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  2. Excavator controls - Wikipedia

    en.wikipedia.org/wiki/Excavator_controls

    ISO excavator controls illustration, color of the control matches the moving part. Additionally there is a switch on the right hand joystick to operate attached tools.

  3. Bucket-wheel excavator - Wikipedia

    en.wikipedia.org/wiki/Bucket-wheel_excavator

    Bucket wheel excavators and bucket chain excavators take jobs that were previously accomplished by rope shovels and draglines. They have been replaced in most applications by hydraulic excavators , but still remain in use for very large-scale operations, where they can be used for the transfer of loose materials or the excavation of soft to ...

  4. Dragline excavator - Wikipedia

    en.wikipedia.org/wiki/Dragline_excavator

    The bucket is maneuvered by means of a number of ropes and chains. The hoist rope, powered by large diesel or electric motors, supports the bucket and hoist-coupler assembly from the boom. The dragrope is used to draw the bucket assembly horizontally. By skillful maneuver of the hoist and the dragropes the bucket is controlled for various ...

  5. Hoist (device) - Wikipedia

    en.wikipedia.org/wiki/Hoist_(device)

    Hoist atop an elevator. A hoist is a device used for lifting or lowering a load by means of a drum or lift-wheel around which rope or chain wraps. It may be manually operated, electrically or pneumatically driven and may use chain, fiber or wire rope as its lifting medium.

  6. Excavator - Wikipedia

    en.wikipedia.org/wiki/Excavator

    House demolition by an excavator in Invermere, British Columbia. Excavators are used in many ways: Digging of trenches, holes, foundations; Material handling [6]; Brush cutting with hydraulic saw, mower, and stump removal attachments

  7. Crane (machine) - Wikipedia

    en.wikipedia.org/wiki/Crane_(machine)

    Manual crane from the late 19th century used for unloading small loads from ships at the Port of Barcelona, Spain A crane is a machine used to move materials both vertically and horizontally, utilizing a system of a boom , hoist , wire ropes or chains , and sheaves for lifting and relocating heavy objects within the swing of its boom.

  8. Three-point hitch - Wikipedia

    en.wikipedia.org/wiki/Three-point_hitch

    The three-point hitch (British English: three-point linkage) is a widely used type of hitch for attaching ploughs and other implements to an agricultural or industrial tractor. [ 1 ] [ 2 ] The three points resemble either a triangle, or the letter A.

  9. Hitch (knot) - Wikipedia

    en.wikipedia.org/wiki/Hitch_(knot)

    A hitch is a type of knot used to secure a rope to an object or another rope. Hitches are used in a variety of situations, including climbing , sailing , and securing loads . They are classified based on their ability to be tightened or released , their resistance to slipping , and their strength .