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US08894593B2 Massaging device 有权
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Massaging device
摘要:
A massaging device includes a base part, vibrators configured to be brought into contact with target parts of a user and to massage the target parts with vibration, and springs each including a first end fixed to the base part and a second end attached to the corresponding one of the vibrators. The spring constants of the springs are set based on skin stress of the target parts.
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