Adjustable mounting for adjustable powdered fuel burner

Claim 1

A FURNACE CHAMBER HAVING A WALL WITH AN OPENING THEREIN, A SUPPORTING STRUCTURE FOR ADJUSTABLY MOUNTING A BURNER IN SAID WALL OPENING COMPRISING AN ELONGATED TUBULAR SUPPORT MEMBER HAVING AT ONE END THEREOF A SUBSTANTIALLY SPHERICAL BEARING PORTION, A COMPLEMENTARY SEAT FOR SAID BEARING PORTION ON SAID FURNACE WALL AND HAVING AN AXIAL PASSAGE EXTENDING THERETHROUGH IN REGISTRY WITH SAID FURNACE WALL OPENING, SAID BEARING PORTION OF SAID TUBULAR SUPPORT MEMBER BEING IN ANGULARLY AND SEALABLY ADJUSTABLE ENGAGEMENT WITH SAID COMPLEMENTARY SEAT, FLANGE MEANS ADJACENT THE OTHER END OF SAID SUPPORT MEMBER EXTENDING RADIALLY FROM SAID SUPPORT MEMBER AND HAVING A DIAMETER AT LEAST EQUAL TO SAID BEARING PORTION, SAID FLANGE MEANS HAVING CONNECTED THEREWITH AT LEAST THREE SUBSTANTIALLY EQUALLY SPACED, ELONGATED TIES ADAPTED FOR DETACHABLE INTERCONNECTION WITH SPACED RETAINER MEANS FIXED TO SAID WALL, AND ADJUSTMENT MEANS ON SAID TIES FOR VARYING THE EFFECTIVE LENGTHS OF SAID TIES, AND SAID FLANGE MEANS INTERPOSED BETWEEN SAID SUPPORT MEMBER AND SAID ADJUSTMENT MEANS TO PREVENT RADIANT HEATING OF SAID ADJUSTMENT MEANS; WHEREBY AN ANGULAR POSITION OF SAID SUPPORT MEMBER RELATIVE TO ITS SEAT CAN BE READILY ADJUSTED.