I recently saw this hole design for mating two parts. I'm trying to figure out the reason for the Teardrop Shaped holes. I first thought it may be for misaligned holes but I don't think that's the case. Any ideas?
I need to design a mechanism to lift the plastic tray (light green colored object on top of rollers) roughly 3" off of the conveyor rollers. The mechanism will have to extend in between rollers from underneath. The tray is very light weight...maybe 4 lbs. so I'm thinking pneumatic powered. The...
