Search results
Results from the WOW.Com Content Network
A crash bar (also known as a panic exit device, panic bar, or bump bar) [1] [2] is a type of door opening mechanism which allows users to open a door by pushing a bar. While originally conceived as a way to prevent crowd crushing in an emergency, crash bars are now used as the primary door opening mechanism in many commercial buildings.
Working with his neighbor, Henry H. DuPont, an Indianapolis architect, the two men developed and were awarded a series of nine patents relating to new and improved exit door hardware. All of the patent designs focused on a single lever bar (and related hardware) that would cause a locked door to pop open when simple interior pressure was ...
In the US, UL rated doors must retain their rating: in new construction doors are cored and then rated. but in retrofits, the doors must be re-rated. Electrified exit hardware, sometimes called "panic hardware" or "crash bars", are used in fire exit applications. A person wishing to exit pushes against the bar to open the door, making it the ...
HARTFORD, Conn. (AP) Entering an empty, unfamiliar house with a stranger is all in a day's work for real estate agents, most of them women. "You're on your own," said Nicholle D. Dagata, a real ...
Modern manual door closer Eclipse door spring and separate checking mechanism. A door closer is a mechanical device that regulates the speed and action of a door’s swing. [1] Manual closers store the force used to open the door in some type of spring and reuse it to close the door. Automatic types use electricity to regulate door swing behavior.
Exit control lock transmitter. If a newborn baby is removed from this section of the hospital without proper exit procedures, all exit control locks in the area switch to the locked state. Attempts to remove the transmitter from the baby's ankle also lock the exits. If the transmitter falls out (as shown here) an alarm sounds.
See today's average mortgage rates for a 30-year fixed mortgage, 15-year fixed, jumbo loans, refinance rates and more — including up-to-date rate news.
If you love Scrabble, you'll love the wonderful word game fun of Just Words. Play Just Words free online!