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US 9,066,640 B2Granted
Cleaner head
AssigneeDyson Technology Limited
InventorsJean-Paul Mark Iles, Spencer James Robert Arthey, Scott Andrew Maguire
Life of this patent
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Abstract
A cleaner head for a vacuum cleaning appliance includes a main body, a front agitator and a rear agitator, each agitator being rotatable relative to the main body, a mechanism for rotating the front agitator and the rear agitator, and a surface agitating edge located between the front agitator and the rear agitator.
Claims28
A cleaner head for a vacuum cleaning appliance, comprising:
- a main body;
- a front agitator and a rear agitator, each agitator being rotatable relative to the main body;
- at least one motor for rotating the front agitator and the rear agitator;
- and
- a surface agitating edge located between the front agitator and the rear agitator, wherein the front agitator and the rear agitator are dissimilar, the front agitator comprises a pile which covers at least 80% of the outer surface of the front agitator and which extends downwardly beyond the surface agitating edge, and the at least one motor for rotating the front agitator and the rear agitator is arranged to rotate the front agitator and the rear agitator in the same direction.
2 more elements
Dependencies are inferred from the claim text.