IMPROVEMENTS IN LOAD-LIFTING MECHANISM TO BE ATTACHED TO AGRICULTURAL TRACTORS WITH HYDRAULIC LIFTING SYSTEMS

摘要

1291337 Load-lifting attachments for tractors L J JUNNILA 10 Dec 1970 [17 Dec 1969] 58613/70 Heading B8H The rear lift linkage 2, 3 of a tractor is augmented by an hydraulic ram 5, 6 connected between the tractor and a load supporting frame 1 mounted on the lift links. The ram cylinder 5 is pivotally connected by a pin 9 to one of a series of holes 8 in the frame 1 and the piston-rod 6 is pivoted to a link 4, the upper end of which is pivoted to the frame 1 and the lower end is connected by a chain 7 to the tractor adjacent the upper link 3. The ram is connected to the hydraulic system of the tractor.