Cyclone separation device and electric vacuum cleaner with same

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9661969
APP PUB NO 20150289737A1
SERIAL NO

14418689

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A cyclone separation device includes: a swirl chamber that swirls air containing dust along a side wall therein, and separates dust from the air containing dust; a first dust collection chamber that communicates with an inside of the swirl chamber through a first opening formed in the side wall of the swirl chamber; a second dust collection chamber that communicates with the inside of the swirl chamber through a second opening formed on a downstream side of the first opening in the swirl chamber; a discharge pipe that communicates with a discharge port for discharging air in the swirl chamber; and a plurality of inlets that are provided on an upstream side of the first opening, and through which the air containing dust flows into the swirl chamber.

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Patent Owner(s)

Patent OwnerAddress
MITSUBISHI ELECTRIC CORPORATION7-3 MARUNOUCHI 2-CHOME CHIYODA-KU TOKYO 1008310

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Komae, Sota Tokyo, JP 10 99
Kondo, Daisuke Saitama, JP 91 735
Maeda, Tsuyoshi Tokyo, JP 265 2825
Riku, Marika Tokyo, JP 2 16

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