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Chinese Journal of Mechanical Engineering
Figure 2 | Chinese Journal of Mechanical Engineering

Figure 2

From: Novel Traveling Wave Sandwich Piezoelectric Transducer with Single Phase Drive: Theoretical Modeling, Experimental Validation, and Application Investigation

Figure 2

Operating principle of the proposed traveling wave sandwich piezoelectric transducer: a Vibration mode of the proposed transducer with a single-phase excitation, b Induced vibration of the proposed transducer due to the structural coupling between the sandwich composite beam and driving rings, c Elliptical trajectories produced on the surface points of the two driving rings

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