Sector feeders and gateway shutters
| Gateway RV (WAM, Italy) | a locking shutter for the gradual issuance of material in a pneumatic machine or on loading in bags |
| Rotor feeder, sector shutter RVC (WAM, Italy) | a locking shutter for the gradual issuance of material in a pneumatic machine or on loading into bags, with a distribution unit for a pneumatic massacre |