Patent ID: 6478094
Filing Date: 2002-11-12
Classification: A01B

Abstract:
A three point hitch apparatus for connecting one of the forward and rearward ends of a tractor to an implement of the type having an upper hitch pin and a pair of laterally spaced lower hitch pins studs, said hitch apparatus comprising:a pair laterally spaced lower arms extending in a fore and aft direction relative to said tractor having first corresponding ends pivotally connected to said tractor and second corresponding ends adapted for connection to said lower hitch pins of said implement, each of said second corresponding ends of said lower arms presenting and an upwardly open jaw, a shiftable locking shaft reciprocably mounted on said second end of each of said lower arms and a pair of extensible and contractible hydraulic actuators mounted, respectively, on said pair of lower arms and connected, respectively, to said shafts whereby extension of said hydraulic actuators shifts said locking shafts to a position in which said lower hitch pins are locked in said jaws when said lower hitch pins are positioned in said jaws and an upper arm having one end pivotally connected to said one end of said tractor at a location above the connection of said lower arms to said one end of said tractor and a second end adapted for pivotal connection to said upper hitch pin of said implement.