US Patent 10194751 Split-folding furniture support device

A split folding furniture support device having an upper support portion and a lower support portion. The upper support section is connected and secured to the lower support section as the shaft inserts into the guide tube. The lower end of the upper main plate touches the upper end of lower main plate forming a load-bearing support. The device can be used to make folding tables, thin waist stool and rotary backrest chair with split, fold and rotation functions.