Subject:
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Re: Serenity, an autonomous NXT-based boat
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Newsgroups:
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lugnet.robotics
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Date:
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Sat, 15 Sep 2007 00:21:15 GMT
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Viewed:
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5092 times
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In lugnet.robotics, Rob Antonishen wrote:
> OK -
>
> Since you beat me to that one how about magnetohydrodynamic propulsion
> (thought that might be hard with stock Lego :)
>
> Or more realistically, how about counter-rotating screw drives, like this one:
>
> http://www.streamdancer.com/design.htm
>
> should be able to make something like it by spiraling a flexible hose
> around an axle...
>
> -Rob A>
>
>
Oars!
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Message has 1 Reply:
 | | Re: Serenity, an autonomous NXT-based boat
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| (...) Oars are nothing but highly asymmetric paddle wheels. Yes, I know, that's a bit simplified, but still splashes a lot unless you have the high amount of control over force curves, blade angle, etc. that an experienced rower has. Just check out (...) (17 years ago, 15-Sep-07, to lugnet.robotics)
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Message is in Reply To:
| | Re: Serenity, an autonomous NXT-based boat
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| OK - Since you beat me to that one how about magnetohydrodynamic propulsion (thought that might be hard with stock Lego :) Or more realistically, how about counter-rotating screw drives, like this one: (URL) be able to make something like it by (...) (17 years ago, 14-Sep-07, to lugnet.robotics)
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