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A traveler curtain, also called draw curtain, bi-parting curtain, or just traveler, is the most common type of front curtain used in theaters. Traveler curtains remain at a fixed elevation and open and close horizontally, break up and meet in the middle, and consequently require a minimum of fly space .
A window valance. A window valance (or pelmet in the UK) [1] is a form of window treatment that covers the uppermost part of the window and can be hung alone or paired with other window blinds, or curtains. Valances are a popular decorative choice in concealing drapery hardware. Window valances were popular in Victorian interior design.
Sash curtains are used to cover the lower sash of the windows. Rod pocket curtains have a channel sewn into the top of the fabric. A curtain rod is passed through the channel to hang. [15] Thermal or blackout curtains use very tightly woven fabric, usually in multiple layers. They not only block out the light, but can also serve as an acoustic ...
A wipe curtain, named after the film editing technique called a wipe, is a single large curtain that is rigged in a manner similar to traveler curtains. Unlike travelers, which consist of two curtains that part at center stage, a wipe opens from the left or right side of the proscenium and travels horizontally across the entire stage.
Engineer to order – Where some amount of product design work is done after receiving the order; A sales order is an internal document of the company, meaning it is generated by the company itself. A sales order should record the customer's originating purchase order which is an external document. Rather than using the customer's purchase ...
Curtain coating is a process that creates an uninterrupted curtain of fluid that falls onto a substrate. [1] [2] The substrate is transported on a conveyor belt or calender rolls at a regulated speed through the curtain to ensure an even coat of the die. The curtain is created by using a slit or die at the base of the holding tank, allowing the ...
In rotordynamics, order tracking is a family of signal processing tools aimed at transforming a measured signal from time domain to angular (or order) domain. These techniques are applied to asynchronously sampled signals (i.e. with a constant sample rate in Hertz) to obtain the same signal sampled at constant angular increments of a reference shaft.
A safety curtain is required per United States building codes if the proscenium wall is required to be fire rated. [1] The curtain is required to demonstrate a fire rating of approximately 30 min per testing. [2] In the UK, it is a requirement that a safety curtain must be fully down within the proscenium opening within 30 seconds of being ...