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Subject:	Re: Mechanical obstacle avoider 2
Newsgroups:	lugnet.technic
Date:	Tue, 6 Feb 2007 15:39:32 GMT
Viewed:	11141 times

"Alexander Holroyd" <holroyd@shaw.ca> wrote in message news:JD16LC.Bos@lugnet.com... > Here is another 100% mechanical "obstacle-avoiding rover". Like my > previous > attempt at: > http://news.lugnet.com/technic/?n=14957 > it has only one motor and no electronics. This one is based on a simpler > principle. The left and right sides operate independently - on each side > the > wheel changes direction whenever the bumper on that side is pushed. When > it > runs into a wall at an angle, it first rotates until the second bumper > hits the > wall, and then reverses away. The net result is a "reflection" off the > wall > (this is much easier to understand from the video!). > > http://www.brickshelf.com/cgi-bin/gallery.cgi?f=231990 > http://www.brickshelf.com/gallery/aeh/Rover/movie/rover.wmv > http://www.brickshelf.com/gallery/aeh/Rover/movie/rover_demo.wmv > http://www.brickshelf.com/gallery/aeh/Rover/ldraw/rover.ldr > > Enjoy! Alexander That is just excellent! Thanks for sharing it. Bob

Message is in Reply To:

		Mechanical obstacle avoider 2
Here is another 100% mechanical "obstacle-avoiding rover". Like my previous attempt at: (URL) has only one motor and no electronics. This one is based on a simpler principle. The left and right sides operate independently - on each side the wheel (...) (20 years ago, 6-Feb-07, to lugnet.technic)

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