FORMWORK AND METHOD FOR DEWATERING OF CONCRETE

Japanese Patent JP2015128835

A

PROBLEM TO BE SOLVED: To provide a formwork and a method for dewatering of concrete, in each of which redundant water can be removed more efficiently and effectively from concrete when compared with the conventional vacuum dewatering device or method.SOLUTION: The formwork A for dewatering concrete includes: weir plates 1 each of which plates has a plurality of dewatering holes 2, each of which holes is formed by penetrating the weir plate from one surface 1a to the other surface 1b and which holes are arranged dispersedly, and by which plates a concrete casting space S1 is formed; a water-permeable member 4 which is superposed on the plurality of dewatering holes 2 and arranged to cover the one surface 1a of the weir plate 1 on the side of the concrete casting space S1; and a suction space formation member 5 which is arranged on the side of the other surface 1b of the weir plate 1 and used for forming a suction space S2, which is communicated with the plurality of dewatering holes 2, together with the other surface 1b of the weir plate 1 and on which a suction hole 8 for sucking the air in the suction space S2 by using a suction means and discharging the sucked air to the outside is formed.

SAITO RYOSUKE
URANO SHINJI
TANAKA HIROICHI
TAKAHASHI KEIICHI

JP2014000389A

July 16, 2015

January 06, 2014

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SHIMIZU CONSTRUCTION CO LTD

B28B7/36; E04G9/10; E04G21/02

JPS56144912A	1981-11-11
JPS6290470A	1987-04-24
JPS56144912A	1981-11-11
JPS6290470A	1987-04-24
JPS6177205U	1986-05-23
JPH04309663A	1992-11-02
JPS6439469A	1989-02-09
JPS6259723A	1987-03-16

Masatake Shiga
Tadashi Takahashi
Yoshifumi Saeki
Kenichi Kawabuchi

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