Vacuum cleaner cyclone with helical cyclone expansion region

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8997310
APP PUB NO 20140101889A1
SERIAL NO

13650662

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A vacuum cleaner dirt collection assembly having a housing, an air inlet and air outlet connected to the housing and a cyclone chamber inside the housing. The cyclone chamber has top and bottom walls, and an outer wall joining the top and bottom walls to form a generally enclosed space. The outer wall has a helical guide channel extending radially outward from the adjacent portion of the outer wall. An inner wall, located inside the enclosed space, has a generally cylindrical or frustroconical surface having one or more openings fluidly connecting the enclosed space to the air outlet. A separator plate is located inside the enclosed space at a location between the top and bottom walls. The separator plate extends towards the outer wall and is spaced from the outer wall by a gap.

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Patent Owner(s)

Patent OwnerAddress
MIDEA AMERICA CORP4 CAMPUS DRIVE PARSIPPANY NJ 07054

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Davidshofer, Donald Joseph Mt. Holly, US 8 141
Kowalski, Gregory James Cornelius, US 3 88
Morphey, John Curtis Concord, US 4 49

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