| 摘要 |
A supersonic beauty treatment device capable of effecting a beauty treatment for the skin and of slimming a selected portion of the body. A face beauty treatment head and body beauty treatment head are prepared, and either one is selectivley attached to the casing of the device. The casing has a tepped receptacle made on its front. Each head has a plug projecting from its base. The plug has threads fromed on its outer circumference. Thus, the head can be attached to the casing by screwing the plug in the receptacle, and two sets of switch contacts are formed on both sides of the center of the insulating bottoem of the receptacle. The electrically conductive inner circumference wall of the receptacle is grounded. The plug has a contact formed at its center, corresponding to the center contact of the receptacle. The plug has an electricaly conductive key formed on its base, corresponding to the set of switch contacts whereas the plug has an electronically conductive key formed on its base, corresponding to the set of switch contacts. Each plug has its sides grounded.
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