CPC Subgroup
F16F 13/28 specially adapted for units of the bushing type (F16F13/30 takes precedence)
Full Title
Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs (F16F5/00, take precedence) > comprising both a plastics spring and a damper, e.g. a friction damper > characterised by adjusting or regulating devices responsive to exterior conditions > specially adapted for units of the bushing type (F16F13/30 takes precedence)