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2. Ruston-Bucyrus - Wikipedia

   en.wikipedia.org/wiki/Ruston-Bucyrus

   From 1985 onwards, all new machines carried the 'RB' name instead of 'Ruston-Bucyrus', and in 1987, a new mechanical/hydraulic powered 51–60 model developed from the 38-RB was offered for use as a crane or dragline excavator [1] In 1990, RB bought from its rival Priestman, the design and manufacturing rights to Priestman's Variable ...

3. Crawler excavator - Wikipedia

   en.wikipedia.org/wiki/Crawler_excavator

   A crawler excavator, also known as a track-type excavator or tracked excavator, is a type of heavy construction equipment primarily used for excavation and earthmoving tasks. It is characterized by its tracked undercarriage, which provides superior mobility and traction compared to wheeled excavators, especially in soft, uneven, or unstable ...

4. Bucyrus-Erie - Wikipedia

   en.wikipedia.org/wiki/Bucyrus-Erie

   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. [17] 1250-B/W and 1260-W walking draglines, with buckets between 33 and 45 cu yd (25 and 34 m 3).

5. Hydraulic machinery - Wikipedia

   en.wikipedia.org/wiki/Hydraulic_machinery

   A hydraulic system uses an incompressible liquid as its fluid, rather than a compressible gas. The popularity of hydraulic machinery is due to the large amount of power that can be transferred through small tubes and flexible hoses, the high power density and a wide array of actuators that can make use of this power, and the huge multiplication ...

6. Rockwell Tools - Wikipedia

   en.wikipedia.org/wiki/Rockwell_Tools

   Rockwell Tools is a line of power tools that is currently owned and distributed by Positec Tool Corporation, a China-based company with North American headquarters in Charlotte, North Carolina. [ 1 ] [ 2 ] The brand offers power tools and hand tools that are most often used in professional and private construction , automotive repair , and ...

7. Bulldozer - Wikipedia

   en.wikipedia.org/wiki/Bulldozer

   A bulldozer or dozer (also called a crawler) is a large, motorized machine equipped with a metal blade to the front for pushing material: soil, sand, snow, rubble, or rock during construction work. It travels most commonly on continuous tracks , though specialized models riding on large off-road tires are also produced.

8. Excavator - Wikipedia

   en.wikipedia.org/wiki/Excavator

   The two main pumps supply oil at high pressure (up to 5000 psi, 345 bar) for the arms, swing motor, track motors and accessories while the third is a lower pressure (≈700 psi, 48 bar) pump for pilot control of the spool valves; this third circuit allows for reduced physical effort when operating the controls. Generally, the 3 pumps used in ...

9. McCormick-Deering W series tractors - Wikipedia

   en.wikipedia.org/wiki/McCormick-Deering_W_series...

   The McCormick-Deering W series tractors were a range of standard-tread farming and industrial tractors produced by International Harvester that were derived from the Farmall letter series row-crop tractors of the 1940s and 1950s. Branded by International Harvester as McCormick-Deering products, with the same styling and red paint as the Farmall ...