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  2. Door closer - Wikipedia

    en.wikipedia.org/wiki/Door_closer

    Door closers at this time were known as a door spring and check. Later these two devices were combined into one unit that both closed the door and slowed the speed at which this was done. These early "door closers" used a pneumatic piston to check the speed, later models used a hydraulic or oil filled device for the same effect.

  3. Lifetime Products - Wikipedia

    en.wikipedia.org/wiki/Lifetime_Products

    Lifetime Products Inc. is a privately owned company founded in Its main products are blow-molded polyethylene folding chairs and tables, picnic tables, home basketball equipment, [2] sheds, coolers, kayaks and paddleboards, and lawn and garden items, along with OEM steel and plastic items from other companies.

  4. Crash bar - Wikipedia

    en.wikipedia.org/wiki/Crash_bar

    Depressing the bar unlatches the door, allowing occupants to quickly leave the building. [3] Modern fire standards often mandate that doors be fitted with crash bars in commercial and other occupancies where mass evacuation may be slowed by other types of door openers. They are sometimes intended solely for emergency use and may be fitted with ...

  5. Lockset - Wikipedia

    en.wikipedia.org/wiki/Lockset

    Metal fire-resistance rated door with a lockset consisting of a locking latch bolt operated by lever handle with an escutcheon that encompasses the locking mechanism.. A lockset (alternatively lock set) is the hardware and components that make up the locking or latching mechanism that can usually be found on a door or other hinged object but can also include sliding doors and dividers. [1]

  6. Doorstop - Wikipedia

    en.wikipedia.org/wiki/Doorstop

    A doorstop (also door stopper, door stop or door wedge) is an object or device used to hold a door open or closed, or to prevent a door from opening too widely. The same word is used to refer to a thin slat built inside a door frame to prevent a door from swinging through when closed.

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    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

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