Subject:
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Re: Walker useing new leg design
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Newsgroups:
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lugnet.org.ca.rtltoronto
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Date:
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Mon, 22 Oct 2007 22:23:07 GMT
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Viewed:
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28814 times
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In lugnet.org.ca.rtltoronto, Chris Magno wrote:
> Brian Davis wrote:
> >
> > Thank you! That's actually nice photodocumentation, and I'll try to put one
> > together based on that. I wonder if for larger structures you might need to go
> > to beams for some of the connections that are under tension during parts of the
> > cycle.
>
>
> I think you need to make one leg - you will be shocked at how well it
> preforms. The short answer is no - no need for beams in this leg design.
> just the beauty of parallel linkages.
>
> check out philo's gif of the leg motion (the "oval) at the bottom
>
> http://www.philohome.com/theo/tj.gif
>
> the leg is only "taking weight" when the foot is on the ground, and
> then, thats when the "back" of the leg is more or less in a line. All
> the weight is transfered along the length of the axles "vertically" to
> the one point where the entire leg is attached to the frame.
You might find that the beams that pull the leg sideways are under enough
tension with a large version to cause problems though, especially if moving over
difficult terrain.
ROSCO
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Message has 1 Reply:
Message is in Reply To:
 | | Re: Walker useing new leg design
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| (...) > Ha! That wasn't whining, that was just idle wishing! You wait 'till I've got up > a good head of steam, and *then* I'll show you some whining! ;-) > oh yay - next year will be no Cicada's but a room full of Brian whining. I'd like to sign up (...) (19 years ago, 23-Oct-07, to lugnet.org.ca.rtltoronto)
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