Anchor and bracket arrangement for rail

Claim 1

A RAIL AND ANCHOR ARRANGEMENT COMPRISING, AN ANCHOR INCLUDING A PAIR OF DISCRETE LUGS HAVING CONTACTING LEGS FOR SAID LUGS TO BE BACK TO BACK AND EACH OF SAID LUGS HAVING A LATERAL EXTENSION INTEGRAL WITH AN INNER END OF SAID LEG THEREOF FOR OUTER ENDS OF SAID EXTENSIONS TO BE OUTWARD FROM OPPOSITE SIDES OF SAID LEGS AND SAID ANCHOR TO BE GENERALLY T-SHAPED IN TRANSVERSE CROSS SECTION WHEN SAID LUGS ARE SECURELY HELD BACK TO BACK, AND A SET SCREW FOR AT LEAST ONE OF SAID LUGS, SAID SET SCREW THREADEDLY ENGAGING SAID LATERAL EXTENSION OF THE LUG WITHIN AN OPENING LEADING FROM A FIRST SIDE OF SAID EXTENSION TO A SECOND SIDE OF SAID EXTENSION IN A DIRECTION AWAY FROM THE LEG OF SAID LUG AND HAVING A DRIVING END ACCESSIBLE ADJACENT TO SAID FIRST SIDE AND AN INNER END TO ADVANCE OUTSIDE SAID SECOND SIDE, AND A RAIL HAVING AN INWARDLY LATERALLY OPPOSITELY ENLARGING SLOT ENTERING THE UNDERNEATH SIDE THEREOF AND SAID SLOT BEING OF A SIZE AND PROPORTION FOR EACH OF SAID LUGS SEPARATELY TO HAVE SAID LATERAL EXTENSION THEREOF INSERTED INTO SAID SLOT LATERALLY OF THE SLOT AT A LOCATION INTERMEDIATE THE OPPOSITE LONGITUDINAL ENDS OF SAID RAIL AND SAID LUGS BROUGHT INTO SAID BACK TO BACK RELATION, THEREAFTER TO BE SECURELY HELD HAVING SAID EXTENSIONS INTERLOCKED WITH SAID RAIL LATERALLY OF SAID RAIL AND SLIDABLE LONGITUDINALLY OF SAID RAIL IN SAID SLOT AND HAVING SAID SET SCREW TO BE DRIVEN FOR SAID INNER END THEREOF TO ENGAGE SAID RAIL AND SECURE SAID ANCHOR INTERLOCKED WITH SAID RAIL LATERALLY OF SAID RAIL AGAINST MOVEMENT ALONG THE LENGTH OF SAID RAIL.