Patent ID: 6655468
Filing Date: 2003-12-02
Classification: A01B,Y10T

Abstract:
In a hitch device associating with a tractor for attaching a farm implement thereto, said hitch device having two bottom arms powered by respective hydraulic cylinders, and a top link adjustable in length, the improvement in said top link comprising:a central body inserted inside a sleeve, said central body having a substantially circular cross section, and said sleeve having a substantially square cross section and being integrally formed with two handles positioned on opposite sides of said sleeve, said handles having respective projecting ends; said sleeve further including at least two rods interposed between an outer surface of said central body and an inner surface of said sleeve so that the sleeve rotates said central body about an axis, and so that said sleeve slides with respect to said central body in a direction defined by said axis; a hook for attachment to said farm implement, said hook having a threaded shank which screws into a first threaded opening formed in said central body; a joint for connection to a top crossbar interconnecting said bottom arms, said joint having a threaded shank which screws into a second threaded opening in said central body; and a lock device for locking said projecting ends of said handles inside respective seats.