The torque generated by engine or electric motor is transferred to reciprocating motion by crank gear, which will pass it on vibrating foot (shoe) through spring cylinder.
- It has strong impact force though it is small and light.
- Multipurpose use with maneuverability. They are used for confined area, trench work, backfill and repairing work on asphalt.
- Suitable especially for compacting the roadbed with low water content that heavy vibrators compactor could not work.