Pictured here is our old spring-loaded unit.

Our new unit uses a photogate trigger and spring release system for smooth, easy operation.

While the unit is in motion, a ball is shot straight up into the air. After some distance of travel, the ball falls back into the cart.

Click on Image for Quicktime Animation

This demo can be found in cabinet A on shelf 4 of the UCSD PUL Demo Room (WLH 2015).