Patent ID: 8484800

Claim:
A cleaner head for a vacuum cleaning appliance, the cleaner head comprising: a first rotatable agitator and a second rotatable agitator for sweeping debris from a surface, each agitator comprising a drive shaft having a rotational axis, a body connected to the drive shaft and at least one surface engaging member mounted on the body for engaging the surface; a suction opening; and an agitator chamber housing the agitators, the agitator chamber comprising a downwardly-directed opening through which debris energized by the at least one surface engaging member enters the cleaner head, the opening being defined by a periphery of the suction opening and located in a plane; wherein each body is inclined relative to the plane of the opening so that, with rotation of the agitator, the at least one surface engaging member protrudes through the opening, and wherein the at least one surface engaging member of the first agitator is angularly offset about the rotational axis of the first agitator from the at least one surface engaging member of the second agitator.