Patent ID: 7437799

Claim:
A cleaner head for a vacuum cleaner comprising a housing, a suction opening in a face of the housing which is intended to face a floor surface, a suction passage for conducting dirt-laden air from the suction opening through the cleaner head to an outlet thereof, a bleed air inlet arranged in the housing and closed by a bleed valve which is openable to allow air to be bled into the suction passage via the bleed air inlet, the cleaner head further comprising a force-transmitting member connected to, or adapted to be connected to, a handle by means of which the cleaner head is, in use, maneuvered across the floor surface, the force-transmitting member being connected to the housing by a connection allowing relative movement between the force-transmitting member and the housing, wherein the bleed valve is adapted to open in response to the amount of force required to move the cleaner head across the floor surface irrespective of the direction of movement of the cleaner head.