| 摘要 |
PURPOSE: A multifuctional bed is provided to emit positive ion, negative ion, and far infrared ray at the same time by a profitable mineral material. CONSTITUTION: A plurality of receiving holes(110) is formed in the lower part of a bed frame. A cover unit(120) covers the receiving hole of the bed frame. The charcoal 80~85 weight% and zeolite 15~20 weight% are pulverized into powder of 300~350 mesh size. A crushed material is mixed. The mixture is put into frame. Using the press, mixture is pressurized. The mixture is dried naturally or baked in 800~1000 degrees. A block(200) is manufactured.
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