Modular ribbon-type gas burner

Claim 1

IN A GAS BURNER, A LONGITUDINAL OPEN-ENDED HOUSING MEMBER HAVING TRANSVERSE END FACES AND HAVING A LONGITUDINAL WALL PORTION OF EXTRA THICKNESS HAVING THEREIN A LONGITUDINAL BURNER SLOT OF SUBSTANTIAL DEPTH EXTENDING FROM ONE SAID TRANSVERSE END FACE TO THE OTHER AND HAVING UNINTERRUPTED COMMUNICATION WITH THE INTERIOR OF SAID HOUSING MEMBER ALONG THE LENGTH THEREOF, AND ALSO HAVING FORMED THEREIN A PAIR OF LONGITUDINAL COOLANT CONDUITS ACCOMMODATED IN SAID WALL PORTION OPPOSITE EACH OTHER RELATIVE TO SAID BURNER SLOT AND ALSO EXTENDING FROM ONE SAID TRANSVERSE END FACE TO THE OTHER, EACH COOLANT CONDUIT HAVING EACH END PORTION THEREOF PREPARED WITH A COUNTER BORE, FOR THE RECEPTION OF A CYLINDRICAL SLEEVE MEMBER TIGHTLY FITTED THEREIN AND ADAPTED TO BE SIMILARLY TIGHTLY FITTED INTO AN ADJOINING SIMILARLY PREPARED HOUSING MEMBER, BOTH ENDS OF SAID HOUSING MEMBER FURTHERMORE HAVING MEANS ADAPTED FOR BOLT CONNECTION WITH SAID ADJOINING HOUSING MEMBES, AND AT LEAST ONE TRANSVERSE TIGHTENING BOLT INTERCONNECTING OPPOSITE SIDE WALLS OF SAID HOUSING MEMBER.