Belt curing apparatus

Claim 1

IN AN APPARATUS FOR VULCANIZING ENDLESS BELTS, A FIRST ARCUATE MOLD SECTION, A MOVABLE ARCUATE SECTION POSITIONED WITH THE ARCUATE SURFACE FACING OUTWARDLY AWAY FROM THE ARCUATE SURFACE OF SAID FIRST SECTION, EACH SECTION HAVING AN ARC OF OF SUBSTANTIALLY 180*, FLUID PRESSURE MEANS TO MOVE SAID MOVABLE SECTION RELATIVE TO THE FIRST SECTION TO SUBJECT BELTS POSITIONED THEREAROUND TO A PREDETERMINED TENSION AND BEING CONTINUOUSLY OPERABLE THROUGHOUT THE VULCANIZATION OF THE BELTS TO MAINTAIN SAID PREDETERMINED TENSION ON SAID BELTS, A TANGENTIAL STRAIGHT SECTION AT EACH END OF SAID FIRST ARCUATE SECTION, CAVITIES IN THE OUTER PERIPHERY OF SAID FIRST SECTION AND SAID TANGENTIAL SECTIONS TO RECEIVE PORTIONS OF THE BELTS FOR VULCANIZATION, SAID CAVITIES EXTENDING THROUGHOUT THE PERIPHERAL LENGTH OF SAID SECTION AND TANGENTIAL SECTIONS WITH A CROSS-SECTION COMPARABLE TO THAT DESIRED IN THE VULCANIZED BELTS, A HOOD HAVING A FLEXIBLE DIAPHRAGM FORMING AN EXPANSIBLE ARCUATE PORTION SUBSTANTIALLY CORRESPONDING TO AND COEXTENSIVE WITH THE OUTER PERIPHERY