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公开(公告)号:US11292124B2
公开(公告)日:2022-04-05
申请号:US16804651
申请日:2020-02-28
Inventor: Jung Kim , Hwayeong Jeong
IPC: B25J9/10
Abstract: Various embodiments provide a variable stiffness soft actuator inspired by an ossicle structure of echinoderm and a robot apparatus including the same. According to various embodiments, the soft actuate includes a plurality of ossicle elements arranged in a specific structure, wherein an interval between the plurality of ossicle elements is maintained or reduced depending on vacuum generation to change the stiffness of the soft actuator.