Vacuum cleaner nozzle including mechanical beater and sonic beater

1. A vacuum cleaner nozzle comprising:

a nozzle head, the nozzle head comprising at least one sonic beater and at least one mechanical beater, the at least one sonic beater comprising a beater portion and an actuating member that vibrates the beater portion, the beater portion comprising a rotatable hollow cylinder.

2. The vacuum cleaner nozzle of claim 1 , wherein the actuating member comprises:

a shaft; and

at least one eccentric member disposed on the shaft.

3. The vacuum cleaner nozzle of claim 2 , wherein the hollow cylinder is disposed on the shaft, and the at least one eccentric member is disposed within the hollow cylinder.

4. The vacuum cleaner nozzle of claim 3 , wherein the hollow cylinder has an outer surface, and the outer surface is smooth.

5. The vacuum cleaner nozzle of claim 3 , wherein the hollow cylinder has an outer surface, and the outer surface is textured.

6. The vacuum cleaner nozzle of claim 5 , wherein a plurality of bumps extend from the outer surface of the hollow cylinder.

7. The vacuum cleaner of claim 3 , wherein the hollow cylinder has an outer surface, and a plurality of bristles are formed on the outer surface.

8. The vacuum cleaner nozzle of claim 3 , wherein the at least one mechanical beater comprises a rotatable beater brush and a first motor that drives the rotatable beater brush via a drive belt.

9. The vacuum cleaner nozzle of claim 8 , wherein the actuating member further comprises a rotatable member attached to one end of the shaft, the rotatable member being engaged with the drive belt.

10. The vacuum cleaner nozzle of claim 9 , further comprising a lever for selectively engaging the rotatable member with the drive belt.

11. The vacuum cleaner nozzle of claim 8 , wherein the first motor provides a suction force to the vacuum cleaner nozzle.

12. The vacuum cleaner nozzle of claim 1 , wherein the at least one sonic beater is an ultrasonic beater.

13. A vacuum cleaner comprising:

a dust collecting part; and

a nozzle head connected to the dust collecting part, the nozzle head comprising at least one mechanical beater and at least one sonic beater, the at least one sonic beater comprising a beater portion and an actuating member that vibrates the beater portion, the beater portion comprising a rotatable hollow cylinder.

14. The vacuum cleaner of claim 13 , wherein the actuating member comprises:

a shaft; and

at least one eccentric member disposed on the shaft.

15. The vacuum cleaner of claim 14 , wherein the hollow cylinder is disposed on the shaft, and the at least one eccentric member is disposed within the hollow cylinder.

16. The vacuum cleaner of claim 15 , wherein the hollow cylinder has an outer surface, and the outer surface is smooth.

17. The vacuum cleaner of claim 15 , wherein the hollow cylinder has an outer surface, and the outer surface is textured.

18. The vacuum cleaner of claim 17 , wherein a plurality of bumps extend from the outer surface of the hollow cylinder.

19. The vacuum cleaner of claim 15 , wherein the hollow cylinder has an outer surface, and a plurality of bristles are formed on the outer surface.

20. The vacuum cleaner of claim 15 , wherein the at least one mechanical beater comprises a rotatable beater brush and a first motor that drives the rotatable beater brush via a drive belt.

21. The vacuum cleaner of claim 20 , wherein the actuating member further comprises a rotatable member attached to one end of the shaft, the rotatable member being engaged with the drive belt.

22. The vacuum cleaner of claim 21 , further comprising a lever for selectively engaging the rotatable member with the drive belt.

23. The vacuum cleaner nozzle of claim 20 , wherein the first motor provides a suction force to the nozzle head.

24. The vacuum cleaner of claim 20 , further comprising a second motor that provides a suction force to the nozzle head.