Concrete wall form panel units with attached connecting means therefor

Claim 1

IN A CONCRETE WALL FORM STRUCTURE, IN COMBINATION, A PAIR OF ALIGNED CONTIGUOUS PREFABRICATED SIMILAR PANEL UNITS DISPOSED IN EDGE-TO-EDTE UPSTANDING RELATIONSHIP, EACH PANEL UNIT EMBODYING A PAIR OF OPPOSED MARGINAL FRAME MEMBERS, A PANEL FACING BRIDGING THE DISTANCE BETWEEN SAID FRAME MEMBERS AND SECURED AT ITS ENDS TO THE LATTER, AND A HORIZONTAL CROSSBAR ALSO BRIDGING THE DISTANCE BETWEEN THE FRAME MEMBERS AND SECURED AT IS ENDS TO THE LATTER, EACH PANEL UNIT HAVING ONE OF ITS MARGINAL FRAME MEMBERS ABUTTING THE ADJACENT MARGINAL FRAME MEMBER OF THE OTHER PANEL UNIT THROUGHOUT THE LENGTH THEREOF, THERE BEING A HOLE IN EACH OF THE ABUTTING FRAME MEMBERS AT SUBSTANTIALLY THE SAME HEIGHT IN THE WALL FORM STRUCTURE AND A SMALL DISTANCE AWAY FROM THE ASSOCIATED CROSSBAR WHEREBY THE TWO HOLES ARE IN REGISTRY, AN ELONGATED BOLT POSITIONED ADJACENT TO AND IN PARALLEL RELATION WITH THE CROSSBAR OF ONE PANEL UNIT, SLIDABLE LENGTHWISE IN A PATH WHICH IS IN ALIGNMENT WITH THE REGISTERING HOLES, AND MOVABLE BODILY BETWEEN A RETRACTED REAR POSITION WHEREIN THE BOLT IS MOVED WITHIN THE CONFINES OF SAID ONE PANEL UNIT AND AN ADVANCED POSITION WHEREIN ONE END PORTION OF THE BOLT IS PROJECTED THROUGH BOTH OF THE REGISTERING HOLES AND EXTENSS INTO THE CONFINES OF THE OTHER PANEL UNIT, SAID BOLT BEING PROVIDED WITH A FIRST ELONGATED SLOT IN THE REAR END PORTION THEREOF, A FIRST ANCHOR POST MOUNTED ON THE CROSSBAR OF SAID ONE PANEL UNIT AND PROJECTING THROUGH SAID SLOT FOR GUIDING THE REAR END PORTION OF THE BOLT IN SAID PATH, THE FORWARD END PORTION OF THE BOLT BEING GUIDED IN THE HOLE IN SAID ONE PANEL UNIT, A SHOULDER ON THE BOLT ENGAGEABLE WITH THE MARGINAL FRAME MEMBER OF SAID ONE PANEL UNIT FOR ESTABLISHING THE FORWARD POSITION OF THE BOLT, THERE BEING A SECOND ELONGATED SLOT IN THE FORWARD END PORTION OF THE BOLT, A SECOND ANCHOR POST MOUNTED ON THE CROSSBAR OF THE OTHER PANEL UNIT, A WEDGE-SUPPORTING ARM, MEANS INCLUDING A LOST-MOTION CONNECTION PIVOTALLY CONNECTING THE PROXIMATE END OF SAID ARM TO SAID ANCHOR POST, A FLAT TAPERED WEDGE PIVOTALLY MOUNTED ON THE DISTAL END OF THE ARM, SAID ARM BEING MOVABLE BETWEEN A RETRACTED POSITION WHEREIN THE WEDGE IS REMOTE FROM SAID PROJECTED ONE END PORTION OF THE BOLT AND AN ADVANCED POSITION WHEREIN THE WEDGE IS PROJECTED INTO THE SLOT IN BINDING ENGAGEMENT WITH THE ADJACENT FRAME MEMBER AND WITH ONE END OF THE SECOND SLOT FOR DRAWING THE PANEL UNITS HARD AGAINST EACH OTHER.