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2. Trailer (vehicle) - Wikipedia

   en.wikipedia.org/wiki/Trailer_(vehicle)

   A horse trailer. There are a number of different styles of trailers used to haul livestock such as cattle, horses, sheep and pigs. The most common is the stock trailer, a trailer that is enclosed on the bottom, but has openings at approximately the eye level of the animals to allow ventilation. The horse trailer is a more elaborate form of ...

3. List of agricultural machinery - Wikipedia

   en.wikipedia.org/wiki/List_of_agricultural_machinery

   Agricultural equipment is any kind of machinery used on a farm to help with farming. The best-known example of this kind is the tractor. From left to right: John Deere 7800 tractor with Houle slurry trailer, Case IH combine harvester, New Holland FX 25 forage harvester with corn head.

4. Fifth-wheel coupling - Wikipedia

   en.wikipedia.org/wiki/Fifth-wheel_coupling

   A Thornycroft steam tractor with articulated trailer competed in the 1898 heavy vehicle trials in Liverpool which took place from May 24 to May 28. [1] Built by the Steam Carriage and Wagon Company of Chiswick, the trailer and tractor unit were connected by a turntable though the details of the coupling are not revealed apart from a schematic.

5. Drawbar (haulage) - Wikipedia

   en.wikipedia.org/wiki/Drawbar_(haulage)

   The drawbar requires a trailer which either loads the drawbar lightly (for example a small boat trailer, or caravan, or the load is the weight of the coupling components only (larger trailers, usually but not always with a steerable hauled axle, front or rear). By contrast, the fifth wheel is designed to transmit a proportion of the load's ...

6. Traction engine - Wikipedia

   en.wikipedia.org/wiki/Traction_engine

   A traction engine is a steam-powered tractor used to move heavy loads on roads, plough ground or to provide power at a chosen location. The name derives from the Latin tractus, meaning 'drawn', since the prime function of any traction engine is to draw a load

7. Tractor-trailers with no one aboard? The future is near for ...

   www.aol.com/news/tractor-trailers-no-one-aboard...

   The self-driving semi, outfitted with 25 laser, radar and camera sensors, is owned by Pittsburgh-based Aurora Innovation. Late this year, Aurora plans to start hauling freight on Interstate 45 ...

8. Monowheel tractor - Wikipedia

   en.wikipedia.org/wiki/Monowheel_tractor

   This used a tricycle cart chassis of welded sheet steel, [6] drawn by a tractor wheel mounted on a single small-diameter kingpin above it. [citation needed] The entire powertrain was carried on the wheel hub, [7] including an 8 brake horsepower (6.0 kW) JAP [citation needed] or 6 + 1 ⁄ 2 brake horsepower (4.8 kW) Douglas single cylinder ...

9. Continuous track - Wikipedia

   en.wikipedia.org/wiki/Continuous_track

   In 1877 Russian inventor Fyodor Abramovich Blinov created a horse-drawn tracked vehicle called "wagon moved on endless rails", [18] which received a patent the next year. In 1881–1888 he created a steam-powered caterpillar-tractor. This self-propelled crawler was successfully tested and showed at a farmers' exhibition in 1896. [18]