Ramp walking toys #3: Introductory Computational Model of a Passive Dynamic Walker

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Blog entry by Tony Slattery posted 06-09-2015 12:33 AM 2741 reads 0 times favorited 1 comment Add to Favorites Watch
« Part 2: the man who started it all - Tad Mcgeer Part 3 of Ramp walking toys series no next part

For those interested or can understand the science behind ramp walking toys, found this:

Click on the image to download a PDF copy – links to a new page.

This refers to the kind that rock from side to side, as the walking robot types.

Trying to read this as a strange hypnotic effect on me – puts me to sleep zzzzzz….

My simple solution is to simply put the axis of rotation above the center of mass.

Fortunately I have access to a CAD program allows me to pinpoint that. Another way is to lie the toy flat on the edge of a ruler along two different axis and get an approximate center of mass.

-- Tony, Australia,

1 comment so far

View stefang's profile


17039 posts in 4135 days

#1 posted 06-09-2015 05:46 PM

I’ll keep that in mind the next time I go for a walk Tony. Seriously it is an interesting subject and I hope we see some videos of your ramp walking toys in the future.

-- Mike, an American living in Norway.

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