CYCLONE SEPARATION APPARATUS AND VACUUM CLEANER

Title:

CYCLONE SEPARATION APPARATUS AND VACUUM CLEANER

Document Type and Number:

WIPO Patent Application WO/2018/207327

Kind Code:

A1

Abstract:

This cyclone separation apparatus includes: a whirl chamber (29) in which dust-containing air is caused to whirl along a side wall therein to separate dust from the dust-containing air; and a dust collecting chamber which is in communication with the inside of the whirl chamber (29) and can be placed in a collecting state for collecting the dust separated in the whirl chamber and a disposal state for disposal of the collected dust. An inner wall surface of the dust collecting chamber is in a first state when the dust collecting chamber is in the collecting state and is in a second state when the dust collecting chamber is in the disposal state. The inner wall surface of the dust collecting chamber has different properties with respect to the dust in the first state and in the second state.

Inventors:

ASAHI YOHEI (JP)
SHIGA AKIRA (JP)
TAKANO KOSHIRO (JP)
HARAMAKI MARIKA (JP)
SOMA KIMIYOSHI (JP)

Application Number:

PCT/JP2017/017924

Publication Date:

November 15, 2018

Filing Date:

May 11, 2017

Export Citation:

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Assignee:

MITSUBISHI ELECTRIC CORP (JP)
MITSUBISHI ELECTRIC HOME APPLIANCE CO LTD (JP)

International Classes:

A47L9/16

Foreign References:

JP2009279503A	2009-12-03
JP2009089764A	2009-04-30
JP2013017665A	2013-01-31
JP2014171669A	2014-09-22
JP2004159813A	2004-06-10
JP2009112441A	2009-05-28
JP2004267452A	2004-09-30
JP2017018159A	2017-01-26
JP2015150145A	2015-08-24

Other References: