Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
John A. Lambert0
Terry L. Zahuranec0
Date of Patent
November 2, 2010
Patent Application Number
11325826
Date Filed
January 5, 2006
Patent Primary Examiner
Patent abstract
A vacuum cleaner includes a nozzle, an air-filtering dirt receptacle, and a motor. A fan is configured to be driven by the motor to drive a flow of air that carries dirt from a surface through the nozzle and into the receptacle to clean the surface. A controller is configured to provide a notification to a user when the speed of the motor exceeds a threshold value.
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