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Combined concrete wall form spreaders and reinforcing rod spacer devices

  • US 3,197,171 A
  • Filed: 12/26/1963
  • Issued: 07/27/1965
  • Est. Priority Date: 12/26/1963
  • Status: Expired due to Term
First Claim
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2. IN A CONCRETE WALL FORM INSTALLATION, THE COMBINATION WITH A PAIR OF SPACED PARALLEL VERTICALLY DISPOSED FORMS SIDES PRESENTING OPPOSED PLANAR PANEL FACINGS BETWEEN WHICH WET CONCRETE IS ADAPTED TO BE POURED FOR WALL-FORMING PURPOSES, AND A PAIR OF REINFORCING ROD FRAMES POSITIONED WITHIN THE CONFINES OF THE FORM INSTALLATION IN SPACED PARALLEL RELATIONSHIP, EACH REINFORCING ROD FRAME BEING SPACED FROM AN ADJACENT PANEL FACING BY A PREDETERMINED FIXED DISTANCE AND INCLUDING VERTICAL AND HORIZONTAL FRAME RODS, OF A COMBINED FORM SPREADER AND REINFORCING ROD SPACER DEVICE FOR PREVENTING INWARD MOVEMENT OF THE FORM SIDES AND FOR MAINTAINING THE FRAMES ACCURATELY SPACED FROM THE ADJACENT PANEL FACINGS, SAID DEVICE COMPRISING AN ELONGATED MEMBER FORMED OF ROD STOCK DISPOSED WITHIN THE CONFINES OF THE FORM INSTALLATION, EXTENDING TRANSVERSELY AND HORIZONTALLY THEREACROSS, SPANNING THE DISTANCE BETWEEN THE OPPOSED PANEL FACINGS, HAVING ITS OPPOSITE ENDS EFFECTIVELY BEARING AGAINST THE INSIDE SURFACES OF SAID PANEL FACINGS RESPECTIVELY, AND HAVING ITS MEDIAL REGION EXTENDING ACROSS AND CONTACTING CORRESPONDING HORIZONTAL FRAME RODS OF THE TWO REINFORCING ROD FRAMES, ELASTOMERIC TIPS COMPLETELY COVERING THE END REGIONS OF SAID ELONGATED MEMBER AND BEARING AGAINST THE INSIDE SURFACES OF THE PANEL FACINGS AND SERVING THE PLACE THE LENGTH OF ROD STOCK UNDER COMPRESSION, AND A PAIR OF SPRING CLIPS FIXEDLY SECURED TO SAID MEMBER AT ITS REGION OF CONTACT WITH THE HORIZONTAL FRAME RODS AND SERVING RELEASABLY TO MAINTAIN THE MEMBER IN CONTACT WITH SAID HORIZONTAL FRAME RODS, EACH OF SAID SAID SPRING CLIPS BEING IN THE FORM OF A SHORT LENGTH IN RESILIENT STEEL ROD STOCK BENT TO U-SHAPED CONFIGURATION AND PRESENTING CONVERGING SIDE LEGS AND A CONNECTION BIGHT PORTION, ONE OF SAID SIDE LEGS BEING WELDED TO THE STRAIGHT LENGTH OF ROD STOCK AND THE OTHER SIDE LEG BEING FREE FOR MOVEMENT TOWARD AND AWAY FROM SAID ONE SIDE LEG UNDER THE YIELDING INFLUENCE OF FLEXING OF SAID BIGHT PORTION, SAID SIDE LEGS CROSSING SAID STRAIGHT LENGTH OF ROD STOCK AT SPACED POINTS AND THE DISTAN END REGIONS THEREOF, IN COMBINATION WITH THE INTERVENING PORTION OF THE ROD STOCK BETWEEN SAID SPACED POINTS, DEFINING A SNAP-IN POCKET FOR RELEASABLY CONFINING SAID ADJACENT HORIZONTAL REINFORCING ROD.

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