B - Operations – Transporting – 28 – B
Patent
B - Operations, Transporting
28
B
25/74
B28B 7/22 (2006.01) B28B 7/00 (2006.01) B28B 7/26 (2006.01) B28B 7/36 (2006.01) E04C 2/38 (2006.01)
Patent
CA 1071388
FRAME STRUCTURE FOR CASTING CONCRETE Abstract of the Disclosure A frame structure for casting a concrete building panel is constituted by a plurality of panel edge molding frame members each having a generally U-shaped cross-section, a plurality of panel corner frame members each having a con- figuration which, when viewed in plan, corresponds to the angle of the corner of the panels to be molded thereby, the panel edge molding frame members and the panel corner frame members being assembled in a panel molding frame with a number of panel edge molding frame members along the portions of the frame corresponding to the edges of the panel to be molded sufficient to equal the length of the corresponding edge of the panel, with the ends equal the length of the corresponding edge of the panel, with the ends of the panel edge molding frame members abutting the panel corner frame members, and with the opening of the U-shaped cross-section of the panel edge molding frame members facing inwardly of the panel molding frame. Connecting means rigidly connects the panel edge molding frame members to each other and to said panel corner frame members and a liner means is provided in the interior of each of the panel edge molding frame members and having the inner portions thereof abutting the interior of the frame members for positioning the liner means in the molding frame members, and the surfaces of the liner means facing the space within the panel molding frame having a shape complementary to the shape of the edge of the panel to be molded by the use of the frame structure.
290637
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