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  2. Power shovel - Wikipedia

    en.wikipedia.org/wiki/Power_shovel

    Power shovels are a type of rope/cable excavator, where the digging arm is controlled and powered by winches and steel ropes, rather than hydraulics like in the modern hydraulic excavators. Basic parts of a power shovel include the track system, cabin, cables, rack, stick, boom foot-pin, saddle block, boom, boom point sheaves and bucket.

  3. Crawler excavator - Wikipedia

    en.wikipedia.org/wiki/Crawler_excavator

    Boom Length: Typically 20 to 425 feet, depending on the excavator size; Tracks: Steel, rubber, or a combination for different terrains and applications; Crawler excavators are manufactured by a variety of heavy equipment companies, including Caterpillar, Komatsu, Hitachi, Volvo, Liebherr, and many others. The choice of brand and model is often ...

  4. Excavator - Wikipedia

    en.wikipedia.org/wiki/Excavator

    Generally, the 3 pumps used in excavators consist of 2 variable displacement piston pumps and a gear pump. The arrangement of the pumps in the excavator unit changes with different manufacturers using different formats. The three main sections of an excavator are the undercarriage, the house and the arm. The boom, the front part that is ...

  5. Marion Power Shovel Company - Wikipedia

    en.wikipedia.org/wiki/Marion_Power_Shovel_Company

    Marion excavators were used during construction of Magnitogorsk Iron and Steel Works in the Soviet Union in 1930s. Marion was the first fоreign machine there, in 1930. Poet Boris Ruchyov wrote the "Ballad of Excavator Marion" [Баллада об экскаваторе Марион] on this occasion. [5]

  6. Continuous track - Wikipedia

    en.wikipedia.org/wiki/Continuous_track

    Accordingly, vehicle laws and local ordinances often require rubberised tracks or track pads. A compromise between all-steel and all-rubber tracks exists: attaching rubber pads to individual track links ensures that continuous track vehicles can travel more smoothly, quickly, and quietly on paved surfaces.

  7. Takeuchi Manufacturing - Wikipedia

    en.wikipedia.org/wiki/Takeuchi_Manufacturing

    Takeuchi Mfg. Co., Ltd. (株式会社竹内製作所, Kabushiki-gaisha Takeuchi Seisakujo) is a Japanese heavy construction machinery company that manufactures excavators, track loaders, crawler dumpers and wheel loaders. Takeuchi was founded in 1963 by Akio Takeuchi as a construction equipment manufacturer.

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