发明名称 Magnetron fault alarm in a microwave oven
摘要 A microwave oven includes a plurality of magnetrons for cooking purposes. When at least one magnetron is placed in a fault condition, an indication lamp is enabled to display the fault condition. When the cooking operation is interrupted by opening the oven door while the cooking operation is performed, the indication lamp is held in the former state. That is, when the oven door is opened under the normal operation mode, the indication lamp is never enabled. When the oven door is opened under the condition where at least one magnetron is placed in the fault condition, the indication lamp is continuously enabled to continuously display the fault condition.
申请公布号 US4415887(A) 申请公布日期 1983.11.15
申请号 US19810254172 申请日期 1981.04.14
申请人 SHARP KABUSHIKI KAISHA 发明人 KAWASE, YOSHITAKA
分类号 H05B6/66;H05B6/68;(IPC1-7):G08B21/00;H05B6/64 主分类号 H05B6/66
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