[Cory]

Originally Posted by Bill_Hancoc

im still having trouble visilizing this (prolly cause it late at night since ive been up since early)but does somebody have a pic of this or a paint drawing?

http://team100.org/about/images/2003-robot-13.jpg

The pillow blocks on the wheel shown have bolts going through them vertically, which screw into T-nuts in the slot in the chassis. By sliding the entire wheel assembly away from the center of the robot, the chain can be tensioned without a separate device.