| 摘要 |
PURPOSE: An on/off device of a vent grill is provided to always keep a vent grill clean by cleaning the vent grill easily and to have various changes in product design. CONSTITUTION: An exhaust motor(12) is mounted on the rear side of a microwave oven. An air guide(15) is positioned to rotate by airflow generated from the discharge motor. A moving member(16) acts rectilinear motion toward the front side of the microwave oven by rotation of the air guide. Thereby, a front portion(16a) opens a vent grill(20) by pushing the upper end thereof. The airflow by the discharge motor is discharged out. The vent grill is formed like a plate to promote convenience in management including cleaning. Therefore, impurity such as dust does not flow through the vent grill.
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