Title:
MANUAL CLEANING TOOL
Document Type and Number:
WIPO Patent Application WO/2020/230841
Kind Code:
A1
Abstract:
The objective of the present invention is to provide a manual cleaning tool with which it is possible to suppress plastic deformation (permanent deformation) such as bending when a roller brush body is being removed. The manual cleaning tool of the present invention is provided with a roller brush body 7 arranged in a frame main body 15. The roller brush body 7 is provided with: a rigid shaft 46; a pair of guide rollers 47, 48 which are disposed concentrically with an axial centerline G of the rigid shaft 46 and which are attached to shaft end 46A, 46B sides of the rigid shaft 46; and a cleaning brush fabric 49 formed from cut pile 52 which stands upright from a fabric surface 51A of a base fabric 51. The cleaning brush fabric 49 is attached to the rigid shaft by being wound in a helical shape onto a shaft outer circumferential surface 46C of the rigid shaft 46 from a fabric rear surface 51B of the base fabric 51. The roller brush body 7 is detachable from the frame main body 15 in a state in which the rigid shaft 46 is elastically deformed, and the shaft end 46A, 46B sides of the rigid shaft 46 are axially supported with freedom to rotate in the frame main body 15.
Inventors:
ONO HIROSHI (JP)
HINO YUSUKE (JP)
SATO TSUTOMU (JP)
OTSURU RIO (JP)
NISHIMURA KEIKO (JP)
IRIGUCHI RYO (JP)
HINO YUSUKE (JP)
SATO TSUTOMU (JP)
OTSURU RIO (JP)
NISHIMURA KEIKO (JP)
IRIGUCHI RYO (JP)
Application Number:
PCT/JP2020/019222
Publication Date:
November 19, 2020
Filing Date:
May 14, 2020
Export Citation:
Assignee:
NIPPON SEAL CO (JP)
International Classes:
A47L11/22; A47L11/32
Domestic Patent References:
| WO2018003047A1 | 2018-01-04 |
Foreign References:
| GB864972A | 1961-04-12 | |||
| JPH0670870A | 1994-03-15 | |||
| JPS5115569A | 1976-02-07 | |||
| US2689367A | 1954-09-21 | |||
| JP3009211U | 1995-04-04 | |||
| JPS53106902U | 1978-08-28 |
Attorney, Agent or Firm:
FUKUSHIMA Mitsuo et al. (JP)
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