This 2d autocad drawing of mechanical park known as link. Generally which is used for connected the shaft and give the support to another part.
Metalic Stair Detail
Escalator sectional detail
Elevator section, plan and
3D Circular Stair Design
Staircase Step Detail With
Stair Detail
Structure stair detail
Door Elevator Elevation De
Simple Escalator 3D Elevat
Detail of stair
Structure Stair detail in
Typical Hand rails detail