Opening and Closing Mechanisms (VIDEO) University of Vienna This video is under embargo. Please login to access this video. To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Caption This video shows opening and closing mechanisms. Credit Copyright: Anna Stary-Weinzinger and Tobias Linder Usage Restrictions The video may only be used with appropriate caption or credit. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.