- It is a machine placed under silos and tanks with medium storage capacities.
- It is a drain consisting of two pieces, the first of which is installed at the bottom of the silos, and the second moves a reciprocating movement through a reciprocating motor that makes a concussive movement in materials that prevents the suspension process that affects some materials such as apostasy.
- Usually the connection between the parts of the vibrator is done by means of a spring or a rubber sleeve.
- There is a conical shape that prevents pressure on the outlet and also helps in not agglomerating materials in the silos.