Ming and qing furniture parts name. That is opposite sides-to hold, also called Lead Screw
. Gb did not find the corresponding standard, corresponding DIN975. For different position and different name. Generally refers to surface under the box set connection between his legs and components. A beam waist furniture is in the beam waist the following parts of the main connection parts. In other parts of the general was renamed as a tooth. In addition, still use in architecture, with the most decorated.
Generally used for remote both of the connection. Basically used in buildings, large machine