|7063675||Rotary device of chair|
A rotary device of a chair comprises that has a chair body having a seat. A resisting body extends from a rear end of the seat. An annular handle is installed on the resisting body. The chair body has a driving means mechanism which is installed at the seat. The dri...
|6827671||Body shaping machine|
A body shaping machine has an action mechanism and a massaging belt which is fastened at two ends to two action members of the action mechanism. The action mechanism includes two deceleration devices and two displacement devices. The deceleration devices each have a...
|6383154||Multi-stage bi-directional breath flow and blood circulation aider|
A multi-stage bi-directional breath flow and blood circulation aider is provided with a plurality of ratchet teeth arranged in one end of a positioning seat and an adapter respectively for being meshed with each other, and the positioning seat is covered ...