| 摘要 |
The present invention relates to a ball acupressure device capable of stably fixing internal components and at the same time, performing smooth rotary functions. The invention comprises: a housing body having an opening on the upper part thereof; a fixed ring which is arranged in a state of being placed on the bottom of the housing body; a first bearing which is arranged on the fixed ring; a first rotary ring which is arranged on the first bearing; a second bearing which is arranged on the first rotary ring; a second rotary ring which is arranged on the second bearing to allow a rolling rotation thereon; an acupressure part which is accommodated in the inside part the first rotary ring and the second rotary ring, and in which a plurality of protrusive acupressure pins are formed on the outer side thereof; and a clamp which supports the acupressure part to enable rotation, and at the same time enables rotation on the second rotary ring, wherein an end that prevents separation curves to the inside of the opening and is formed on the upper rim of the housing body, and a ball bearing is interposed between the end that prevents separation and the second rotary ring. |
