Method of fabricating composite panels

Claim 1

THE STEPS IN THE METHOD OF FABRICATING PANELS WHICH METHOD COMPRISES FORMING A PLURALITY OF WOOD PANEL COMPONENTS EACH OF WHICH INCLUDES A FIRST SIDE SURFACE THAT FORMS A TONGUE PORTION AND A SECOND SIDE SURFACE THAT FORMS A GROOVE PORTION; FORMING LONGITUDINALLY EXTENDING CHANNELS IN CERTAIN OF SAID SIDE SURFACES; DISPOSING SAID PLURALITY OF WOOD PANEL COMPONENTS IN SIDE BY SIDE RELATIONSHIP WITH SAID TONGUE PORTIONS IN SAID GROOVE PORTIONS TO FORM AN ASSEMBLY WHEREIN SAID CHANNELS AND CONFRONTING SIDE SURFACES FORM OPEN ENDED PASSAGES EXTENDING TO THE EDGES OF SAID ASSEMBLY, SAID ASSEMBLY INCLUDING RIGHT AND LEFT EDGE COMPONENTS HAVING OUTER EDGE FACES; DRILLING ALIGNED BORES THROUGH SAID COMPONENTS AND CHANNELS OF SUBSTANTIALLY EQUAL BORE DIAMETER, SAID PASSAGES SERVING TO RELEASE CUTTINGS FROM SAID ALIGNED BORES AT A PLURALITY OF SPACED LOCATIONS ALONG THE LENGTHS THEREOF; AND DRIVING INTO SAID BORES A METAL DOWEL PROVIDED WITH CRESTED SPIRAL THREADS EXTENDING IN FULL DIAMETER SUBSTANTIALLY TO THE END TIPS OF SAID DOWEL, SAID DOWEL BEING DRIVEN TO A POSITION WHEREIN SAID END TIPS ARE LOCATED JUST INWARDLY OF SAID OUTER EDGE FACES WHEREBY SAID END TIPS GRIP THE BORES IN SAID EDGE COMPONENTS.