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If the door swings toward you, it is "reverse swing"; or if the door swings away from you, it is "normal swing". In other words: In the United States: Left hand hinge (LHH): Standing outside (or on the less secure side, or on the public side of the door), the hinges are on the left and the door opens in (away from you). Right hand hinge (RHH ...
The actual sliding door is a movable rectangular framed sheet of window glass that is mounted parallel to a similar and often fixed similarly framed neighboring glass partition. The movable panel slides in a fixed track usually, and in its own plane parallel to the neighboring stationary panel. A specialty form, for Washitsu or "Japanese-style ...
In right-hand traffic countries, revolving doors typically revolve counter-clockwise (as seen from above), allowing people to enter and exit only on the right side of the door. In left-hand traffic countries such as Australia and New Zealand, [3] revolving doors revolve clockwise, [4] but door rotations are mixed in Britain. [5]
The hinging of casement windows is referred to using the following abbreviations: FCL refers to a left-handed window, where the hinges are located on the left and the locking mechanism is on the right. FCR is a right-handed window with the hinges on the right and the locking mechanism on the left. These definitions apply to a window when ...
Suicide door. 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 a front-hinged door. Being rear-hinged, if the vehicle were moving and the door opened, aerodynamic drag ...
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. Door closers can be linked to a building's fire and security alarm systems.
Doorstop. A doorstop (also door stopper, door stop or door wedge) is an object or device used to hold a door open or closed, or to prevent a door from opening too widely. The same word is used to refer to a thin slat built inside a door frame to prevent a door from swinging through when closed. A doorstop (applied) may also be a small bracket ...
Direction of movement. Leader (man) backing diagonal wall and about to step diagonally back (i.e., towards the wall); follower (lady) facing diagonal wall. Explanation see below. In ballroom dancing (and in some other types of partner dance), directions of progressive movement, in particular directions of steps, can be indicated either in ...