Robotic Gripper

Granular material in a stretchy bag flows around and conforms to objects. Suction from a vacuum jams and solidifies the granular material, which pinches and holds each object.

Related Abstract

Gray arrow Controllable jamming of amorphous granular materials applied to robotics

Reporters and Editors

Reporters may freely use this video. Credit format: John Amend, Cornell University. This video is also published as online supplementary material along with the article: Proceedings of the National Academy of Sciences, 107 (44), 18809 (2010).


Robotic gripper based on the jamming of granular materials offers an alternative to robotic fingers.