Manufacturing Technology 2018, 18(5):704-708 | DOI: 10.21062/ujep/164.2018/a/1213-2489/MT/18/5/704

Mathematical Model of the RRR Anthropomorphic Mechanism for 2D Biomechanical Analysis of a Deep Squat and Related Forms of Movement

Václav Bittner1,2, Radim ©tryncl2, Karel Jelen2, Martin Svoboda3
1 Faculty of Science, Humanities and Education, Technical University of Liberec, Studentská 2, Liberec, Czech Republic
2 Faculty of Physical Education and Sport, Charles University in Prague, José Martího 31, Praha 6, Czech Republic
3 Faculty of Mechanical Engineering, Jan Evangelista Purkynì University in Ústí nad Labem, Pasteurova 1, Ústí nad Labem, Czech Republic

The aim of this study was to create a mathematical model of the RRR anthropomorphic mechanism for a 2D biomechanical analysis of a deep squat and related forms of movement. The segment stick model is designed to diagnose the movement with sagittal plan symmetry. Based on the input data from kinematic and dynamometric analysis, and from the anthropometric data of the monitored person, it is possible to estimate the resulting momentum of the forces acting on the main joints of the lower body. The technology may be applied in analysing deep squats, studying the dynamics of vertical reflection as well as in the biomechanical analysis of related forms of movement (e.g. standing-up, squatting with a dumbbell, skiing in downhill posture, etc.). The derived motion equations may be used to analyse the dynamics of the movement of anthropomorphic or mechatronic systems with the same geometry.

Keywords: Mathematical model, RRR mechatronic system, anthropomorphic mechanism, biomechanical analysis of movement

Published: October 1, 2018  Show citation

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Bittner V, ©tryncl R, Jelen K, Svoboda M. Mathematical Model of the RRR Anthropomorphic Mechanism for 2D Biomechanical Analysis of a Deep Squat and Related Forms of Movement. Manufacturing Technology. 2018;18(5):704-708. doi: 10.21062/ujep/164.2018/a/1213-2489/MT/18/5/704.
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