Cooling device

Claim 1

AN IMMERSION TYPE COOLING DEVICE FOR COOLING LIQUIDS, COMPRISING: (A) A FIRST ELONGATED HOLLOW MEMBER, ENCLOSED AT ONE END, FORMING AN OUTER SHELL FOR AN IMMERSION ELEMENT FOR SAID COOLING DEVICE; (B) A SECOND ELONGATED HOLLOW MEMBER OF SMALLER CROSS-SECTIONAL AREA THAN AND POSITIONED LARGELY IN FLOATING RELATIONSHIP WITHIN SAID FIRST ELONGATED HOLLOW MEMBER, SAID SECOND ELONGATED HOLLOW MEMBER HAVING ONE END IN OPEN COMMUNICATION WITH THE INTERIOR OF SAID FIRST ELONGATED HOLLOW MEMBER; (C) MEANS SECURING THE RESULTING INNERLY DISPOSED HOLLOW MEMBER WITHIN THE RESULTING OUTERLY DISPOSED HOLLOW MEMBER IN THE ABOVE-INDICATED POSITIONAL RELATIONSHIP THERETO; (D) A CAPILLARY TUBE SPIRALLY COILED AROUND SAID INNERLY DISPOSED HOLLOW MEMBER, SAID CAPILLARY TUBE HAVING A FIRST OF ITS TWO ENDS VENTED TO THE SPACE BETWEEN THE OUTER WALLS OF SAID INNERLY DISPOSED HOLLOW MEMBER, AND THE INNER WALLS OF SAID OUTERLY DISPOSED HOLLOW MEMBER; AND (E) INLET AND OUTLET MEANS ADEQUATE TO PERMIT THE PASSAGE OF COMPRESSED LIQUID REFRIGERANT INTO THE SECOND OF THE TWO ENDS OF SAID CAPILLARY TUBE AND GASEOUS REFRIGERANT OUT OF THE SPACE INTO WHICH THE SAID FIRST OF THE TWO ENDS OF THE CAPILLARY TUBE IS VENTED, RESPECTIVELY, WHEREBY COMPRESSED LIQUID REFRIGERANT CAN BE PASSED INTO SAID CAPILLARY TUBE, EXPANDED THEREFROM INTO SAID SPACE BETWEEN THE OUTER WALLS OF SAID INNERLY DISPOSED HOLLOW MEMBER AND THE INNER WALLS OF SAID OUTERLY DISPOSED HOLLOW MEMBER, AS A RESULT OF WHICH IT EVAPORATES AND ABSORBS HEAT FROM ITS SURROUNDINGS, AND THEN WITHDRAWN FROM THE COOLING DEVICE IN GASEOUS FORM, SAID INLET AND OUTLET MEANS BEING DISPOSED EACH IN A SEPARATE ONE OF THE INNERLY AND OUTERLY DISPOSED HOLLOW MEMBERS.