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Base machine, usually a crawler crane, of adequate capacity Hose handling system, for both hydraulic and slurry hoses; these systems can use either a hose drum or a hose tension design Hydraulic cutter, which typically consists of two cutter wheels powered by a hydraulic motor , a slurry pump , and flaps to control its direction in case of ...
In 1948, collaboration between Caterpillar engineers and Trackson engineer saw the development of the HT4 Trackson hydraulic shovel. This was an all-new hydraulic shovel-loader design, integrated with the current model D4 tractor. The HT4 sold alongside the cable Traxacavators, until 1952, when the cable Traxcavator line ceased production.
The first major design change to tracked loaders came with the integration of hydraulic systems. Using hydraulics to power the loader linkages increased the power of the loader. More importantly, the loaders could apply down pressure to the bucket, vastly increasing their ability to dig compacted ground.
The Komatsu D575A is a 1,150 horsepower (860 kW) tractor crawler produced in a 'SR' or Super Ripper bulldozer/ripper configuration, or as a dedicated bulldozer in the form of the 'SD' or Super Dozer. [1] Both models can move 90 cubic yards (69 m 3) of material per pass using the standard blade.
Bucyrus-Erie 50-R, 55 feet high and housing a massive drill, was used in the successful rescue of two miners during the 1963 Sheppton, Pennsylvania mining disaster. [16] 1250-B/W and 1260-W walking draglines, with buckets between 33 and 45 cu yd (25 and 34 m 3).
The Oliver OC-9 was the first tractor crawler by Oliver Farm Equipment Company to employ the use of a torque converter. [2] Along with the OC-96 variant, this model was introduced in 1959 as the final model in the OC series, [1] marking a significant advancement in the company's technological standards.
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