Subject:
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Re: caster wheel design
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Newsgroups:
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lugnet.robotics
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Date:
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Thu, 7 Apr 2005 20:16:41 GMT
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Viewed:
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935 times
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Wow, where did you find it?
I will get four of these to me...
Thanks
"dan miller" <lego-robotics@crynwr.com> escreveu na mensagem
news:20050407113954.65707.qmail@web20022.mail.yahoo.com...
> you can use omniwheels, like the ones from Charmed Labs:
> http://www.charmedlabs.com/productsmain.htm
>
> They only sell the single-row ones, but the double-row ones
> (http://omniwheel.com/omniwheel/omniwheel.htm) can be adapted to Lego • robots quite easily. You
> can also combine two single-row ones to work like a double, but it's a bit • tricky because the
> relationship between the hub orientation and the positions of the small • lateral coasters is random
> (I think they just glue a little lego piece into the hub).
>
> I've used both techniques to advantage in rather heavy robots, including • one that carries a laptop
> on its back. Pix can be provided if anyone is interested.
>
> -dbm
>
>
> --- Patrick Levy <omiccron@uol.com.br> wrote:
> > Thanks everybody for the answers, but i think i will give up with the
> > caster... The robot will be very heavy... i think it wont work.. I will • go
> > to a synchro drive aproach...
> >
> > Thanks.
> >
> > Patrick
> >
> >
> >
> > "Patrick Levy" <omiccron@uol.com.br> escreveu na mensagem
> > news:IE63r0.17AD@lugnet.com...
> > > Hi,
> > >
> > > I´m tring to build a robot that may use a caster wheel, But i am • running
> > > some serious problemes in it design. If I use an axle or pin for the • caster,
> > > it will bend. (the robot is quite heavy). So i tried to use a • turntable as
> > a
> > > caster axle, but for some reason, it also did not work (the caster • does
> > not
> > > turn somootly.).
> > >
> > > Does anybody have some tips for good caster design?
> > >
> > > Thanks
> > >
> > > Patrick
> > >
> > >
> >
>
>
>
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Message is in Reply To:
 | | Re: caster wheel design
|
| you can use omniwheels, like the ones from Charmed Labs: (URL) only sell the single-row ones, but the double-row ones ((URL) can be adapted to Lego robots quite easily. You can also combine two single-row ones to work like a double, but it's a bit (...) (20 years ago, 7-Apr-05, to lugnet.robotics)
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