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  2. Ringfeder - Wikipedia

    en.wikipedia.org/wiki/Ringfeder

    The brand manufactures bolt couplings, hook couplings, drawbar eyes, underrun protections and accessories. Ringfeder is part of VBG Truck Equipment, one of the divisions in the VBG Group , a large international industrial group.

  3. Drawbar (haulage) - Wikipedia

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

    A large ballast tractor pulling a load using a drawbar General duty tow hitch from VBG on a truck and a drawbar on a trailer, showing a connected drawbar eye Rockinger drawbar coupling, in which the drawbar eye gets locked. A drawbar is a solid coupling between a hauling vehicle and its hauled load. Drawbars are in common use with rail ...

  4. Three-point hitch - Wikipedia

    en.wikipedia.org/wiki/Three-point_hitch

    Towing with a drawbar is a good, practical system for many purposes, and it has continued to be used even up to today, but the three-point hitch outperforms it in several ways (described below). Harry Ferguson patented the three-point linkage for agricultural tractors in Britain in 1926. He had long been a champion of the importance of rigid ...

  5. Fifth-wheel coupling - Wikipedia

    en.wikipedia.org/wiki/Fifth-wheel_coupling

    The fifth-wheel coupling provides the link between a semi-trailer and the towing truck, tractor unit, leading trailer or dolly. The coupling consists of a kingpin , a 2-or- 3 + 1 ⁄ 2 -inch-diameter (50.8 or 88.9 mm) vertical steel pin protruding from the bottom of the front of the semi-trailer, and a horseshoe-shaped coupling device called a ...

  6. Railway coupling - Wikipedia

    en.wikipedia.org/wiki/Railway_coupling

    The balance lever coupling, also central buffer coupling with two screw coupling, is a coupler commonly used on narrow gauge railroads with tight curves. By swapping the pulling and pushing devices, the standard screw coupling used on standard gauge railroads became a center buffer coupling with one screw coupling on each side of the buffer.

  7. Trailer connectors in Europe - Wikipedia

    en.wikipedia.org/wiki/Trailer_connectors_in_Europe

    Multicon [1] Feder and Multicon WeSt (Welt Standard) connectors are precursors to ISO 11446 in a design that is intended to be compatible with ISO 1724.This means that if a towing vehicle has an outlet of this type it should be able to connect a trailer with a standard 7-pin or 5-pin connector according to ISO 1724, provided that the trailer coupling follows the standard and that the trailer ...

  8. Buffers and chain coupler - Wikipedia

    en.wikipedia.org/wiki/Buffers_and_chain_coupler

    Buffers and chain couplers (or couplings) – also known as "buffers and screw", "screw", and "screwlink" – are the de facto International Union of Railways (UIC) standard railway coupling used in the EU and UK, and on some railways in other parts of the world, such as in South America and India, on older rolling stock.

  9. Drawbar - Wikipedia

    en.wikipedia.org/wiki/Drawbar

    Drawbar may refer to: Drawbar (defense), a defensive implement used to secure a door or gate in a medieval building; Drawbar (haulage), a device for coupling a hauling vehicle to a load; Drawbar (machine tool), a device for securing tools e.g. in milling machines; A slider control on a Hammond organ used for changing the timbre and sound of the ...