发明名称 Massager with mercury switch
摘要 A massager comprising a vibrator unit connected to a power supply unit, which is floatable in water, through an electric wire via a mercury switch and respectively sealed against water for operation under water. The mercury switch is connected when the power supply unit is disposed in a vertical position or power supply is cut off from the vibrator unit when the power supply unit is tilted or caused to tilt. The vibrator unit is covered with a mattress which has raised portions on the top for massaging and a plurality of suction discs and a hanging ring around the peripheral edge thereof for fastening in place.
申请公布号 US5140976(A) 申请公布日期 1992.08.25
申请号 US19910750253 申请日期 1991.08.27
申请人 CHENG, TZU-KENG 发明人 CHENG, TZU-KENG
分类号 A61H23/02;H01H29/20 主分类号 A61H23/02
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