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  2. Air-line fitting - Wikipedia

    en.wikipedia.org/wiki/Air-line_fitting

    A female coupler is used on the supply side, and a male nipple is used on the receiving side. ... German/Walther 2.5 2.5 200.03 141 50 LP-002 ... US Industrial 1/2 ...

  3. Four-bar linkage - Wikipedia

    en.wikipedia.org/wiki/Four-bar_linkage

    A coupler connecting a crank and a slider in a single slider crank mechanism is often called a connecting rod, however, it has also been used to refer to any type of coupler. There are three basic types of planar four-bar linkage, depending on the use of revolute or prismatic joints:

  4. List of RF connector types - Wikipedia

    en.wikipedia.org/wiki/List_of_RF_connector_types

    A double DIN 1.6/5.6 bulkhead jack connector, crimp type, for 75 Ω coaxial cable A Type N connector (male), right-angled solder-type for semi-rigid coaxial cable with a diameter of 0.141-inch. 4.1-9.5 connector, standardized as DIN 47231 (in 1974) and IEC 60169-11 (in 1977) 4.3-10 connector, formerly known as DIN 4.3/10, now standardized as ...

  5. Buffers and chain coupler - Wikipedia

    en.wikipedia.org/wiki/Buffers_and_chain_coupler

    Narrow gauge flat wagons, 750 mm (2 ft 5 + 12 in). Note the single buffer with a hook on the right side and a chain on the other. On some narrow-gauge lines in Europe, and on the Paris Metro, a simplified version of the loose-coupler is used, consisting of a single central buffer with a chain underneath. Sometimes there are two chains, one ...

  6. Janney coupler - Wikipedia

    en.wikipedia.org/wiki/Janney_coupler

    The diagram from Beard's 1897 coupler patent [1]. Janney couplers were first patented in 1873 by Eli H. Janney (U.S. patent 138,405). [2] [3] Andrew Jackson Beard was amongst various inventors that made a multitude of improvements to the knuckle coupler; [1] Beard's patents were U.S. patent 594,059 granted 23 November 1897, which then sold for approximately $50,000, and U.S. patent 624,901 ...

  7. JIC fitting - Wikipedia

    en.wikipedia.org/wiki/JIC_fitting

    JIC fitting systems have three components that make a tubing assembly: fitting, flare nut, and sleeve. As with other flared connection systems, the seal is achieved through metal-to-metal contact between the finished surface of the fitting nose and the inside diameter of the flared tubing.

  8. Tightlock coupling - Wikipedia

    en.wikipedia.org/wiki/Tightlock_coupling

    On a standard-gauge railway, the nominal mounting height for the coupler (rail top to coupler center) is 33 inches (838 mm), with a 34 + 12 ± 1 inch (876 ± 25 mm) maximum height on empty cars and 31 + 12 ± 1 inch (800 ± 25 mm) minimum height on loaded cars.

  9. Piping and plumbing fitting - Wikipedia

    en.wikipedia.org/wiki/Piping_and_plumbing_fitting

    Flare connection: 1) Screw thread; 2) O-ring; 3) Body; 4) Nut; 5) Seal interface; 6) Support ring (sleeve), and 7) Flared tubing. Flared connectors should not be confused with compression connectors, which are generally not interchangeable. Lacking a compression ring, they use a tapered conical shaped connection instead. A specialized flaring ...