Masonry butt gauge

Claim 1

A GAUGE FOR WORK SUPPORTED ON A TABLE FOR A CUTTING MACHINE IN COMBINATION WITH A TABLE HAVING DOWNWARDLY AND UPWARDLY FLANGED FRONT AND BACK EDGES, RESPECTIVELY, SAID GAUGE HAVING END STRUCTURES WITH FLANGE ENGAGING MEANS, AND MEANS ASSOCIATED WITH EACH FLANGED EDGE ENGAGING MEANS FOR EXERTING A FORCE TO DRIVE THE ASSOCIATED FLANGED EDGES AND FLANGED EDGE-ENGAGING MEANS TOGETHER O LOCK THE ENDS OF THE GAUGE TO THE TABLE, AT LEAST ONE END STRUCTURE OF THE GAUGE HAVING AN END PLATE WITH A LEG PORTION TERMINATING IN A HOOK PROVIDING A SLOT FOR RECEIVING THE ASSOCIATED DOWNWARDLY EXTENDING FLANGED EDGE, THE GAUGE HAVING A VERTICALLY EXTENDING THREADED OPENING EXTENDING THROUGH THE BODY OF THE GAUGE, AND A CLAMP BOLT ROTATIVELY ENGAGING THE OPENING AN MOVABLE AXIALLY AGAINST THE TABLE TO MOVE THE GAUGE UPWARDLY THEREFROM AND SIMULTANEOUSLY DRIVE THE DOWNWARDLY EXTENDING FLANGED EDGE AND WALLS OF THE SLOT AGAINST ONE ANOTHER TO LOCK THE GAUGE TO THE TABLE, THE CLAMP BOLT HAVING A NUT AT THE END THEREOF AND A C-SHAPED MEMBER SURROUNDING THE NUT HAVING AN OPENINING IN ONE PART THEREOF TO PASS THE BOLT, THE C-SHAPED MEMBER BEING FREELY MOVABLE ON THE NUT AND HAVING AN UNBROKEN SURFACE FOR ENGAGING THE TABLE TO PREVENT MARRING THEREOF.