Working machine attaching linkage

摘要

A rear hitch is provided on the rear of a transmission casing. Rear axle casings, disposed at each side of the transmission casing, are provided with brackets. A hinge pin is spanned between rear hitch and each side bracket. A lower link and a check chain are pivotally supported on each hinge pin. A collar is provided on each hinge pin so as to be interposed between the lower link and the check chain.