This statement was developed by the Public Health Nursing Definition Document Task Force. under the direction of the leadership of the Public Health Nursing Section of the American. Public Health Association. The statement was adopted by the Public Health Nursing Section.
A Universal Expansion joint is an assembly containing two bellows connected by a centre pipe and equipped with tie rods. Universal Expansion joints are mainly used to absorb any combination of the three basic movements in the piping system. (Axial, Lateral, Angular).
Ball and socket joints allow for stable movement in several directions without slippage. Like a saddle joint, the ball and socket joint allows bending in several directions without slipping, creating a highly stable, strong joint. The hip joint (femur-acetabulum) is an example of a ball and socket synovial joint.here are six types of synovial joints: gliding, condoloid, saddle, hinge, ball and socket, and pivot joints. Gliding joints allow for smooth movement in several directions along a plane or other smooth surface.