Figure 2
From: Geometric parameter optimization of magneto-rheological damper using design of experiment technique

The various components of the MR damper. (a) Components of the optimized MR damper. (b) Grooved portion of piston with insulator material. (c) Assembled piston and its rod with copper winding. (d) Copper winding covered with a cloth. (e) Assembly of piston, piston rod, and lid. (f) Complete assembly of the optimized MR damper.