Awesome work, both of you! As for the mechanism occasionally not picking up
a ball:
Instead of having the bucket grab a ball from the bin, why not have a bin
feed into a gravity tube that is ball sized. Then simply pick up a ball at
the other end of the tube.
(...) So, what exactly is a gravity tube? Maybe you mean something like: Empty Full Half-full | | |o| | | | | |o| | | | | |o| |o| | |___ |o|___ |o|___ |_____ |o____ |o____ Hence, when a ball comes in (from bottom right of the tube), it pushes a ball (...) (20 years ago, 7-Dec-04, to lugnet.technic, lugnet.robotics)
I finally rebuilt (URL) Bob Kojima's rolling ball clock> with RCX control (and other minor modifications) (URL) Description of these modifications, program, photos, videos are (URL) here> Special thanks to Bob for the time spent to LDraw his (...) (20 years ago, 7-Dec-04, to lugnet.announce.moc, lugnet.technic, lugnet.robotics, FTX)