Subject:
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Re: an idea, can someone tell me if this is possible/been done before/etc?
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Newsgroups:
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lugnet.robotics
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Date:
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Wed, 3 Dec 2003 19:08:29 GMT
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Viewed:
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1192 times
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In lugnet.robotics, Paul Kleniewski wrote:
>
> "Kevin L. Clague" <kevin_clague@yahoo.com> wrote in message news:HpAAsB.1Kpo@lugnet.com...
>
> > The foot on the obstacle is not in the air but on the ground. If you mean that
> > one foot is on the obstacle and the other can't reach the ground, I see your
> > point. I was hoping to add a suspension to Quad242 to make it handle a certain
> > level of uneveness.
>
> hmm
> my english is not very well so i'm explaining in weak way
>
> let's say your q242 is walking on a flat surface
> everything is quite well
>
> now ahead q242 there is one stair
> (it has appropriate size and so on)
> i can imagine
> q242 raises its leg
> moves it over the step
> and settle down
> but this time leg stops on the step (which is higher than the ground level)
>
> if foot will have mechanism described in former post
> q242 will not try to push leg to the ground level
> so leg will stay at the higher level (on the stair)
> in this case q242 body will stay flat
So the pneumatic switch acts as a pneumatic touch sensor and stops the leg from
extending fully.
I'll keep that in mind.
>
> next leg will "walk" over the stair and will be set on the ground level
>
> when whole q242 step procedure will be finished
> (all legs will finish its cycle)
> q242 will start next cycle with the first leg
> (this leg stays on the stair)
> foot mechanism will raise such leg from its state
>
> if this description is not undestandable
> i'll build such a mechnism to show what i meant to say :))))
>
> one word summary:
> foot mechnism hovever pneumatic works as a touch sensor
I understand. Thanks for the explanation.
>
> br
> pixel
Kevin
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