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  2. Molly (fastener) - Wikipedia

    en.wikipedia.org/wiki/Molly_(fastener)

    Figure 1 of the original patent for the molly bolt, U.S. Patent No. 2,018,251. The molly bolt was patented in 1934 by George Frederick Croessant. [3] Although his patent acknowledges that expandable fasteners of this general kind were already known, Croessant's patent is intended to provide "an improved and adequate anchoring grip that may be retightened if necessary and that will permit ...

  3. Rail fastening system - Wikipedia

    en.wikipedia.org/wiki/Rail_fastening_system

    Fang bolts or rail anchor bolts have also been used for fixing rails or chairs to sleepers. The fang bolt is a bolt inserted through a hole in the sleeper with a fanged nut that bites into the lower surface of the sleeper. For fastening flat-bottomed rails, an upper-lipped washer can be used to grip the edge of the rail.

  4. Anchor bolt - Wikipedia

    en.wikipedia.org/wiki/Anchor_bolt

    Bonded anchors are also referred as adhesive anchors [9] or chemical anchors. The anchoring material is an adhesive (also called mortar) [3] usually consisting of epoxy, polyester, or vinylester resins. [1] In bonded anchors, the force-transfer mechanism is based on bond stresses provided by binding organic materials.

  5. Anchor - Wikipedia

    en.wikipedia.org/wiki/Anchor

    A stream anchor, which is usually heavier than a kedge anchor, can be used for kedging or warping in addition to temporary mooring and restraining stern movement in tidal conditions or in waters where vessel movement needs to be restricted, such as rivers and channels. [43] Charts are vital to good anchoring. [44]

  6. Capstan (nautical) - Wikipedia

    en.wikipedia.org/wiki/Capstan_(nautical)

    As ships and their anchors grew in size, the anchor cable or chain would be too big to go around the capstan. Also, a wet cable or chain would be difficult to manage. A messenger would then be used as an intermediate device. This was a continuous loop of cable or chain which would go around the capstan.

  7. Guard rail - Wikipedia

    en.wikipedia.org/wiki/Guard_rail

    Staircase railings in the Degré du roi, part of the Petit appartement du roi, in the Palace of Versailles, Versailles, France. Guard rails, guardrails, railings or protective guarding, [1] in general, are a boundary feature and may be a means to prevent or deter access to dangerous or off-limits areas while allowing light and visibility in a greater way than a fence.

  8. Clapboard - Wikipedia

    en.wikipedia.org/wiki/Clapboard

    Clapboard, in modern American usage, is a word for long, thin boards used to cover walls and (formerly) roofs of buildings. [1] Historically, it has also been called clawboard and cloboard . [ 2 ] In the United Kingdom , Australia and New Zealand , the term weatherboard is always used.

  9. United States involvement in regime change - Wikipedia

    en.wikipedia.org/wiki/United_States_involvement...

    Since the 19th century, the United States government has participated and interfered, both overtly and covertly, in the replacement of many foreign governments. In the latter half of the 19th century, the U.S. government initiated actions for regime change mainly in Latin America and the southwest Pacific, including the Spanish–American and Philippine–American wars.

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