Patent ID: 7854273
Filing Date: 2010-12-21
Classification: A01B

Abstract:
1. An agricultural implement towable by a towing vehicle along a direction of travel, comprising: a hitch boom attachable to a hitch linked to the towing vehicle; a wing boom pivotably coupled to the hitch boom at a first connection point and having a first extended working position and a second retracted non-working position; and a draft link having a first link member connected to the hitch boom at a second connection point forward of the first connection point relative to the direction of travel and having a second link member connected to the wing boom, and wherein the first link member and the second link member are connected to one another at a hinge point that allows the first link member and the second link member to pivot relative to one another; and a cylinder connected to the wing boom and having an extendible ram connected to the second link, the extendible ram configured to selectively push or pull the second link member between a first position wherein the second link member is spaced from the wing boom and a second position wherein the second link member is adjacent the wing boom.