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#1971 CATERPILLAR D6C FULL#
#1971 CATERPILLAR D6C PORTABLE#
#1971 CATERPILLAR D6C LICENSE#
#1971 CATERPILLAR D6C SERIES#

#1971 CATERPILLAR D6C SERIES#

Upgraded in 1992 to the B series 785B & 789B.

Sangatta East Kalimantan, Indonesia Cat 785 Dump Truck (Convert section to a table for clarity and compactness)ĬAT 785B at Kaltim Prima Coal mine. The machine followed the lines of the successful Cat 777 line of trucks but with greater capacity. They built a proto-type model Cat 785 in 1983 and started testing of the 130 ton capacity dump truck. In the 1980s CAT decided to start building 100+ ton dump trucks to compete with Terex and Euclid. In the background with a dust suppression unit fitted on a dumper chassis is another older Cat machine. Expansion in the 60s was halted by the 70s energy crisis and recession, along with the need to replace machines which in some cases dated from the 1940s.Ī Cat 777B Dump truck and the smaller Cat 773B dump truck in front. The increase in open pit mining and the availability of high powered hydraulics lead to the growth in hydraulic excavators and an increase in the size of mining dump trucks. Since the 60's, tractor horse power steadily increased and the versatility of tires for transport out wieghed the advantages of increased traction from tracks. It brought tracks back to the fields after a steady decline. The planned program is 150 units of all types per year. It was always a benchmark of the National Industry, sample of it is that the first merchant ship of the country, with a gross record greater than 1000 tons, was built by ASTARSA for ReservoirsĪs of January 1970, the manufacture of 30 motor graders and five front loaders begins. (backhoe loaders on wheels and Caterpillar).

#1971 CATERPILLAR D6C LICENSE#

īut, in Argentina, sign a deal with Astarsa and provided road equipment, built under license Caterpillar (motor graders and front loaders) and under license Koehring Co. By 1996 they bought the whole company out.

#1971 CATERPILLAR D6C FULL#

These were based on a full Cat Drive train, and after a license agreement Cat bought a share of company for the rights to the designs in 1985 and the company changed name to Artix Ltd. of Redditch has one in their collection of preserved machines).ġ963 saw the first off highway dump truck launched, the model 769 with a 35 ton capacity.ġ974 saw the Introduction of Articulated Dumper Trucks (ADT) built by DJB in Peterlee, England. Caterpillar 944A traxcavator 2cu yd Loading shovel introduced in 1959.to add a line of graders, dropping models using competitors tractors for power units.ĭuring the war most of the output is for the Government and large numbers of machines were shipped abroad to the UK under Lend-lease, or shipped out to the Far East to assist in the retaking of the islands from the Japanese and build Airfields and harbors.This made them number one.Īfter the war the US Government started the Interstate program of road building, and in the UK rebuilding work and the start of the Motorways program requiring large numbers of earth moving machines, with contractors buying up army surplus machines. In 1928 they Took over the Russell Grader Manufacturing Co. Caterpillar 10-ton (from Holt) this was dropped in late 1925 in favour of the 60.The First models were from the old companies, but renamed as Best Gas Traction company to form what was to come Caterpillar. 1004 and is today in preserved in America. It was originally built as a wheeled machine in 1904.īy 1908 Holt was building the Holt 40 a 25hp gas powered crawler tractor. In 1905 Holt built the No.77 with tracks in place of wheels. The Holt 70hp was a 3 wheeled Mechanical tractor built in 1905. This new company acquired the rights to manufacture the Lombard Log Hauler, an early tracked crawler, and began producing "tracklayer" tractors Best Gas Traction Company" which built gasoline-powered tractors. Best, the son of the founder then formed his own rival company, the "C. Best Manufacturing was bought by Holt in 1908.Ĭ.L.

In 1890 the company purchased the rights to manufacture the Remington steam engine and produced a range of steam-driven farm machinery, including steam tractors and combine harvesters.

#1971 CATERPILLAR D6C PORTABLE#

15.12 Challenger Rubber Tracked Tractorsīest Invented a portable grain cleaner in 1871, soon followed by a combine harvester.

15.11 Wheeled Loaders (Loading Shovels).11 The Mining Giants Created by Caterpillar.