F MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
F16 ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16F SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
7/00 Vibration-dampers; Shock-absorbers
F16F7/12 using plastic deformation of members