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A sliding glass door, sometimes called an Arcadia door or patio door, is a door made of glass that slides open and sometimes has a screen (a removable metal mesh that covers the door). Australian doors are a pair of plywood swinging doors often found in Australian public houses.
In 1954, Dee Horton and Lew Hewitt invented the first sliding automatic door. The automatic door used a mat actuator. In 1960, they co-founded Horton Automatics Inc and placed the first commercial automatic sliding door on the market. [5] With the invention of the Gunn diode, microwave motion detectors became common in automatic doors in the 1970s.
To use a revolving door, a person enters the enclosure between two of the doors and then moves continuously to the desired exit while keeping pace with the doors. Revolving doors were designed to relieve the immense pressure caused by air rushing through high-rise buildings (referred to as stack effect pressure) while at the same time allowing ...
Carl Jacob Prinzler (June 6, 1870 – May 30, 1949) was an American engineer who invented the "panic bar" device for doors that allowed them to be opened from the inside despite being locked on the outside.
A Dutch door with the top half open, in South Africa Woman at a Dutch Door, 1645, by Samuel van Hoogstraten Old half-door in East Crosherie, Wigtownshire, Scotland. A Dutch door (American English), stable door (British English), or half door (Hiberno-English) is a door divided in such a fashion that the bottom half may remain shut while the top half opens.
The wooden shutters placed in this groove interlocked edge-to-edge, and were called ama-do (雨戸, "rain-door"): they were storm shutters, used only at night and in poor weather. [ 93 ] [ 108 ] To open the building in the morning, each ama-do would be slid along ( rotating at corners ) to the end of groove, where they were stacked in a box ...
The Doors of the Roman Pantheon are the main entrance bronze doors to the rotunda of the Roman Pantheon. As a monument of applied arts , the exact date of their creation has remained open to speculation for centuries, with scholars attempting to determine the age of the doors and whether they are contemporaneous with the Pantheon.
A trapdoor or hatch is a sliding or hinged door that is flush with the surface of a floor, ceiling, or roof. [1] It is traditionally small in size. [2] It was invented to facilitate the hoisting of grain up through mills, however, its list of uses has grown over time. [3]