上游充通大学 Type of Joint Closure SHANGHAI JIAO TONG UNIVERSITY Force and Form Follower Half joint Closed Cams Cam Spring Force closed cams require an external force 2 to keep the cam in contact Half joint with the follower Cam A spring usually supplies this force 2 Vfollower Spring FollowerType of Joint Closure F dF orce an d Form Closed Cams Closed Cams Force closed cams Force closed cams require an external force to kh i eep t he cam in contact with the followe r A spring usually suppli thi f lies this force ME357 Design & Manufacturing II