Title:
MOLDING FRAME DEVICE FOR CIVIL ENGINEERING WORK BAG
Document Type and Number:
WIPO Patent Application WO/2023/243113
Kind Code:
A1
Abstract:
[Problem] The present invention relates to a molding frame device for a civil engineering work bag that is used when filling the civil engineering work bag with a filling material in the manufacture of a large-sized foot protection unit that can be used in foot protection work, revetment work, temporary foundation work, and the like. [Solution] This molding frame device 1 for a civil engineering work bag is characterized by comprising a molding frame body 10 having an open upper opening, the molding frame body 10 having a tapered expanded-diameter section H2 the diameter of which increases upward, and a rising section H1 rising from the upper edge of the expanded-diameter section H2, the angle of the inner surface of the rising section H1 with respect to the axial direction of the molding frame body 10 being smaller than the angle of the inner surface of the expanded-diameter section H2 with respect to the axial direction of the molding frame body 10.
Inventors:
KAWABATA SATOSHI (JP)
TSUBOTA KENKI (JP)
INOUE KAZUNORI (JP)
SATOU ARIHUMI (JP)
TSUBOTA KENKI (JP)
INOUE KAZUNORI (JP)
SATOU ARIHUMI (JP)
Application Number:
PCT/JP2022/035654
Publication Date:
December 21, 2023
Filing Date:
September 26, 2022
Export Citation:
Assignee:
MAEDA KOSEN CO LTD (JP)
International Classes:
E02B3/04
Domestic Patent References:
| WO2019193783A1 | 2019-10-10 |
Foreign References:
| JP7062113B1 | 2022-05-02 | |||
| JP6188184B1 | 2017-08-30 | |||
| JP2012117280A | 2012-06-21 | |||
| JP2008274698A | 2008-11-13 | |||
| JP3214224U | 2017-12-28 |
Attorney, Agent or Firm:
YAMAGUCHI Sakuo et al. (JP)
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