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Lego NXT Rocker-Bogie Suspension
One of my many Lego NXT project ideas is to build a Rocker-Bogie system similar to the Mars Sojourner, Spirit and Opportunity rovers. It turns out a similar mechanism is ipresented by Brian Bagnall in his book titled Maximum Lego NXT: Building Robots with Java Brains. While I wait on that book to move from my Amazon wish list, to my shipping [...]
Continue ReadingLego Mindstorms NXT Split Chassis Steering
Here is an idea I have been playing with for a little while. Instead of simply doing a car with regular steering, I wanted to try a split chassis design where the front of the car rotates in the direction you want to turn. Here are two attempts, but I abandoned any further design after driving both around with my phone via bluetooth. The steering [...]
Continue ReadingLego Mindstorms NXT Segway
The other night I was researching building a balancing Segway like robot with the Lego Mindstorms NXT kit. I wanted a robot that could balance on two wheels and could move forward and backward. I also wanted the robot to recover when “pushed”. I was familiar with Steve Hassenplug’s Legway built on the Lego RCX platform, but [...]
Continue ReadingLego Mindstorms NXT Holonomic Drive – Killough Platform – Rev 1
I have been working on a few different designs for a holonomic drive robot. A true platform like the other killough platforms made from Lego would probably contain wheels that rotate differently, but I wanted to publish this design because it is interesting. I tried two different versions that you can see in the movie below. One version uses [...]
Continue ReadingLego Mindstorms NXT Synchro Drive
I have been working on creating a new Synchro Drive for the turntable that comes with the Lego Mindstorms NXT kit. I have the basics worked out but I need to refine it a bit so I de-constructed it on video so I can start over.
Continue ReadingA Few Hours With The Lego Mindstorms NXT
My NXT arrived today so with the help of the kids, we build the first level robot and had some fun with programming.
Continue ReadingFour Tank Treads
I have gone back into the RobotThoughts Lego Robot Database and pulled out some of my favorite Robot designs. This Lego Mindstorms chassis was one of my favorite and most versitle. It had good clearance and lots of tourque.
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