Digital Encyclopedia

Bed Assembly & Disassembly ********************************************************************************* Video Applications: Assembly, disassembly, Moving, Interior decor & Design 1. Wall protection from metal bed frames 2. Injury Prevention from a moving bed *** Relevant Background on Beds: " Most modern beds consist of a soft, cushioned  mattress  on a  bed frame , the mattress resting either on a solid  base , often wood slats, or a sprung base. Many beds include a  box spring inner-sprung base , which is a large mattress-sized box containing wood and springs that provide additional support and suspension for the mattress. Beds are available in many sizes, ranging from infant-sized  bassinets  and  cribs , to small beds for a single person or adult, to large queen and king-size beds designed for two people. While most beds are single mattresses on a fixed frame, there are other varieties, such as the  murphy bed , which folds ...

  Hydraulic Door Closer Installation  ***************************************** Hydraulic Door Opener Applications: Garage entry doors, Hallways, Shops/restaurants, Office, Emergency Doors, Security Entry/Exit Doors with alarms, Condo, Basements, Storage *** Relevant Background: " A  door closer  is defined as any  mechanical device  that closes a  door  in a controlled manner, preventing it from slamming, in general after someone opens it, [1]  or after it was automatically opened. The force used to open the door is stored in some type of spring and when released this energy is then utilised to return the door to a closed position. Door closers can be linked to a building’s fire alarm system. Where doors need to be held open for the majority of the time they are held back with an electromagnetic device. [2 ]   When the fire alarm is triggered it cuts power to the electromagnetic hold-open device allowing the doors to close. These hold...