UPRIGHT VACUUM CLEANER
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United States of America Patent
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N/A
Issued Date -
Feb 3, 2011
app pub date -
Mar 31, 2009
filing date -
Apr 2, 2008
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The present invention relates to the field of vacuum cleaners for cleaning carpets and other floor surfaces. The invention particularly relates to upright cleaners which have a cleaning head portion and an upstanding handle portion which typically carries a collection device for collecting detritus lifted by a vacuum induced airflow. The present invention provides an upright vacuum cleaner, the cleaning head portion being provided with wheel means which allow the cleaner to be moved over a floor surface, wherein the wheel means comprises first and second laterally spaced apart rear wheels and a castor wheel that is located at a position forward of the rear wheels and preferably aft of the roller brush. The castor wheel is preferably located in a domed recess in an underside of the cleaning head.
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