Invention Grant
US09248476B2 Multispeed device for polishing and cleaning jewelry 有权
用于抛光和清洁珠宝的多速装置

Multispeed device for polishing and cleaning jewelry
Abstract:
A device for cleaning and polishing jewelry having a housing and a motor in the housing. A first gear is operatively engaged with the motor and has a drive shaft extending from the gear. The first gear is driven by the drive gear at a first speed. A second gear has a hole therein with the drive shaft extending therethrough. The second gear is operatively driven by the drive gear at a second speed and the hole.
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