Patent ID: 7832494

Claim:
A towed agricultural implement comprising: a central assembly including a frame configured to be towed in operation, the frame supporting a tool bar and a plurality of ground-contacting units attached to the tool bar; a wing assembly pivotally coupled to a lateral end of the frame and including a plurality of ground-contacting units; a pivot joint joining the central assembly and the wing assembly; a first support mounted on the central assembly and including a first pair of flanges each having holes therethrough; a second support mounted on the wing assembly and including a second pair of flanges each having holes therethrough; an actuator spanning the joint and mounted to the first and second flanges by respective first and second pins received in the holes of the respective flanges, the actuator being controllable to raise and lower the wing assembly with respect to the central assembly, the first pin extending laterally beyond at least one of the first pair of flanges, the second pin extending laterally beyond at least one of the second pair of flanges; and a selectively attachable tension member comprising a first closed aperture securable to the extension of the first pin from outside of the first pair of flanges, and a second closed aperture securable to the extension of the second pin from outside of the second pair of flanges.