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Various window blind styles. A window blind is a type of window covering. [1] There are many different kinds of window blinds which use a variety of control systems. A typical window blind is made up of several long horizontal or vertical slats of various types of hard material, including wood, plastic or metal which are held together by cords that run through the blind slats.
A roller shutter, security shutter, coiling door, roller door or sectional overhead door is a specialized type of door or window shutter consisting of multiple horizontal slats, bars, or web systems interconnected through hinges. The mechanism involves lifting the door to open it and lowering it to close.
Joseph W. Walker of Malden, Massachusetts, applied for a US patent for a basic louvered window in 1900.He was issued patent no. 687705 on November 26, 1901. [5] A popular hand-cranked glass, aluminum and screen window combination was later designed by American engineer Van Ellis Huff and found widespread use in temperate climates before the advent of air conditioning. [6]
The chord of the slat is typically only a few percent of the wing chord. The slats may extend over the outer third of the wing, or they may cover the entire leading edge . Many early aerodynamicists, including Ludwig Prandtl , believed that slats work by inducing a high energy stream to the flow of the main airfoil , thus re-energizing its ...
2GO Travel or 2GO Sea Solutions, also known simply as 2GO, is a ferry company based in Manila, Philippines, the shipping arm of 2GO Group, and the only remaining passenger cargo ferry company operating to and from Manila to Visayas and Mindanao, with its hubs located in Pier 4 at the Manila North Harbor and Batangas International Port.
Leading edge slats and slots are mounted on the top of the wings' leading edge and while they may be either fixed or retractable, when deployed they provide a slot or gap under the slat to force air against the top of the wing, which is absent on a Krueger flap. They offer excellent lift and enhance controllability at low speeds.
The second season of Love Is Blind premiered on Netflix on February 11, 2022, and concluded on February 25, 2022. A reunion episode was released on March 4, 2022, and a three-part companion piece entitled After the Altar was released on September 16, 2022.