FLL Tips
- Some good wheels to use when getting over obstacles are rocker bogies. Here are some links with pictures showing how they work:
http://www.alicesastroinfo.com/2012/07/mars-rover-rocker-bogie-differential/
You don't usually need a differential bar, as you can see in these 2 videos, they don't have one.
http://www.youtube.com/watch?v=tmsB_OJutAY
In the first video, the robot goes over a parking curb
http://www.youtube.com/watch?v=PGma0myLjQY
In the second video the robot goes over a bunch of obstacles and stays straight
http://www.alicesastroinfo.com/2012/07/mars-rover-rocker-bogie-differential/
You don't usually need a differential bar, as you can see in these 2 videos, they don't have one.
http://www.youtube.com/watch?v=tmsB_OJutAY
In the first video, the robot goes over a parking curb
http://www.youtube.com/watch?v=PGma0myLjQY
In the second video the robot goes over a bunch of obstacles and stays straight