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  2. Grappling hook - Wikipedia

    en.wikipedia.org/wiki/Grappling_hook

    Ancient Japanese iron kaginawa climbing hook A chain grapnel – used to recover a cable from the seabed. A grappling hook or grapnel is a device that typically has multiple hooks (known as claws or flukes) attached to a rope or cable; it is thrown, dropped, sunk, projected, or fastened directly by hand to where at least one hook may catch and hold on to objects.

  3. List of disappearing gun installations - Wikipedia

    en.wikipedia.org/wiki/List_of_disappearing_gun...

    This is a list of disappearing gun installations. These are artillery installed behind fortification walls with mechanisms that lift the gun for firing and then retract it to protection. These were installed, especially in coastal defenses , from the 1860s until as late as 1923, and were in service as late as the beginning of World War II .

  4. M-1956 load-carrying equipment - Wikipedia

    en.wikipedia.org/wiki/M-1956_Load-Carrying_Equipment

    The M-1956 LCE continued application of the belt-supported-by-suspenders concept, adopted by the U.S. Army at least as early as the pattern 1903 equipment. [2] The M-1956 "Belt, Individual Equipment" or pistol belt differed little in form and function from the M-1936 pistol belt and would accommodate any of the pouches and equipment that would mount on the M-1936 belt.

  5. Rock-climbing equipment - Wikipedia

    en.wikipedia.org/wiki/Rock-climbing_equipment

    Hooks are steel hooks of various shapes (e.g. bat hook, talon hook, grappling hook, etc.,) that are hung from cracks and flakes (e.g. the fifi hook and skyhook). They are mostly used in aid climbing but have been used in extreme traditional climbing routes as a last resort where the hook placement may not withstand a dynamic fall.

  6. Batman's utility belt - Wikipedia

    en.wikipedia.org/wiki/Batman's_utility_belt

    A rifle-like grappling gun first appeared in Frank Miller's Batman: The Dark Knight Returns #1. However, the now standard hand-held version of Batman's grappling gun first appeared in the 1989 Batman film. It gradually replaced the batarang and a rope in the comics after artist Norm Breyfogle introduced a grapple gun in Batman #458 in

  7. Arquebus - Wikipedia

    en.wikipedia.org/wiki/Arquebus

    The term arquebus is derived from the Dutch word haakbus ("hook gun"). [9] which was applied to an assortment of firearms from the 15th to 17th centuries. It originally referred to "a hand-gun with a hook-like projection or lug on its under surface, useful for steadying it against battlements or other objects when firing". [1]

  8. Latch - Wikipedia

    en.wikipedia.org/wiki/Latch

    It is a spring-loaded bolt with an angled edge. [1] [2] When the door is pushed closed, the angled edge of the latch bolt engages with the lip of the strike plate; a spring allows the bolt to retract. Once the door is fully closed, the bolt automatically extends into the strike plate, holding the door closed.

  9. Safety (firearms) - Wikipedia

    en.wikipedia.org/wiki/Safety_(firearms)

    The words "Loaded When Up" are present and the color red stands out against the gun's finish on this Ruger SR9. The loaded chamber indicator is a device present on many semi-automatic handguns intended to alert an operator that there is a round in the chamber.