Subject:
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Re: I wish Lego made an "Anti-Backlash Gear"
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Newsgroups:
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lugnet.robotics, lugnet.technic
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Date:
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Thu, 5 Apr 2001 20:25:03 GMT
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Viewed:
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120 times
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There is one real simple way to eliminate backlash: Use LEGO's 'small-link
chain' with their normal gears as sprockets. I paid CAN$7.00 for 135 links
from Pitsco-Dacta's Canadian vendor. There is absolutely NO backlash. Mind
you, the gearing problem becomes 'different', in that connected gears run
the same (not opposite) directions.
Also, the chain is beautifully made. When I show it to people, they don't
want to give it back. They want to play with it...!
Regards, Jerry
In lugnet.robotics, Eric Sophie writes:
> As this discussion grows, I submit: (that) Part of the problem with
> Mechanical flex, Gear "Backlash" if you will, Derives from many aspects when
> we model maximun preformance from Axles, Gears, and all the elements
> combined to produce desired effects. So I will stick with it until Lego
> evolution catches up. In turn I stll want Stonger tolerences from Axles and
> motors. Fine Mesh Grears. Wait what year is it again? 2085?
>
> In lugnet.robotics, Steve Lane writes:
> > In lugnet.robotics, Eric Sophie writes:
> > > Hmmm...
> >
> > Explain 'Hmmm...' :-)
> >
> > I of course omitted the fact that my solution as described produces no
> > mechanical advantage just a shaft going in the opposite direction. Of
> > course, you can always replace the pair of gears on the second shaft with a
> > pair of gears of a different size in order to gear up or down.
> >
> > Steve
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41 Messages in This Thread: ![I wish Lego made an "Anti-Backlash Gear" -Eric Sophie (3-Apr-01 to lugnet.robotics, lugnet.technic)](/news/x.gif) ![](/news/246.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -Ram Meenakshisundaram (3-Apr-01 to lugnet.robotics, lugnet.technic)](/news/x.gif) ![](/news/246.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -lego-robotics@crynwr.com (Chris 'Xenon' Hanson) (3-Apr-01 to lugnet.robotics)](/news/x.gif) ![](/news/46.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -Eric Sophie (4-Apr-01 to lugnet.robotics)](/news/x.gif) ![](/news/246.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -lego-robotics@crynwr.com (Steve Baker) (4-Apr-01 to lugnet.robotics)](/news/x.gif) ![](/news/246.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -Micah J. Mabelitini (4-Apr-01 to lugnet.robotics)](/news/x.gif) ![](/news/46.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -Eric Sophie (4-Apr-01 to lugnet.robotics)](/news/x.gif)
![](/news/x.gif) ![](/news/28.gif) ![](/news/x.gif) ![](/news/28.gif) ![](/news/x.gif) ![](/news/28.gif) ![](/news/x.gif) ![](/news/68.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -Eric Sophie (4-Apr-01 to lugnet.robotics)](/news/x.gif)
![](/news/x.gif) ![](/news/28.gif) ![](/news/x.gif) ![](/news/28.gif) ![](/news/x.gif) ![](/news/x.gif) ![](/news/68.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -Iain Hendry (4-Apr-01 to lugnet.robotics)](/news/x.gif)
![](/news/x.gif) ![](/news/28.gif) ![](/news/x.gif) ![](/news/68.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -Thomas D. Fulk, Jr. (5-Apr-01 to lugnet.robotics, lugnet.technic)](/news/x.gif) ![](/news/46.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -Eric Sophie (5-Apr-01 to lugnet.robotics, lugnet.technic)](/news/x.gif) ![](/news/46.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -Steve Lane (5-Apr-01 to lugnet.robotics, lugnet.technic)](/news/x.gif) ![](/news/246.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -Andy Gombos (4-Apr-01 to lugnet.robotics)](/news/x.gif) ![](/news/46.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -Eric Sophie (5-Apr-01 to lugnet.robotics)](/news/x.gif)
