Concrete beam molding apparatus

Details Concrete beam molding apparatus Concrete beam molding apparatus

1980-01-22

1981-07-21

Czaja, Donald E.

Static molds

In situ construction engineering type or building type-mold...

Forming road, side walk, or curb in situ

249 50, 249170, 249185, E01C 1950

Patent

active

042793998

ABSTRACT:
A cast concrete form work apparatus for constructing bridge beams in which form work partitions 5, 6 and 10, 11 having work surfaces 6, 12 are tangentially adjoined by a tube member 1 and adjustable apparatus is provided to hold in a fixed angular relation two work partitions by use of a clamping bar 13 and clamp screw 14 extending through a slot 16 together with a groove member 2, 3, 4 having a seal 21. Complementary constructions assembled as a pivotal arrangement provide a form work for constructing bridge beams with an upper surface disposed for use as inclined roadway.

REFERENCES:
patent: 1470673 (1923-10-01), Amborsen
patent: 3092886 (1963-06-01), Dykeman et al.
patent: 3132403 (1964-05-01), Richards et al.
patent: 3168771 (1965-02-01), Nelson
patent: 4055321 (1977-10-01), Schimmel
patent: 4118004 (1978-10-01), Scott

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