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  2. Caterpillar D11 - Wikipedia

    en.wikipedia.org/wiki/Caterpillar_D11

    The Caterpillar D11 can be distinguished from the Komatsu D475 by the elevated drive sprocket, or "High Drive" system, which results in a triangular, rather than oval, shaped track. The updated version of the Komatsu, the D575A , is the world's largest production bulldozer at 168 short tons (152 t) and 1,150 hp (860 kW). [ 5 ]

  3. Caterpillar D9 - Wikipedia

    en.wikipedia.org/wiki/Caterpillar_D9

    In 1968, Caterpillar bought the rights to this concept, thus the 770 hp (570 kW) DD9G was created (DD stands for Dual D9G). [1] Peterson also built the first SxS D9G, which has two D9Gs side-by-side, pushing a 24-foot (7.3 m)-wide bulldozer blade. In 1969, Caterpillar introduced this new SxS D9G.

  4. Caterpillar D8 - Wikipedia

    en.wikipedia.org/wiki/Caterpillar_D8

    The Caterpillar D8 is a medium track-type tractor designed and manufactured by Caterpillar. Though it comes in many configurations, it is usually sold as a bulldozer equipped with a detachable large blade and a rear ripper attachment.

  5. Bucket-wheel excavator - Wikipedia

    en.wikipedia.org/wiki/Bucket-wheel_excavator

    Note the 40-ton CAT wheeled dozer at lower left for size comparison. A bucket-wheel excavator (BWE) is a large heavy equipment machine used in surface mining. Their primary function is that of a continuous digging machine in large-scale open-pit mining operations, removing thousands of tons of overburden a day.

  6. Caterpillar D10 - Wikipedia

    en.wikipedia.org/wiki/Caterpillar_D10

    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 ...

  7. Caterpillar: Strengths, Weaknesses, Opportunities, Threats - AOL

    www.aol.com/news/2012-02-03-caterpillar...

    Cat's total debt-to-equity ratio stands high at 258%. It needs to continuously boost margins and ensure cash flow is strong enough to cover interest and debt-related payments as they come due.

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