Abstract: A power operated wrench having a drive shaft, said drive shaft being initially driven by a motor to provide initial torque, overriding clutch means for driving said shaft and drive means for applying a predetermined torque via the clutch and thereafter rotating said shaft an additional predetermined amount.
Abstract: Machine for rebuilding by welding hard metal on track roller assemblies. The machine includes a system for recirculating coolant through the assembly during a welding operation and for controlling the temperature of the coolant. The machine further includes means whereby as one roller assembly is being rebuilt, the previously welded roller assembly is cooled by the circulation of coolant.
Abstract: A conveyor and shoe lifting assembly for tractor tracks of the type having a chain and a plurality of ground engaging shoes or grousers. The shoe lifting assembly includes a pair of spaced rails which are moved from a first position to a second position to engage and lift the shoes off of the chain during disassembly of the track links. Thereafter, the rails are moved from the second position to the first position to replace the shoes after reassembly of the track links.
Abstract: A tool bar assembly for use in track presses which includes a tool bar, tool holders, and bushing and pin tools adapted to be removably secured to said tool holders.
Abstract: A multi-pitch tool bar for receiving bushing and pin tools used in track presses employed in the assembly and disassembly of drive chains for the ground engaging shoes of track laying tractors.
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