Apparatus for simultaneous flame cutting and marking of profiled sheet metal

Claim 1

APPARATUS FOR SIMULTANEOUSLY CUTTING SHEET MATERIAL AND IMPRINTING POSITION INDICIA THEREON WHICH COMPRISES A FIRST PLAN DRAWING HAVING THE OUTLINE PROFILE DESIRED IN THE FINISHED WORK MARKED THEREON, A SECOND PLAN DRAWING HAVING A GUIDANCE PATH INTERCONNECTING EACH OF SAID INDICIA POSITIONS, A LOWER CARRIAGE MOVABLE LONGITUDINALLY OVER SAID DRAWINGS, A FIRST STEERING DEVICE MOUNTED FOR MOVEMENT ALONG SAID LOWER CARRIAGE IN A DIRECTION TRANSVERSE TO SAID FIRST DRAWING, SAID FIRST STEERAGE DEVICE BEING MOUNTED IN SCANNING RELATIONSHIP TO SAID FIRST DRAWING TO TRACK SAID OUTLINE PROFILE, A CUTTING TORCH COUPLED TO SAID FIRST STEERING DEVICE FOR MOVEMENT OVER SAID SHEET IN RESPONSE TO LONGITUDINAL MOVEMENT OF SAID CARRIAGE AND TRANSVERSE MOVEMENT OF SAID FIRST STEERING DEVICE, A SECOND STEERING DEVICE MOVABLY MOUNTED ON SAID LOWER CARRIAGE FOR MOVEMENT TRANSVERSE TO SAID DRAWINGS AND A SECOND STEERING DEVICE MOUNTED FOR MOVEMENT ALONG SAID LOWER CARRIAGE IN A DIRECTION TRANSVERSE TO SAID FIRST DRAWINGS, SAID SECOND STEERING DEVICE BEING MOUNTED IN SCANNING RELATIONSHIP TO SAID SECOND PLAN DRAWING TO TRACK SAID GUIDANCE PATH, AN INDICIA MARKING TOOL COUPLED TO SAID SECOND STEERING DEVICE FOR MOVEMENT OVER SAID SHEET IN RESPONSE TO LONGITUDINAL MOVEMENT OF SAID CARRIAGE AND TRANSVERSE MOVEMENT OF SAID SECOND STEERING DEVICE, AND MEANS RESPONSIVE TO EACH OF SAID INDICIA ON SAID SECOND DRAWING TO TRIP SAID MARKING TOOL TO MARK SAID SHEET.