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Schroeder stairs can be perceived in two ways, depending on whether the viewer considers A or B to be the closer wall. Schroeder stairs (Schröder's stairs) is an optical illusion which is a two-dimensional drawing which may be perceived either as a drawing of a staircase leading from left to right downwards or the same staircase only turned upside down, a classical example of perspective ...
A dog-leg staircase A quarter-landing, on a dog-leg staircase, is made into an architectural feature, by the use of arches, vaulting and stained glass. A dog-leg is a configuration of stairs between two floors of a building, often a domestic building, in which a flight of stairs ascends to a quarter-landing before turning at a right angle and continuing upwards. [1]
A stair, or a stairstep, is one step in a flight of stairs. A staircase or stairway is one or more flights of stairs leading from one floor to another, and includes landings, newel posts, handrails, balustrades, and additional parts. [4] In buildings, stairs is a term applied to a complete flight of steps between two floors.
A metal safety rail has been added to the outside of this cantilevered stone staircase. A cantilever is a beam, which is anchored at only one end. Thus cantilevered stairs have a "floating" appearance, and they may be composed of different materials, such as wood, glass, stone, or stainless steel. [1]
On the Lémeray diagram, a stable fixed point corresponds to the segment of the staircase with progressively decreasing stair lengths or to an inward spiral, while an unstable fixed point is the segment of the staircase with growing stairs or an outward spiral.
Good lighting is important in a staircase so users see where they are going and to prevent falls. [6] There is often a window on the wall to let in daylight.In many cases, indoor stairs are placed far inside the building structure, and it is often not easy to get access to a wall on the outside where it would be natural to have a regular window for letting daylight in.
A loose ball cap finial on the newel post at the base of the stairway is a plot device in the 1946 classic It's a Wonderful Life.The same is used in jest in the 1989 film Christmas Vacation, in which Clark Griswold, in an emotional meltdown, cuts a loose finial off a newel post with a chainsaw.
China's first children's design museum, Kids Museum of Glass, has alternating black and white stair treads on its central staircase, earning the nickname "The Piano Staircase". [ 6 ] As part of the Underground Shopping Center Public Art Project, the Seoul Metropolitan Facilities Management Corporation built a piano staircase in the underground ...