Watch this Z - X Conveyor carry totes up a steep incline. Belt can then reverse back down: https://4smartmove.com/smartmove-z-x-incline-conveyor-with-forward-reverse-belt/
Watch this SmartMove® Shingling Conveyor System Automate Batch Counting:
https://4smartmove.com/shingling-conveyor-system-that-automates-batch-counting