to
20 cm vertical.but the ability to steer is long gone  :(

http://www.brickshelf.com/gallery/gadooble/8wheeldrive/8wbottom7.jpg

if individual steering has to be added - it will be too big
and flimsy - I thought of a third motor og the "hood" to lift
the back end up - but how can that be done while keeping the
back end "loose"? The overall goal was to make a small atv
with superb climbing ability - It can't be too big!

any suggestions?

after mod. : http://www.brickshelf.com/cgi-bin/gallery.cgi?f=38486

Leg videre  (play on)
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| lars gjerløw jørgensen | lgj[at]jyde[dot]dk  |
| N55 43.184  E12 32.405 | www.lgj.dk | oz2lgj |
Mark Hamill:"I have a sneaking suspicion that if there were
a way to make movies without actors, George (Lucas) would do it."



Message has 1 Reply:
  Re: 8 wheel drive but no steer
 
(...) Could you incorporate some sort of articulation? You could completely redesign the frame with a rotation joint in the middle. Or perhaps design your front and rear axles with articulation. I don't know if that would steer very well, but it's (...) (22 years ago, 28-Mar-03, to lugnet.technic)

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