Lifting robots

[Biff]

Originally Posted by jskene

The pneumatic rules typically disallow any pneumatic component not shipped with the kit. This would include a fabricated airbag.

Other than being illegal, this is a good idea.

It's allowed if it's an off the shelf item.
Fan mechs have in the past been used to create vacuum to hold objects (balls).
If you really want to read about fighting about Pneumatics, look up the threads on stooping or holding an air cylinder in mid stroke. Simple to do with the correct off the shelf SMC valve, hard to do with the valves that come in the kit.