Title:
SCRAPING ROLLER UNIT AND SUCTION TOOL PROVIDED WITH SCRAPING ROLLER UNIT
Document Type and Number:
WIPO Patent Application WO/2021/255997
Kind Code:
A1
Abstract:
The present application discloses a scraping roller unit configured to be cantilevered by a housing with a partitioned suction space that opens downward. The scraping roller unit comprises a rotary shaft, a scraping roller fixed to the rotary shaft, and a bearing into which the rotary shaft is inserted. The outer diameter of the bearing is larger than the diameter of the outer peripheral surface of the scraping roller. The bearing is configured to be held by the housing in the state where the outer peripheral surface of the bearing is in contact with the housing, when the scraping roller unit is attached to the housing.
Inventors:
FUJITA KOUICHI
HORIBE YU
FUSENO YUSUKE
SADAHIRO MASAKI
HORIBE YU
FUSENO YUSUKE
SADAHIRO MASAKI
Application Number:
PCT/JP2021/005915
Publication Date:
December 23, 2021
Filing Date:
February 17, 2021
Export Citation:
Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
A47L9/04
Domestic Patent References:
| WO2019116025A1 | 2019-06-20 |
Foreign References:
| JP2013102861A | 2013-05-30 | |||
| JP2013212330A | 2013-10-17 |
Attorney, Agent or Firm:
KOTANI, Masataka et al. (JP)
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