assembly o-ring

o-ring assembly and nomenclature

Stress distribution in the o-ring as the housing moves upward

Stresses in o-ring as interference is resolved

Interference between the o-ring and gland at the beginning of analysis

Stress distribution in the o-ring as fluid pressure is applied.

Assembly of o-ring seal, piston and housing

The contour plot of equivalent plastic strain in staple during deep-drawing

Assembly of staple, punch and cavity

The contour plot of stresses in staple during bending

The “softened” pressure-overclosure relationship are used to overcome the convergence problems at the contact interface.