POSITIVELY DRIVEN ELASTROMERIC TRACK AND SUSPENSION SYSTEM FOR AN AGRICULTURAL TRACTOR

摘要

The invention relates to a track and suspension system for an agricultural tractor. Invention consists of an endless rubber track (2) encircling a drive wheel (3), front and rear idle wheels (4, 5) and a supporting undercarriage (10). The undercarriage has front and rear suspension arms (15, 13) supporting front and rear idler wheels. Movement of the suspension arms is limited and controlled by a bridge beam (24) and a pair of air springs (14, 16). The undercarriage also has mid track roller frames (20, 21) whose movements are limited and controlled by a bridge beam.