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  2. Lockrod - Wikipedia

    en.wikipedia.org/wiki/Lockrod

    Patented originally in 1912, the lockrod was first used to secure railroad boxcar doors. Today, sometimes confused with locking bars or bar locks, lockrods have evolved to secure virtually every trailer or container that has a swing door (a door that swings open and closed rather than rolls up).

  3. Fender (boating) - Wikipedia

    en.wikipedia.org/wiki/Fender_(boating)

    In boating, a fender is an air-filled ball or a device in other shape and material used to absorb the kinetic energy of a boat or vessel berthing against a jetty, quay wall or other vessel. [1] Fenders, used on all types of vessels, from cargo ships to cruise ships, ferries and personal yachts, prevent

  4. Twistlock - Wikipedia

    en.wikipedia.org/wiki/Twistlock

    The female part of the connector is the 7×7× 4 + 1 ⁄ 2 in (180×180×110 mm) corner casting, which forms each of the eight corners, welded to the container itself, and has no moving parts, only an oval hole in the tops of the four upper corners, and in the bottom of the four lower corners.

  5. Bridge protection systems - Wikipedia

    en.wikipedia.org/wiki/Bridge_protection_systems

    Pile-supported fender system on the James P. Houlihan Memorial Bridge. Fender systems attached to the pier with the goal to absorb the vessel impact. Their ability to withstand a typical ship collision is low. Fenders are built using a variety of materials: [8] thin-walled concrete box; thin-walled steel membrane steel; rubber.

  6. Willamette Falls Locks - Wikipedia

    en.wikipedia.org/wiki/Willamette_Falls_Locks

    The Wallamet Falls Canal and Locks Company, with authorized capital of $300,000, was incorporated on September 14, 1868 by N. Haun, Samuel L. Stephens, of Clackamas County, and experienced steamboat captain Ephraim W. Baughman (1835–1921) [7] [8] to "locate and construct a canal and suitable boat locks at the falls of the Willamette River, on the west side of said falls".

  7. Gladhand connector - Wikipedia

    en.wikipedia.org/wiki/Gladhand_connector

    A pair of gladhand connectors between railroad cars A gladhand connector on a trailer. A gladhand connector or gladhand coupler is an interlocking hose coupling fitted to hoses supplying pressurized air from a tractor unit to air brakes on a semi-trailer, [1] or from a locomotive to railway air brakes on railroad cars. [2]

  8. Lock (water navigation) - Wikipedia

    en.wikipedia.org/wiki/Lock_(water_navigation)

    The boat enters the lock. 8–9. The boat enters the lock. 3. The lower gates are closed. 10. The upper gates are closed. 4–5. The lock is filled with water from upstream. 11–12. The lock is emptied by draining its water downstream. 6. The upper gates are opened. 13. The lower gates are opened. 7. The boat exits the lock. 14. The boat exits ...

  9. Ballard Locks - Wikipedia

    en.wikipedia.org/wiki/Ballard_Locks

    [2]: 2 [3] [4]: 6 The Ballard Locks carry more boat traffic than any other lock in the U.S., and the locks, along with the fish ladder and the surrounding Carl S. English Jr. Botanical Gardens, attract more than one million visitors annually, making it one of Seattle's top tourist attractions.

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