| 摘要 |
PURPOSE: A ring assembly and a microwave oven with the same are provided to prevent electromagnetic waves from being focused since a sharp point is not formed on a joint part between a drive shaft and a rotary ring by forming a shaft coupling groove for the drive shaft. CONSTITUTION: A ring assembly comprises a rotary ring(12) and a plurality of rollers(14). The rotary ring has a shaft groove(123) into which a drive shaft is inserted. A plurality of rollers is installed on one side of the rotary ring. A shaft joint groove is formed in an upward direction so that a part of the rotary ring may correspond to the shaft of the drive shaft.
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