Oscillating air dispensers for microwave oven
Patent 5401940 Issued on March 28, 1995. Estimated Expiration Date: 
October 9, 2012. 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.
October 9, 2012. 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 2333666 3343479 3386550 3397817 3534676 3884213 Vending machine and microwave oven combination Heat treatment of food products Microwave treatment of food products Microwave food dispensing machine InventorsAssigneeApplicationNo. 958968 filed on 10/09/1992US Classes:219/679, With diverse device99/475, By plural means219/681, Convection heating221/150A, Heating221/150R, With cooling or heating221/150HC, Heating and cooling combined426/241Heating by electromagnetic waveExaminersPrimary: Reynolds, Bruce A.Assistant: Hoang, Tu Ba Attorney, Agent or FirmInternational ClassH05B 006/64AbstractApparatus for transferring heat between temperature controlled air dispensed from a pair of oscillating ducts and a food product in a cabinet having an interior compartment bounded by front, side and rear walls. A foraminous partition, having a central portion and extremities, is mounted to divide the interior of the cabinet into a cooking chamber and an air conditioning chamber. It is configured to encircle a portion of the cooking chamber such that the air conditioning chamber extends around a major part of the periphery of the cooking chamber wherein air is drawn along multiple paths toward side walls and toward the rear wall from the cooking chamber.Field of SearchBy convectionWith diverse device With diverse-type heating Convection heating Heating With cooling or heating Heating and cooling combined Subsequent treating or handling Combined Movably mounted Including means to influence movement of gas within enclosure By plural means Forced circulation Heating by electromagnetic wave By roasting, toasting, or browning | |
