Abutting wall panels and sealing structure therefor

Claim 1

THE COMBINATION OF ABUTTING WALL PANELS AND SEALING STRUCTURE, SAID WALL PANELS COMPRISING: RECTANGULAR FRAMES DEFINING FACES AND EDGES ON SAID WALL PANELS, SAID FRAMES HAVING RECESSES ADJACENT SAID FACES AND EDGES, SAID EDGES OF SAID WALL PANELS BEING ADAPTED TO BE ENGAGED IN EDGEWISE ABUTTING RELATIONSHIP, THE FRAMES HAVING OPENINGS ADJACENT SAID EDGES; SAID SEALING STRUCTURE COMPRISING A CHANNEL HAVING A WEB AND HAVING FLANGES EXTENDING AWAY FROM SAID WEB, SAID WEB HAVING AN OUTSIDE EXTENDING ACROSS SIDE SURFACE, SAID OUTSIDE SURFACE EXTENDING ACROSS THE ENTIRE WIDTH OF THE RECESS AND BEING SUBSTANTIALLY COPLANAR WITH THE OUTER SURFACES OF THE ABUTTING WALL PANELS, SAID FLANGES EXTENDING AWAY FROM SAID OUTSIDE SURFACE THEREOF INTERMEDIATE SAID FLANGES THEREON, SEALANT POSITIONED AWAY FROM SAID INSIDE OF SAID WEB AND EXTENDING AWAY FROM SAID INSIDE OF SAID WEB AT LEAST AS FAR AS SAID FLANGES; AND LOCKING CLIPS POSITIONED WITHIN SAID OPENINGS ADJACENT SAID EDGES OF SAID WALL PANELS, AND SAID CHANNEL BEING POSITIONED WITHIN SAID RECESSES IN SAID WALL PANELS SO THAT SAID SEALANT ENGAGES WITHSAID FRAMES SO AS TO SEAL THE BUTT JOINT THEREBETWEEN AND SO THAT SAID LOCKING CLIPS RETAIN SAID WALL PANELS TOGETHER.