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His first production model had a dual-track frame 30 inches (760 mm) high by 42 inches (1,100 mm) wide by 9 feet (2.7 m) long. Its tracks used 3 by 4 inches (76 mm × 102 mm) slats made of the same redwood used previously to produce wagon wheels. Holt sold the first model of steam-powered tractor crawlers for US$5,500. [18]
For example, Caterpillar's smallest mini-excavator weighs 2,060 pounds (930 kg) and has 13 hp; [8] their largest model is the largest excavator available (developed and produced by the Orenstein & Koppel, Germany, until the takeover 2011 by Caterpillar, named »RH400«), the CAT 6090, which weighs in excess of 2,160,510 pounds (979,990 kg), has ...
Benjamin returned to Stockton and utilizing his knowledge and his company metallurgical capabilities he became the first to design and manufacture a practical continuous tracks for use in tractors. On November 24, 1904, in the fields around Stockton, California , he successfully demonstrated the first successful track-type tractor.
Case was the first company to introduce the factory-integrated backhoe loader. [13] [14] In February 2017, the firm released an upgraded backhoe loader in Europe, which meets the Stage IV/Tier 4 Final emissions regulations. [15] [16] [17] CASE CX300D and CX370D crawler excavators.
CAT D10N at work in Rishon LeZion, Israel. Among modern tractors, the High Drive (elevated sprocket) design was unique to Caterpillar products. The concept originated in 1914 with Caterpillar predecessor C. L. Best Tractor's 30 Humpback; [citation needed] this tractor was discontinued a year later, and the only other tractor to use the concept until the D10's introduction was the Cletrac Model ...
By 1922, Link-Belt expanded into the crawler-mounted crane-shovel excavator market. The company continued building rail-based cranes and material-handling equipment, but the rail-based market continued shrinking. By its 50th anniversary in 1925, Link-Belt operated ten large manufacturing plants and 27 branch offices across the United States.
A Fiatallis FR15B wheel loader in Montana, 2003 A Fiatallis 41-B bulldozer. Fiatallis (1983 to early 2000s, Fiat-Allis 1974 to 1982), was a brand of heavy equipment (also called construction equipment, earthmoving equipment, or engineering vehicles), such as loaders, bulldozers, backhoes, scrapers, and graders.
The first production trencher rolled off the assembly line in 1949. Called the "endless conveyor ditch digging machine," It was the first mechanized, compact service-line trencher developed for laying underground water lines between the street main and the house. It was initially marketed for $750 per machine.