Composite panel with insulating insert

Claim 1

A BUILDING CONSTRUCTION PANEL COMPRISING: AN INNER SECTION AND AN OUTER SECTION SPACED FROM SAID INNER SECTION; SAID SECTIONS BEING FORMED FROM SHEET-LIKE MATERIAL; A LONGITUDINALLY EXTENDED JOINT MEANS FORMED ON EACH SIDE OF THE PANEL AND EXTENDING LONGITUDINALLY THEREOF AND ADAPTED TO INTERFIT WITH A COMPLEMENTARY JOINT MEANS ON A SIMILAR PANEL WHEN ASSEMBLED WITH OTHER PANELS IN SIDE-TO-SIDE COOPERATIVE RELATIONSHIP; EACH OF SAID JOINT MEANS HAVING A FEMALE MEMBER EXTENDED INWARDLY INTO THE PANEL AND A MALE MEMBER DISPOSED PARALLEL WITH SAID FEMALE MEMBER AND LATERALLY OFFSET THEREFROM AND EXTENDED SIDEWARDLY OUTWARDLY FROM THE PANEL; SAID INNER SECTION INCLUDING AN INNER WALL AND A PAIR OF INTEGRAL INWARDLY EXTENDED END WALLS; SAID OUTER SECTION INCLUDING AN OUTER WALL AND A PAIR OF INTEGRAL INWARDLY EXTENDED END WALLS; THE END WALLS ON EACH OF THE PANEL SECTIONS BEING EXTENDED PERPENDICULARLY INWARD WITH THE ADJACENTLY DISPOSED END WALLS ON EACH END OF THE PANEL BEING ALIGNED WITH EACH OTHER; THE FEMALE MEMBER OF THE JOINT MEANS ON ONE END OF THE PANEL BEING U-SHAPED AND INCLUDING A FIRST WALL PORTION INTEGRAL WITH THE END WALL ON THE OUTER PANEL AND A SECOND WALL PORTION PARALLEL TO THE FIRST WALL PORTION AND SPACED APART THEREFROM AND HAVING THE END THEREOF EXTENDED SIDEWARDLY OUTWARD FROM THE PANEL BEYOND THE ADJACENT END WALLS OF THE PANEL; THE MALE MEMBER OF THE JOINT MEANS ON SAID ONE END OF THE PANEL BEING U-SHAPED AND INCLUDING A FIRST WALL PORTION INTEGRAL WITH THE ADJACENT END WALL ON THE INNER PANEL AND A SECOND WALL PORTION PARALLEL TO THE FIRST WALL PORTION AND SPACED APART THEREFROM AND HAVING THE END THEREOF EXTENDED TOWARDS SAID LAST MENTIONED END WALL BUT STOPPING SHORT THEREOF; THE U-SHAPED FEMALE MEMBER BEING OFFSET FROM THE U-SHAPED MALE MEMBER; THE OPEN ENDS OF SAID U-SHAPED MEMBERS FACING EACH OTHER; THE OUTWARDLY EXTENDED END OF THE FEMALE U-SHAPED MEMBER SECOND WALL PORTION BEING EXTENDED INTO THE USHAPED MEMBER OF THE MALE MEMBER OF THE JOINT MEANS; THE FEMALE MEMBER OF THE JOINT MEANS ON THE OTHER END OF THE PANEL BEING FORMED IDENTICAL TO SAID LAST NAMED FEMALE MEMBER BUT BEING INTEGRAL WITH THE INNER PANEL; AND, THE MALE MEMBER OF THE JOINT MEANS ON THE OTHER END OF THE PANEL BEING IDENTICAL TO THE LAST NAMED MALE MEMBER BUT BEING INTEGRAL WITH THE OUTER PANEL; SAID PANEL INCLUDING A CLOSURE PLATE ON EACH END OF SAID PANEL, SAID CLOSURE PLATE HAVING FRICTION GRIPPING MEANS AT EACH END THEREOF TO HOLD THE CLOSURE PLATE IN SAID PANEL, AND OPPOSED INWARDLY DISPOSED RECESSES AT EACH END OF SAID CLOSURE PLATE RECEIVING THE U-SHAPED PORTION OF SAID FEMALE JOINT MEANS.