Towing with a drawbar is a good, practical system for many purposes, and it has continued to be used even up to today, but the three-point hitch outperforms it in several ways described below. The three-point hitch is a standardized method of attaching implements equipment to tractors, first developed by Harry Ferguson in the s. When buying a used tractor, that machine may not have had its three-point hitch adjusted in a long time, hence the three point hitch levelling lever may be long rusted shut. ByFerguson's patents had expired and a judge refused to extend them, noting their value to agriculture. Rich can be reached atextension 21, or email:
During the s, it was so advantageous and popular that other manufacturers were compelled to come up with competing hitch improvements that could also be pitched as proprietary "systems" with at least some of the features of the Ferguson system such as quick, easy hitching and unhitching, implement raising and lowering controlled from the tractor seat, and treating the tractor and implement as a unit rather than an articulated pair.
Three point hitch implements are normally attached to the top link, and the two bottom ends of the lift arms. The three-point hitch British English: In the s, tractor and implement manufacturers eventually agreed on the 3-point hitch as the standard system to hitch implements to tractors. Not all tractor drawn farm implements require the use of a three-point hitch, but many of them do. A 3pt hitch is composed of 2 outer hitch lifting arms and a center top link. Design by Violet Stone.