TRANSMISSION OF CHANGE OR SWITCHING OF LOAD AND INVESTMENT OF MULTIPLE GEARS, FOR CONNECTION WITH A PROPELLING TREE

摘要

This invention relates to a multi-speed powershift transmission which is particularly useful in agricultural and industrial type vehicles. The transmission comprises three main planetary sections and two drive clutches. In addition to the two drive clutches, the three planetary sections also contain additional clutches and brakes which act in combination to provide a wide range of closely spaced speed increments.