Refrigerator construction

Claim 1

A REFRIGERATOR APPARATUS COMPRISING IN COMBINATION, A REFRIGERATING HOUSING UNIT, AND A MOBILE REFRIGERATED CABINET UNIT ADAPTED TO BE MOVED INTO AND OUT OF SAID HOUSING UNIT FOR REFRIGERATION OF THE CABINET INTERIOR WHEN WITHIN THE HOUSING AND FOR MOVEMENT TO LOCATIONS REMOTE FROM THE HOUSING AFTER WITHDRAWAL THEREFROM, SAID CABINET UNIT INCLUDING AN INLET PORT AND OUTLET PORT FOR RESPECTIVELY PERMITTING THE INJECTION OF COLD AIR INTO THE CABINET AND WITHDRAWAL OF THE INJECTED AIR FROM THE CABINET AFTER CIRCULATION THERETHROUGH, SAID REFRIGERATING HOUSING UNIT INCLUDING A REFRIGERATING UNIT FOR COOLING AND CIRCULATING AIR AND HAVING A COOLED AIR OUTLET AND A RETURN AIR INLET LOCATED TO ALIGN RESPECTIVELY WITH THE INLET PORT AND OUTLET PORT OF SAID CABINET UNIT WHEN THE CABINET UNIT IS MOVED INTO THE HOUSING UNIT, SELECTIVELY ACTUATABLE SEALING MEANS EFFECTIVE WHEN ACTUATED FOR COUPLING THE SAID REFRIGERATING UNIT COOLED AIR OUTLET AND RETURN AIR INLET RESPECTIVELY TO THE SAID CABINET INLET AND OUTLET PORTS TO SUBSTANTIALLY RESTRICT THE FLOW OF COOLED AIR FROM THE REFRIGERATING UNIT TO THAT INJECTED INTO THE CABINET INLET PORT AND SUBSTANTIALLY RESTRICT THE FLOW OF AIR INTO THE REFRIGERATOR UNIT RETURN AIR INLET TO THAT ISSUING FROM THE CABINET OUTLET PORT AND SELECTIVELY OPERABLE MEANS FOR ACTUATING AND DEACTUATING SAID SEALING MEANS INCLUDING CONTROL MEANS AUTOMATICALLY RESPONSIVE TO COUPLING OF SAID SEALING MEANS BETWEEN SAID REFRIGERATING UNIT AND MOBILE CABINET TO TURN ON SAID REFRIGERATING UNIT AND BEING AUTOMATICALLY OPERATIVE TO TURN OFF SAID REFRIGERATING UNIT WHENEVER SAID SELECTIVELY OPERABLE MEANS IS OPERATED TO DEACTUATE SAID SEALING MEANS.