SHUTTERING BOARD Russian patent published in 1996 - IPC

Abstract RU 2070260 C1

FIELD: civil engineering. SUBSTANCE: openings with spherical surfaces are provided on crosswise, lengthwise and adjoining stiffening ribs to come in contact with joining lock in the installed formwork. The distance from the centers of the spherical surfaces to the unit of intersection of the adjoining ribs and outline ribs is constant. Sleeves are installed in the intersection units for passing drawing rods through. EFFECT: high efficiency. 8 dwg

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RU 2 070 260 C1

Authors

Gladkoborodov Vjacheslav Aleksandrovich[By]

Bugaev Gennadij Fedorovich[By]

Dates

1996-12-10—Published

1991-04-23—Filed