Drying system for dry cleaning apparatus

Claim 1

IN A DRY CLEANING APPARATUS WHEREIN A DRY CLEANING FLUID IS CIRCULATED THROUGH OR ACROSS THE OBJECTS BEING CLEANED: THE COMBINATION OF A PLURALITY OF DRYING UNITS COMPRISING A WASHER-EXTRACTOR-DRYER AND AT LEAST ANOTHER WASHER-EXTRACTOR-DRYER OR DRYING TUMBLER, EACH OF SAID DRYING UNITS INCLUDING A ROTATABLE PERFORATED CYLINDER AND AN ENCLOSING CASING, A SINGLE RECLAMATION HEAD INCLUDING A COOLER, A HEATER, AND A FLUID DUCT SYSTEM BETWEEN SAID CASINGS AND RECLAMATION HEAD INCLUDING A BLOWER AND DAMPER CONTROLS SELECTIVELY OPERABLE TO CIRCULATE AIR IN A CLOSED CIRCUIT THROUGH ANY SELECTED NUMBER OF SAID CASINGS AT ANY ONE TIME VIA SAID COOLER AND HEATER IN SEQUENCE, SAID DAMPER CONTROLS BEING OF A DIAPHRAGM TYPE OPERABLE BY PRESSURE INTO CLOSED POSITION AND BY SUCTION INTO OPEN POSITION, MEANS INCLUDING A RESERVOIR FOR COLLECTING THE VAPOR CONDENSED FROM THE AIR IN SAID CLOSED CIRCUIT AS THE AIR PASSES SAID COOLER, AND A VALVE SYSTEM FOR SELECTIVELY APPLYING AIR PRESSURE FROM THE OUTLET SIDE OF SAID BLOWER