Expansion joints in the column joints have core column connection column from top to bottom, usually designed to be movablejoints.
伸缩缝处立柱接头有芯柱连接上下柱,通常设计为可活动的接头。
2
The utility model discloses a rubber hose fastener which is applied to the connection of different kinds of rubber hoses and metal pipes or metal movablejoints.
胶管紧固器应用于将不同种类胶管与金属管或金属活接头的联接。
3
An improved bearing for use in movable sockets and suspension joints.