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  2. Oerlikon GDF - Wikipedia

    en.wikipedia.org/wiki/Oerlikon_GDF

    A typical fire unit consists of two twin 35 mm gun platforms with a single Skyguard fire control radar. Skyguard systems can also incorporate an optional SAM module based on the GDF's mount and radar system but with the guns replaced by four missile canisters. It can be armed with either AIM-7 Sparrow, RIM-7 Sea Sparrow or Aspide missiles.

  3. Fire door - Wikipedia

    en.wikipedia.org/wiki/Fire_door

    Fire-resistance rated door, with wire mesh glass vision panel Industrial grade fire door rated to hydrocarbon curve and blast resistance Double fire door immediately after 3-hour fire test inside a 4-hour rated Durasteel wall Double fire door after 3-hour fire test in a 4-hour Durasteel wall, during successful 45PSI (3.1 bar) hose stream test leading to a UL Listing [1]

  4. SimplexGrinnell - Wikipedia

    en.wikipedia.org/wiki/SimplexGrinnell

    This purchase included IBM's fire protection division. Originally, Simplex's fire alarm line simply consisted of relabeled IBM devices and control panels, but they began to introduce redesigned IBM products starting in the early 1960s. In the mid-1960s, Simplex attempted to introduce low-voltage DC systems; these panels were not a success.

  5. The Crane Group Companies - Wikipedia

    en.wikipedia.org/wiki/The_Crane_Group_Companies

    Products include wood composite decking and railing, exterior cladding products, vinyl fencing, OEM PVC profiles, wood doors and door-frames, and vinyl sheet piling. The group also has several service units in the roofing, security gate systems, and steel I-beam markets.

  6. Mark 56 Gun Fire Control System - Wikipedia

    en.wikipedia.org/wiki/Mark_56_Gun_Fire_Control...

    The first model of this model was delivered in August 1945, and has been in operation since the 1950s. Performance improvements continued after the war, and it became possible to start shooting in 2 seconds from the start of tracking for subsonic aircraft. [1]

  7. Rheinmetall Oerlikon Millennium Gun - Wikipedia

    en.wikipedia.org/wiki/Rheinmetall_Oerlikon...

    The weapon is designed to be controlled by an external fire-control system using either radar or electro-optical trackers. It is fitted with an optional onboard observation TV camera which relays imagery to an operator console from which it can also be aimed and fired in an emergency mode.

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