EXTENSION TUBE FOR VACUUM CLEANER AND VACUUM CLEANER UNIT

WIPO Patent Application WO/2021/255977

A1

[Problem] The purpose of the present invention is to provide: an extension tube for a vacuum cleaner, which makes it possible to supply power from a position away from the cleaner main body; and a vacuum cleaner unit provided with the extension tube. [Solution] An extension tube (30) is provided so as to connect one end side in the tube axis direction to a suction tool (70) that has a suction port (73) for sucking dust and to connect the other end side in the tube axis direction to a cleaner main body (10). The extension tube (30) has a power receiving part (36) that receives electric power to be supplied to a battery provided on the side of of the cleaner main body (10) and supplies the same. The extension tube (30) comprises: a first electrification part (42) provided at the power receiving side so that the power receiving part (36) supplies power, at the other end side in the tube axis direction, to a battery (17a) provided on the cleaner main body (10) side; a second electrification part (44) provided further toward one side than the other side in the tube axis direction; and a power receiving wire (46) for electrically connecting the first electrification part (42) and second electrification part (44).

KOUSAKA MASAYUKI (JP)
YANAGISAWA MAO (JP)

PCT/JP2021/002730

December 23, 2021

January 27, 2021

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IRIS OHYAMA INC (JP)

A47L5/24; A47L9/00; A47L9/24; A47L9/28

JP2018075189A	2018-05-17
JP2003047577A	2003-02-18
JP2016030058A	2016-03-07
JP2016015992A	2016-02-01
JP2019030461A	2019-02-28
GB2571581A	2019-09-04

SAKIYAMA Hironori (JP)

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