Title:
UNDERDRAIN FORMING DEVICE
Document Type and Number:
Japanese Patent JP2021014785
Kind Code:
A
Abstract:
To provide an underdrain forming device comprising a rice husk introduction guide member, which has an introduction guide slope that can introduce rice husks falling from a supply path member and allow the rice husks to collide against each other and fall into a penetration trace groove and a vertical entrance path so that the rice husks that fall from the supply path member are securely introduced and dropped into the penetration trace groove and the vertical entrance path by the rice husk introduction guide member.SOLUTION: An underdrain forming device comprises: a rice husk supply mechanism 25 comprising a rice husk container 26, which can accommodate rice husks C, and a supply path member 27 having a falling supply path 27a capable of dropping and supplying the rice husks from the rice husk container into a penetration trace groove S and a vertical entrance path T; and a rice husk introduction guide member 30 that can introduce the rice husks that fall from the supply path member into the penetration trace groove and the vertical entrance path.SELECTED DRAWING: Figure 16
Inventors:
MINAGAWA TOSHIO
IIOKA TAKAYUKI
TANAKA MASAFUMI
IIOKA TAKAYUKI
TANAKA MASAFUMI
Application Number:
JP2020190882A
Publication Date:
February 12, 2021
Filing Date:
November 17, 2020
Export Citation:
Assignee:
FUJI TRAILER MFG CO LTD
International Classes:
E02B11/02; A01B13/08
Domestic Patent References:
| JP2017006037A | 2017-01-12 | |||
| JPH01187210A | 1989-07-26 | |||
| JPS5571764U | 1980-05-17 | |||
| JP2017006038A | 2017-01-12 | |||
| JPS55150801A | 1980-11-25 | |||
| JPS5673739U | 1981-06-17 | |||
| JP2002155516A | 2002-05-31 |
Foreign References:
| US6186242B1 | 2001-02-13 |
Attorney, Agent or Firm:
Yuji Kuroda
Takashi Kuroda
Takashi Kuroda