Kinematic design of a serial-parallel hybrid finger mechanism actuated by twisted-and-coiled polymer
Sign Up to like & getrecommendations! Published in 2020 at "Mechanism and Machine Theory"
DOI: 10.1016/j.mechmachtheory.2020.103951
Abstract: Abstract Flexible actuators composed of twisted and coiled polymers (TCPs) can provide excellent performance such as high power-to-weight ratios for robotic hands. This paper presents a systematic methodology for the kinematic design of the TCP-actuated… read more here.
Keywords: kinematic design; twisted coiled; mechanism; finger mechanism ... See more keywords
Electrically controllable twisted-coiled artificial muscle actuators using surface-modified polyester fibers
Sign Up to like & getrecommendations! Published in 2017 at "Smart Materials and Structures"
DOI: 10.1088/1361-665x/aa5323
Abstract: As a new class of thermally activated actuators based on polymeric fibers, we investigated polyethylene terephthalate (PET) yarns for the development of a twisted-coiled polymer fiber actuator (TCA). The PET yarn TCA exhibited the maximum… read more here.
Keywords: pet; surface; twisted coiled; artificial muscle ... See more keywords
iGrab: hand orthosis powered by twisted and coiled polymer muscles
Sign Up to like & getrecommendations! Published in 2017 at "Smart Materials and Structures"
DOI: 10.1088/1361-665x/aa8929
Abstract: Several works have been reported in powered hand orthosis in the last ten years for assistive or rehabilitative purposes. However, most of these approaches uses conventional actuators such as servo motors to power orthosis. In… read more here.
Keywords: orthosis; hand orthosis; hand; twisted coiled ... See more keywords
Artificial musculoskeletal actuation module driven by twisted and coiled soft actuators
Sign Up to like & getrecommendations! Published in 2019 at "Smart Materials and Structures"
DOI: 10.1088/1361-665x/ab5155
Abstract: Skeletal muscles produce contractile motions and a couple of skeletal muscles antagonistically arranged are required to create bidirectional active movements. The musculoskeletal system is mainly composed of two skeletal muscles, joint, bones and tendons, and… read more here.
Keywords: actuation; coiled soft; musculoskeletal actuation; actuation module ... See more keywords
Design and Control of Lightweight Bionic Arm Driven by Soft Twisted and Coiled Artificial Muscles.
Sign Up to like & getrecommendations! Published in 2022 at "Soft robotics"
DOI: 10.1089/soro.2021.0058
Abstract: Twisted and coiled actuators (TCAs), which are light but capable of producing significant power, were developed in recent times. After their introduction, there have been numerous improvements in performance, including development of techniques such as… read more here.
Keywords: arm driven; control; bionic arm; twisted coiled ... See more keywords
Robust and Adaptive Sampled-Data Control of Twisted and Coiled Artificial Muscles
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Control Systems Letters"
DOI: 10.1109/lcsys.2021.3091414
Abstract: Twisted and Coiled Artificial Muscles (TCAMs) are lightweight actuators providing high power/weight ratio, and can substitute heavy electromagnetic motors and pneumatic artificial muscles in applications that require low weight and high contractile work. In this… read more here.
Keywords: twisted coiled; robust adaptive; control; adaptive sampled ... See more keywords
Self-Sensing of Deflection, Force, and Temperature for Joule-Heated Twisted and Coiled Polymer Muscles via Electrical Impedance
Sign Up to like & getrecommendations! Published in 2017 at "IEEE/ASME Transactions on Mechatronics"
DOI: 10.1109/tmech.2016.2642588
Abstract: The recently introduced twisted and coiled polymer muscle is an inexpensive and lightweight compliant actuator. Incorporation of the muscle in applications that rely on feedback creates the need for deflection and force sensing. In this… read more here.
Keywords: deflection; deflection force; twisted coiled; self sensing ... See more keywords
Thermal Modeling and Characterization of Twisted Coiled Actuators for Upper Limb Wearable Devices
Sign Up to like & getrecommendations! Published in 2021 at "IEEE/ASME Transactions on Mechatronics"
DOI: 10.1109/tmech.2020.3014804
Abstract: A key issue with wearable technology today is the popular use of stiff electrical motors to actuate the joints. Although their performance is ideal in terms of power, bandwidth, accuracy, and speed, they do not… read more here.
Keywords: coiled actuators; actuators upper; characterization twisted; twisted coiled ... See more keywords
Soft Wearable Skin-Stretch Device for Haptic Feedback Using Twisted and Coiled Polymer Actuators
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Haptics"
DOI: 10.1109/toh.2019.2943154
Abstract: Soft and integrated design can enable wearable haptic devices to augment natural human taction. This paper proposes a novel, soft, haptic finger-worn wearable device based on compliant and adhesive silicone skin and lightweight twisted and… read more here.
Keywords: skin; feedback; skin stretch; twisted coiled ... See more keywords
Physics-Based Modeling of Twisted-and-Coiled Actuators Using Cosserat Rod Theory
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Robotics"
DOI: 10.1109/tro.2021.3104238
Abstract: Twisted and coiled actuators (TCAs) have recently emerged as a promising artificial muscle for various robotic applications because they are strong, low cost, and customizable. To better facilitate the applications, it is critical to establish… read more here.
Keywords: using cosserat; twisted coiled; physics; cosserat rod ... See more keywords
Effect of Twisted and Coiled Polymer Actuator (TCPA) on Crack Dispersion Properties of HPFRCC
Sign Up to like & getrecommendations! Published in 2022 at "Materials"
DOI: 10.3390/ma15165701
Abstract: To achieve high durability and excellent mechanical performances of cementitious materials, research on fiber-reinforced cementitious composites (FRCC) containing various fibers has been actively conducted. On the other hand, in robotics and other fields, research on… read more here.
Keywords: twisted coiled; coiled polymer; tcpa; crack dispersion ... See more keywords