| 摘要 |
<p>A household drinking water supply has a housing (2) with an inlet for mains water and an outlet (4) for treated water. The housing contains a cavity holding a charge of various types of precious or semi-precious stones (5) which are especially energized by ultrasonic energy. The energy supply is either external or preferably. internal. The precious or semi-precious stones have a diameter of 0.5 cm to 5 cm, preferably. 1cm-3cm. The ultrasonic energy is supplied by a klystron emitter, heating coil, magnetic coil, electromagnetic source, coloured light source, light bulb, light emitting diode, laser diode ultra-violet source. The assembly is automatically operated by a time switch (9) for periods of e.g. 10 seconds to one hour, preferably 1-15 min.</p> |
