Title:
SHEARING MEMBER AND FILTRATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/220828
Kind Code:
A1
Abstract:
[Problem] To provide a shearing member and a filtration device, wherein the concentrating of an undiluted solution in the vicinity of a filtration surface of a filtration medium provided in the filtration device is reduced or prevented. [Solution] Provided is a shear blade 150 used in a filtration device 10 comprising: a filtration element 130 that is for filtering an undiluted solution input to a primary side and has a filtration surface 133 and a plurality of filtration pores 131; a scraper 140 that contacts the filtration element 130 and cleans the filtration surface 133 by rotating in a rotation direction X; a support pole 125 which is provided on the primary side and to which the scraper 140 is attached; and a cylindrical body 190, wherein at least a tip portion 155 is disposed between the filtration surface 133 and a circle C defined by an end portion on an outer circumferential side of the support pole 125 in the radial direction, and the distance between the tip portion 155 and the filtration surface 133 in the radial direction is less than the distance between a rear end portion 157 and the filtration surface 133 in the radial direction.
Inventors:
ARAI KOICHI (JP)
Application Number:
PCT/JP2019/015933
Publication Date:
November 21, 2019
Filing Date:
April 12, 2019
Export Citation:
Assignee:
ARAI MACHINERY CORP (JP)
International Classes:
B01D29/62; A23L5/20; B01D29/48; B01D29/90
Foreign References:
| JP2014091079A | 2014-05-19 | |||
| JP2011098309A | 2011-05-19 | |||
| JPH01107413U | 1989-07-20 | |||
| JP2012000651A | 2012-01-05 | |||
| JP2003211292A | 2003-07-29 | |||
| JP2001219012A | 2001-08-14 | |||
| JP2005113520A | 2005-04-28 |
Attorney, Agent or Firm:
KAJI Toshikazu et al. (JP)
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