DIFF Subgroup
F16F 9/0454 Full Title
Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium (F16F5/00 takes precedence; connection of valves to inflatable elastic bodies B60C29/00; ) > using gas only > in a chamber with a flexible wall
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.