Power hop mechanism (IMAGE) Tokyo University of Agriculture and Technology Caption Top: Draft load P [kN]: Middle: Tractive force acting on the front wheel Fd,1 [kN] and static friction limitation of the front tyres μfv,1 [kN]; Bottom: Tractive force acting on the front tyres Fd,2 [kN] and static friction limitation of the front tyres μfv,2 [kN]. Credit FIGURE ADAPTED WITH PERMISSION FROM Biosystems Engineering, Volume 204, 2021, Pages 156-169. COPYRIGHT © 2021 Published by Elsevier Ltd on behalf of IAgrE. Usage Restrictions w/ 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.