Single stage cyclone vacuum cleaner

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7632324
APP PUB NO 20070266678A1
SERIAL NO

11436798

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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The present invention relates to an upright vacuum cleaner including a housing and a nozzle base having a main suction opening. The housing is pivotally mounted on the nozzle base. The housing comprises a cyclonic separator including a dirty air inlet and a sidewall. A lower end of the separator being secured to a lower skirt. A dust collector section is located beneath the separator and includes a sidewall. A perforated tube is disposed within the separator. The perforated tube includes a shroud extending away from a closed lower end of the perforated tube. A diameter of the shroud is larger than a diameter of the separator lower end. The lower skirt and the shroud define a first air channel for directing air from the separator into the dust collector section. The first air channel has a substantially constant volume for maintaining airflow velocity.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
ROYAL APPLIANCE MFG COGLENWILLOW OH

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Loebig, Jeffrey C Twinsburg , US 3 344
Makarov, Sergey V Solon , US 32 959
Paliobeis, Steven J Painesville , US 30 752
Salo, Robert A Mentor , US 50 1325

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