![](/news/x.gif) ![](/news/28.gif) ![](/news/x.gif) ![](/news/x.gif) ![](/news/68.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -Eric Sophie (5-Apr-01 to lugnet.robotics, lugnet.technic)](/news/x.gif) ![](/news/46.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -Steve Lane (5-Apr-01 to lugnet.robotics, lugnet.technic)](/news/x.gif) ![](/news/46.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -Eric Sophie (5-Apr-01 to lugnet.robotics, lugnet.technic)](/news/x.gif) ![](/news/46.gif) ![You are here](/news/here.gif) ![](/news/246.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -Dean Hystad (5-Apr-01 to lugnet.robotics, lugnet.technic)](/news/x.gif) ![](/news/246.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -Jerry Kalpin (5-Apr-01 to lugnet.robotics, lugnet.technic)](/news/x.gif) ![](/news/46.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -Dean Hystad (5-Apr-01 to lugnet.robotics, lugnet.technic)](/news/x.gif) ![](/news/46.gif) ![RE: I wish Lego made an "Anti-Backlash Gear" -lego-robotics@crynwr.com (Tilman Sporkert) (6-Apr-01 to lugnet.robotics)](/news/x.gif) ![](/news/46.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -Eric Sophie (6-Apr-01 to lugnet.robotics)](/news/x.gif) ![](/news/46.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -Dean Hystad (6-Apr-01 to lugnet.robotics)](/news/x.gif) ![](/news/46.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -Eric Sophie (9-Apr-01 to lugnet.robotics)](/news/x.gif) ![](/news/246.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -Dean Hystad (9-Apr-01 to lugnet.robotics)](/news/x.gif) ![](/news/46.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -Eric Sophie (9-Apr-01 to lugnet.robotics)](/news/x.gif)
![](/news/x.gif) ![](/news/28.gif) ![](/news/x.gif) ![](/news/28.gif) ![](/news/x.gif) ![](/news/28.gif) ![](/news/x.gif) ![](/news/x.gif) ![](/news/68.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -James Powell (10-Apr-01 to lugnet.robotics)](/news/x.gif) ![](/news/46.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -Eric Sophie (11-Apr-01 to lugnet.robotics)](/news/x.gif)
![](/news/x.gif) ![](/news/28.gif) ![](/news/x.gif) ![](/news/28.gif) ![](/news/x.gif) ![](/news/68.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -James Powell (5-Apr-01 to lugnet.robotics, lugnet.technic)](/news/x.gif)
![](/news/x.gif) ![](/news/28.gif) ![](/news/x.gif) ![](/news/x.gif) ![](/news/68.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -Jennifer Clark (6-Apr-01 to lugnet.robotics, lugnet.technic)](/news/x.gif)
![](/news/x.gif) ![](/news/268.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -Robert Fay (3-Apr-01 to lugnet.robotics, lugnet.technic)](/news/x.gif) ![](/news/246.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -Eric Sophie (3-Apr-01 to lugnet.robotics, lugnet.technic)](/news/x.gif)
![](/news/x.gif) ![](/news/28.gif) ![](/news/x.gif) ![](/news/268.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -Jason S. Mantor (4-Apr-01 to lugnet.robotics, lugnet.technic)](/news/x.gif)
![](/news/x.gif) ![](/news/28.gif) ![](/news/x.gif) ![](/news/68.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -Jonathan Wilson (4-Apr-01 to lugnet.robotics, lugnet.technic)](/news/x.gif) ![](/news/246.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -Ross Crawford (4-Apr-01 to lugnet.robotics, lugnet.technic)](/news/x.gif)
![](/news/x.gif) ![](/news/28.gif) ![](/news/x.gif) ![](/news/x.gif) ![](/news/68.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -lego-robotics@crynwr.com (Brian Dichter) (4-Apr-01 to lugnet.robotics)](/news/x.gif)
![](/news/x.gif) ![](/news/68.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -John Barnes (3-Apr-01 to lugnet.robotics)](/news/x.gif) ![](/news/246.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -Eric Sophie (3-Apr-01 to lugnet.robotics)](/news/x.gif)
![](/news/x.gif) ![](/news/x.gif) ![](/news/68.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -John Barnes (3-Apr-01 to lugnet.robotics)](/news/x.gif) ![](/news/46.gif) ![Re: I wish Lego made an "Anti-Backlash Gear" -Eric Sophie (3-Apr-01 to lugnet.robotics)](/news/x.gif)
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