Enclosure having a rack for heating or cooling food products
Patent 5421246 Issued on June 6, 1995. Estimated Expiration Date: 
March 22, 2014. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
March 22, 2014. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 2507891 2642860 Air conditioned laboratory rack for animal cages Food dryer Apparatus for heating and cooling food articles Transparent housing for an electric heat convection stove Patent #: 5245159 InventorsApplicationNo. 215714 filed on 03/22/1994US Classes:99/448, Plural food support34/194, With shelf or tray handling means34/196, Recirculation of treating gas or vapor99/450, Foraminous support99/470, With sequential heating and cooling99/476, Rotary pump165/918HEATED AND COOLED FOOD CABINETS AND/OR TRAYSExaminersPrimary: Scherbel, David A.Assistant: Alexander, Reginald L. Attorney, Agent or FirmInternational ClassA23L 001/00AbstractAn enclosure is disclosed for heating or cooling food products on a pan. The enclosure preferably has transparent side walls, a closure member and a rack comprising a plurality of vertically spaced-apart pan supports each comprised of a plurality of interconnected tubular fluid carrying members, each support is maintained in spaced-apart relationship by fluid carrying conduits which communicate with the tubular members to thereby transfer heated or cooled fluid between supports from a fluid supply inlet to a fluid discharge outlet.Field of SearchWith sequential heating and coolingRotary pump By forcing gas to circulate Including means to influence movement of gas within enclosure NON-COOKING HEAT TREATMENT OF FOOD Plural food support Foraminous support HEATED AND COOLED FOOD CABINETS AND/OR TRAYS Wheeled Heating and cooling Utilizing capillary attraction With shelf or tray handling means Recirculation of treating gas or vapor With heater With liquid heater or vaporizer With liquid heater or vaporizer Ventilated Forced circulation Plural storage compartments Formed by hollow imperforate cooled partition Shelf is evaporator Shelf, shelf or receptacle support Integral or attached shelf Knockdown Stacked similar units Stacked similar units | |
