Abstract
A novel actuator is presented that merges traditional electromechanical motors and multistable composite structures. Previously, it has been shown that these structures are able to arrange themselves in multiple stable configurations corresponding to local minima of their strain energy. When coupled with an electromechanical motor as proposed in this article, the resulting actuator shows significant benefits. These are in terms of safety, energy saving and control implementation using the compliance of the overall structure, the particular shape of the strain energy landscape, and the accurately predictable non-linear behavior. Hence the proposed actuator is well-suited for robotics applications. The parameters characterizing the design of the transmission are analyzed, and a physical model is developed. A case study is presented in which the performance for a particular configuration of the system is evaluated and reported. A conceptual application of the proposed actuator is discussed for assistive robotics, where new perspectives on the use of non-rigid transmission elements might become beneficial in terms of safety and energy harvesting.
| Original language | English |
|---|---|
| Title of host publication | "2014 5th IEEE RAS and EMBS International Conference on Biomedical Robotics and Biomechatronics, BioRob 2014 |
| Editors | Raffaella Carloni, Lorenzo Masia, Jose Maria Sabater-Navarro, Marko Ackermann, Sunil Agrawal, Arash Ajoudani, Panagiotis Artemiadis, Matteo Bianchi, Antonio Padilha Lanari Bo, Maura Casadio, Kevin Cleary, Ashish Deshpande, Domenico Formica, Matteo Fumagalli, Nicolas Garcia-Aracil, Sasha Blue Godfrey, Islam S.M. Khalil, Olivier Lambercy, Rui C. V. Loureiro, Leonardo Mattos, Victor Munoz, Hyung-Soon Park, Luis Eduardo Rodriguez Cheu, Roque Saltaren, Adriano A. G. Siqueira, Valentina Squeri, Arno H.A. Stienen, Nikolaos Tsagarakis, Herman Van der Kooij, Bram Vanderborght, Nicola Vitiello, Jose Zariffa, Loredana Zollo |
| Publisher | IEEE Computer Society |
| Pages | 1051-1056 |
| Number of pages | 6 |
| ISBN (Electronic) | 9781479931262 |
| DOIs | |
| Publication status | Published - 30 Sep 2014 |
| Externally published | Yes |
| Event | 5th IEEE RAS and EMBS International Conference on Biomedical Robotics and Biomechatronics, BioRob 2014 - Sao Paulo, Brazil Duration: 12 Aug 2014 → 15 Aug 2014 |
Publication series
| Name | Proceedings of the IEEE RAS and EMBS International Conference on Biomedical Robotics and Biomechatronics |
|---|---|
| ISSN (Print) | 2155-1774 |
Conference
| Conference | 5th IEEE RAS and EMBS International Conference on Biomedical Robotics and Biomechatronics, BioRob 2014 |
|---|---|
| Country/Territory | Brazil |
| City | Sao Paulo |
| Period | 12/08/14 → 15/08/14 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 7 Affordable and Clean Energy
Keywords
- Actuator
- Assistive Technology
- Force and Admittance Control
- Multistable Composite Material
- Z-width
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