Impedance control 7 Controllers 4 Impedance controllers 4 Assembly tasks 3 Human robot interaction 3 Humans-robot interactions 3 impedance control 3 Actuation methods 2 Actuators 2 Adaptive 2 Asymptotic stability 2 Closed loop systems 2 Closed-loop system 2 Control design 2 Control parameters 2 Degrees of freedom (mechanics) 2 Elastic actuators 2 External loads 2 Force fidelity 2 Heavy-duty manipulators 2 Intelligent robots 2 MRAC 2 Manipulators 2 Model reference adaptive control 2 Model-reference adaptive controls 2 Position control 2 Series elastic actuators 2 Shock tolerance 2 State feedback 2 Structural parameter 2