Greater Lafayette LEGO Robotics Club : 394


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Subject:	third generation rock crawler
Newsgroups:	lugnet.org.us.laflrc
Date:	Sun, 7 Jan 2007 23:27:55 GMT
Viewed:	2258 times

I think we need to have another meeting. Mainly so I can test this... http://www.brickshelf.com/cgi-bin/gallery.cgi?f=225954 deep links http://www.brickshelf.com/gallery/JBrost/RockCrawl3/100_0582s.jpg http://www.brickshelf.com/gallery/JBrost/RockCrawl3/100_0583s.jpg No suspension or rear steer in this one, but it is 4wd, with both axles linked so all 4 wheels will spin before the motors stall, and it can climb a sanded plywood 45 degree slope http://www.brickshelf.com/gallery/JBrost/RockCrawl3/100_0590s.jpg Just had to share :) John

Message has 3 Replies:

		Re: third generation rock crawler
(...) Wow! That looks like some serious engineering :) JB (17 years ago, 7-Jan-07, to lugnet.org.us.laflrc)

		Re: third generation rock crawler
A beautiful piece of work!! And functional... :) I may have to go back to the drawing board to do the 45 degree incline...I will have to run a test. B (17 years ago, 8-Jan-07, to lugnet.org.us.laflrc)

		Re: third generation rock crawler
(...) Very nice! I like the compact rear differential and gearing. I wonder if you could rotate the rear motor 90° so it lays under the chassis, to (very slightly) improve the center of gravity. Very nice looking. What happens if it gets lifted at (...) (17 years ago, 8-Jan-07, to lugnet.org.us.laflrc)

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