Apparatus for curing molded building blocks

Claim 1

APPARATUS FOR CURING MOLDED BUILDING BLOCKS INCLUDING A HOUSING HAVING AN ENTRANCE OPENING THROUGH WHICH BLOCKS ARE INTRODUCED INTO THE HOUSING, A CONVEYOR IN THE HOUSING MOVABLE UP AND DOWN IN THE CHAMBER ALONG A TORTUOUS PATH, THE TORTUOUS CONVEYOR HAVING HOLDERS FOR SUPPORTING THE BLOCKS AND CONNECTIONS BETWEEN THE HOLDERS AND THE REST OF THE TORTUOUS CONVEYOR MOVABLE TO MAINTAIN THE BLOCKS AT A SUBSTANTIALLY CONSTANT ORIENTATION AS THEY TRAVEL ALONG THE COURSE OF SAID TORTUOUS CONVEYOR, AN ACCUMULATOR CONVEYOR OUTSIDE OF THE HOUSING AND TO WHICH PALLETS LOADED WITH BLOCKS ARE DELIVERED, THE ACCUMULATOR CONVEYOR EXTENDING ADJACENT TO SAID ENTRANCE OPENING, SAID TORTUOUS CONVEYOR HAVING RUNS WITH SUBSTANTIAL HORIZONTAL COMPONENTS OF TRAVEL BOTH TO AND FROM SAID ENTRANCE END, A PORTION OF THE PATH OF THE TORTUOUS CONVEYOR TAKING SUCCESSIVE HOLDERS CLOSE ENOUGH TO THE ACCUMULATOR CONVEYOR AT THE ENTRANCE END OPENING FOR PALLETS ON THE ACCUMULATOR CONVEYOR TO BE DISPLACED DIRECTLY FROM SAID ACCUMULATOR CONVEYOR TO A HOLDER OF THE TORTUOUS CONVEYOR, MEANS ADJACENT TO SAID ENTRANCE END AND AROUND WHICH THE CONVEYOR RUN TOWARD THE ENTRANCE END CHANGES ITS DIRECTION OF TRAVEL AT SAID ENTRANCE OPENING END AND MOVES AWAY FROM SAID ENTRANCE OPENING, POWER DRIVING MECHANISM FOR ADVANCING THE TORTUOUS CONVEYOR AT A CONTROLLED SPEED, A DISCHARGE STATION AT WHICH BLOCKS ARE REMOVED FROM THE TORTUOUS CONVEYOR AND FROM THE HOUSING, AND MEANS FOR HEATING THE BLOCKS AS THEY TRAVEL ALONG THE COURSE OF THE TORTUOUS CONVEYOR IN SAID HOUSING.