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Monkey tail window handle – is shaped like a monkey’s tail, long and with a curve at the bottom. Spade handles – also known as blade handles, is typically made from aluminium or UPVC depending on the design and material of windows. These handles also use the two-peg locking mechanism.
A Crémone or "Crémone Bolt" is a type of decorative hardware used as a locking device to fasten a pair of casement windows. [1] A knob or lever handle is linked by a rack and pinion to a pair of half-round rods or "surface bolts" which slide over the outside surface of the door or window and extend into sockets at the head and sill of the opening.
In addition, during a fire or a similar emergency situation in which it is necessary to escape, lockable windows, window shutters or grilles (especially fixed ones) may become dangerous obstacles, so it is necessary to ensure that the keys are as close to the windows as is practical or, if a window is an important emergency exit, that it can be ...
Variants of casement windows are still the norm in many European countries. They are sometimes opened with a crank, lever, or cam handle, which is placed around hand height or at the bottom and serves as a window lock. [2] A crank, stay, or friction hinge is necessary when the window opens outward, to hold the window in position despite wind.
A disadvantage to door bar installation is that the door must be level with the wall, so the lock cannot be used if the home has trim that projects from the wall. Intercoms, peep holes, and mail slots can all serve purposes similar to the door chain when dealing with strangers, and function without opening the door.
A window is an opening in a wall, door, roof, or vehicle that allows the exchange of light and may also allow the passage of sound and sometimes air.Modern windows are usually glazed or covered in some other transparent or translucent material, a sash set in a frame [1] in the opening; the sash and frame are also referred to as a window. [2]