E - Fixed Constructions – 04 – G
Patent
E - Fixed Constructions
04
G
25/84
E04G 15/02 (2006.01) B28B 7/18 (2006.01) B28B 19/00 (2006.01) B28B 23/00 (2006.01)
Patent
CA 1044444
ABSTRACT OF THE DISCLOSURE Apparatus for holding a window frame while it is being cast into a concrete panel, comprising a form having a horizontal bottom adapted to support the window frame on one side around its periphery; a plurality of abutments secured to the bottom in position to act against the inside of the window frame; a plurality of horizontal bracing rods each adapted to be removably connected at one end to the window frame and removably connected at the other end to one of the abutments; means defining a passage through at least one of the abutments through which one of the bracing rods extends; said one bracing rod having a threaded end for projecting through a hole in the window frame; a threaded cap on the threaded end of said one bracing rod for bearing against the window frame; and means acting on the other end of said bracing rod for tensioning said one bracing rod whereby the window frame is drawn horizontally against the one abutment, the window frame having a sill with a flanged rail which is parallel to the bottom, the connection at the one end of at least another of said bracing rods to the window frame being provided by a downwardly facing groove receptive of the rail. A horizontal holder frame is adapted to engage the window frame on its opposite side around its periphery; and means are provided to act between the holder frame and the bottom to clamp the window frame into close contact with the bottom.
229325
Nakada Katsuo
LandOfFree
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