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  2. Shade sail - Wikipedia

    en.wikipedia.org/wiki/Shade_sail

    Shade sail over playground in Australia. A shade sail − or somewhat more precise a textile sunshade sail or a textile sun protection sail − is a device to create outdoor shade based on the textile basic technology that can be found in a ship's sail. [1] Shade sails use a flexible membrane tensioned between several anchor points. While ...

  3. Austronesian vessels - Wikipedia

    en.wikipedia.org/wiki/Austronesian_vessels

    The conversion of the prop to a fixed mast in the crab claw sail led to the much later invention of the tanja sail (also known variously and misleadingly as the canted square sail, canted rectangular sail, boomed lugsail, or balance lugsail). Tanja sails were rigged similarly to crab claw sails and also had spars on both the head and the foot ...

  4. Tanja sail - