High Strain Rate Characterization and Impact Analysis of Fiber Reinforced Composites

Author(s):  
Karthik Ram Ramakrishnan ◽  
Gustavo Quino ◽  
Justus Hoffmann ◽  
Nik Petrinic
Author(s):  
Carolina Ramirez ◽  
Vitor Reis ◽  
Carlos Opelt ◽  
Rafael Santiago ◽  
Facundo Almeraya ◽  
...  

Micromachines ◽  
2019 ◽  
Vol 10 (4) ◽  
pp. 272 ◽  
Author(s):  
Choi ◽  
Choi ◽  
Kang ◽  
Jeon ◽  
Lee

In recent times, the haptic actuators have been providing users with tactile feedback via vibration for a realistic experience. The vibration spring must be designed thin and small to use a haptic actuator in a smart device. Therefore, considerable interests have been exhibited with respect to the impact characteristics of these springs. However, these springs have been difficult to analyze due to their small size. In this study, drop impact experiments and analyses were performed to examine the damages of the mechanical spring in a miniature haptic actuator. Finally, an analytical model with high strain rate and damping effects was constructed to analyze the impact characteristics.


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