#shock_absorber__shockabsorber__shock__cushion  a mechanical damper; absorbs energy of sudden impulses
  supertype:  #damper.device  a device that decreases the amplitude of electronic, mechanical, acoustical, or aerodynamic oscillations
  part of:  #suspension_system
  subtype:  #air_spring__airspring__air_cushion  a mechanical device using confined air to absorb the shock of motion

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