Ads
related to: fire exit hardware for door knobs for sale craigslist houston
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.
Emergency exit in Universitetet metro station in Stockholm. An emergency exit in a building or other structure is a special exit used during emergencies such as fires.The combined use of regular and emergency exits allows for faster evacuation, and emergency exits provide alternative means of evacuation if regular exits are inaccessible.
An alternative form of rapid-exit fire escape developed in the early 1900s was a long canvas tube suspended below a large funnel outside the window of a tall building. A person escaping the fire would slide down the interior of the tube, and could control the speed of descent by pushing outward on the tube walls with their arms and legs.
AOL latest headlines, entertainment, sports, articles for business, health and world news.
A fire door is a door with a fire-resistance rating (sometimes referred to as a fire protection rating for closures) used as part of a passive fire protection system to reduce the spread of fire and smoke between separate compartments of a structure and to enable safe egress from a building or structure or ship.
Get breaking news and the latest headlines on business, entertainment, politics, world news, tech, sports, videos and much more from AOL
Ads
related to: fire exit hardware for door knobs for sale craigslist houston