The ancients are very clever, in the foot on the basis of a stool designed, called "roll stool.". There are four shafts in the middle of the stool which can be rotated to massage the soles of the feet. At that time, the reader, while writing articles, while the feet in the upper and lower rubbing back and forth.
The size of the stool is unequal, the largest is about two feet square, and the smallest one foot. Although the overall appearance is just "Rectangle" stool, but the style change makes people feel "static", such as the Ming Dynasty Fangdeng, some is a wooden, some on the stool inlaid marble, and the wire rope, woven rattan soft core, which is given to the approach of summer refreshing and pleasant to sit up. You can use a few square collocation and square, square table, is very important in many ancient furniture. The shortest kind of stool is called the footstool, also called foot pedal. It fits the original function of foot under foot.
According to the material is usually divided into the stool, stool, bench, plastic stool, stool glass, insulating stool etc.;According to the type is usually divided into square stool, stool, bench (stool), T stool, I-shaped stool, folding stool, stool type Z;According to the use, usually can be divided into horse stool, painting stool, etc.. The stool is exotic to Han people". The Eastern Han Dynasty, northwest into the Central Plains, a named "Fangdeng" high Zuoju will flow into.