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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 ...
A suicide door on a Delahaye Type 135 Lincoln Continental with rear suicide doors, left-side doors open. A suicide door is an automobile door hinged at its rear rather than the front. [1] Such doors were originally used on horse-drawn carriages [2] but are rarely found on modern vehicles, primarily because they are less safe than front-hinged ...
The doors, measuring 4.45 metres (14.6 ft) wide and 7.53 metres (24.7 ft) high, consist of two leaves. [2] The panels and lintels of the doors are made of cast bronze. Each leaf pivots on pins installed in the floor at the bottom and in the architrave at the top. [3]
In the first half of the 1600s, at the beginning of the Edo period, the outermost groove was moved outside the line of pillars. 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.
Sliding glass door frames are often made from wood, aluminum, stainless steel, or steel, which also have the most strength. The most common material is PVC plastic. Replacement parts are most commonly needed for the moving-sliding parts of the door, such as the steel rollers that glide within the track and the locking mechanisms.
A door knocker is an item of door furniture that allows people outside a house or other dwelling or building to alert those inside to their presence. A door knocker has a part fixed to the door, and a part (usually metal) which is attached to the door by a hinge, and may be lifted and used to strike a plate fitted to the door, or the door itself, making a noise.