Subject:
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Re: Straight-driving car
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Newsgroups:
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lugnet.build
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Date:
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Fri, 3 Sep 1999 13:02:44 GMT
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Viewed:
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611 times
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> One idea would be to use treads and an adder-subtracter device:
> <http://carol.wins.uva.nl/~leo/lego/diff.html>. This is kind of bulky, but
> it will eliminate the problem with the motors being mismatched. It's pretty
> difficult to do this actually -- perfectly straight is a tall order.
Yeah, it is, but in order for it to be able to correctly map the house,
without making the whole map screwed up, it needs to be able to drive
perfectly straight.
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Message has 1 Reply:
 | | Re: Straight-driving car
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| If you're interested, I have posted an LDraw file of such a robot that incorporates an adder-subtractor transmission into its chassis: (URL) need two differentials, but it works pretty well. The only complaint I have with it is that it's very slow (...) (25 years ago, 3-Sep-99, to lugnet.build)
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Message is in Reply To:
| | Re: Straight-driving car
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| (...) One idea would be to use treads and an adder-subtracter device: (URL). This is kind of bulky, but it will eliminate the problem with the motors being mismatched. It's pretty difficult to do this actually -- perfectly straight is a tall order. (25 years ago, 3-Sep-99, to lugnet.build)
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