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  2. Needlegun scaler - Wikipedia

    en.wikipedia.org/wiki/Needlegun_scaler

    A US Navy dockyard worker operates a needlegun while wearing vision, hearing, and respiratory protection. A US Navy Seaman uses a needlegun to remove old paint and corrosion aboard USS Kitty Hawk. [1] A needlegun scaler, needle scaler, or needle-gun is a tool used to remove rust, mill scale, and old paint from metal surfaces. [2]

  3. Air hammer (fabrication) - Wikipedia

    en.wikipedia.org/wiki/Air_hammer_(fabrication)

    Free-standing style. References. Air hammer (fabrication) A German pistol-type air hammer. An air hammer, also known as an air chisel, is a pneumatic hand tool used to carve in stone, and to break or cut metal objects apart. It is designed to accept different tools depending on the required function. [ 1 ]

  4. Pneumatic tool - Wikipedia

    en.wikipedia.org/wiki/Pneumatic_tool

    Pneumatic tool. Drilling a blast hole with a pneumatic drill (jackhammer). A pneumatic tool, air tool, air-powered tool or pneumatic-powered tool is a type of power tool, driven by compressed air supplied by an air compressor. Pneumatic tools can also be driven by compressed carbon dioxide (CO 2) stored in small cylinders allowing for portability.

  5. Needle gun - Wikipedia

    en.wikipedia.org/wiki/Needle_gun

    Carcano. The Carcano Fucile di Fanteria Modello 1860/67 needle gun was developed by Salvatore Carcano, an Italian technician. This rifle was operated by pulling a cocking knob on the back of the action, retracting the needle and allowing the bolt handle to be lifted. It was adopted in 1867 in Italy. The Carcano Modello 1868 needle fire rifle ...

  6. Jet injector - Wikipedia

    en.wikipedia.org/wiki/Jet_injector

    Types. A Med-E-Jet vaccination gun from 1980. A jet injector, also known as a jet gun injector, air gun, or pneumatic injector, is a medical instrument that uses a high-pressure jet of liquid medication to penetrate the skin and deliver medication under the skin without a needle. Jet injectors can be single-dose or multi-dose.

  7. Needlegun - Wikipedia

    en.wikipedia.org/wiki/Needlegun

    Needlegun. The APS underwater rifle, an underwater firearm designed by the Soviet Union in the early 1970s. A needlegun, also known as a needler, flechette gun or fletcher, is a firearm that fires small, sometimes fin-stabilized, metal darts or flechettes. Theoretically, the advantages of a needlegun over conventional projectile firearms are in ...

  8. Project HARP - Wikipedia

    en.wikipedia.org/wiki/Project_HARP

    Project HARP originated as the brainchild of Gerald Bull, a renowned but controversial ballistic engineer specializing in high-velocity guns and gun propulsion systems. [2] [3] In the mid-1950s, Bull was working on anti-ballistic missile (ABM) and intercontinental ballistic missile (ICBM) research at the Canadian Armaments and Research Development Establishment (CARDE) when he formulated the ...

  9. Pneumatic weapon - Wikipedia

    en.wikipedia.org/wiki/Pneumatic_weapon

    The low projectile speed requirement of a toy weapon greatly reduces the amount of air pressure needed; combined with the importance of safety in the toy industry, this has led to widespread adoption of pneumatic firing mechanisms in toy weapons, where a propellant reaction is not appropriate (although other technologies, such as rubber bands, can be used).