Automatic core-making machine

Claim 1

IN A CORE-MAKING MACHINE OF THE CHARACTER DESCRIBED, IN COMBINATION, A MACHINE FRAMEWORK ESTABLISHING A WORKING AREA, A LIFT TABLE, A SEPARABLE CORE BOX IN THE FORM OF A LOWER DRAG SECTION AND AN UPPER COPE SECTION, A SAND MAGAZINE AND A BLOW VALVE DISPOSED IN SAID WORKING AREA IN SUPERPOSED RELATIONSHIP IN THE ORDER NAMED, SAID FRAMEWORK INCLUDING A COPE-ARRESTING SUPPORT, SAID UPPER COPE SECTION BEING MOVABLE VERTICALLY BETWEEN A LOWERED POSITION WHEREIN IT RESTS BY GRAVITY UPON SAID COPE-ARRESTING SUPPORT, AND A RAISED POSITION WHEREIN IT IS IN OPERATIVE ENGAGEMENT WITH SAID SAND MAGAZINE, SAID LOWER DRAG SECTION BEING SUPPORTED UPON SAID TABLE AND MOVABLE BODILY THEREWITH, SAID TABLE BEING MOVABLE VERTICALLY FROM A LOWERED POSITION WHEREIN THE LOWER DRAG SECTION THEREON IS DISPOSED BELOW THE LEVEL OF SAID COPEARRESTING SUPPORT, THROUGH AN INTERMEDIATE POSITION WHEREIN SAID LOWER DRAG SECTION SEALINGLY ENGAGES THE UPPER COPE SECTION AND RAISES THE SAME FROM SAID COPE-ARRESTING SUPPORT, TO AN ELEVATED POSITION WHEREIN IT FORCES THE LOWER DRAG SECTION AGAINST THE UPPER COPE SECTION TO FORCE, IN TURN, THE UPPER COPE SECTION AGAINST THE MAGAZINE AND THUS FORCE THE MAGAZINE AGAINST THE BLOW VALVE, THEREBY CLAMPING THE TWO CORE BOX SECTIONS, MAGAZINE AND BLOW