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  2. Three-point hitch - Wikipedia

    en.wikipedia.org/wiki/Three-point_hitch

    Three-point hitches are composed of three movable arms. The two lower arms—the hitch lifting arms—are controlled by the hydraulic system, and provide lifting, lowering, and even tilting to the arms. The upper center arm—called the top link—is movable, but is usually not powered by the tractor's hydraulic system.

  3. Gravely Tractor - Wikipedia

    en.wikipedia.org/wiki/Gravely_Tractor

    The 800 series was replaced with the 8000 series by 1978, which offered more powerful engine configurations and an improved hydraulic lift option, yet retained the eight-speed transaxle. Many of the parts for the 800 and 8000 series designs, excepting the engine, are the same or compatible, and are readily available as new and used parts online ...

  4. Power take-off - Wikipedia

    en.wikipedia.org/wiki/Power_take-off

    A PTO at the rear end of a farm tractor A PTO (in the box at the bottom) in the center of the three-point hitch of a tractor. A power take-off or power takeoff (PTO) is one of several methods for taking power from a power source, such as a running engine, and transmitting it to an application such as an attached implement or separate machine.

  5. Ford N-series tractor - Wikipedia

    en.wikipedia.org/wiki/Ford_N-series_tractor

    All 9N tractors were painted dark grey. This tractor has a rear PTO, which could be used to drive three-point or towed implements. The Ferguson hitch was designed to solve some of the problems found in the earlier Fordson tractors, such as flipping over if the plow hit an obstruction. The upper link also would adjust the hydraulic lift to use ...

  6. Tractor - Wikipedia

    en.wikipedia.org/wiki/Tractor

    The Ford N-series tractor helped revolutionize modern mechanized agriculture with its Ferguson three point hitch. A tractor is an engineering vehicle specifically designed to deliver a high tractive effort (or torque) at slow speeds, for the purposes of hauling a trailer or machinery such as that used in agriculture, mining or construction.

  7. List of John Deere tractors - Wikipedia

    en.wikipedia.org/wiki/List_of_John_Deere_tractors

    The R also incorporated live hydraulics. PowrTrol, as it was known, provided the operator the ability to lift equipment by the pull of a lever. A pump powered by the PTO clutch provided 1,800 psi (12 MPa) of hydraulic pressure to a lever controlled valve. At 45 hp (34 kW) at the drawbar and 50 hp (37 kW) at the belt, it was the most fuel ...

  8. M939 series 5-ton 6×6 truck - Wikipedia

    en.wikipedia.org/wiki/M939_series_5-ton_6×6_truck

    The M936 was a wrecker used to recover disabled or stuck trucks and lift large components. A rotating, telescoping, and elevating hydraulic boom could lift a maximum of 20,000 pounds (9,100 kg). Although the truck was not meant to carry a load, the boom could support 7,000 pounds (3,200 kg) when towing.

  9. Loader (equipment) - Wikipedia

    en.wikipedia.org/wiki/Loader_(equipment)

    John Deere Front end loaders CAD model tracing of a tractor mounted loader mechanism CAD model tracing of a skid loader mechanism. A loader is a heavy equipment machine used in construction to move or load materials such as soil, rock, sand, demolition debris, etc. into or onto another type of machinery (such as a dump truck, conveyor belt, feed-hopper, or railroad car).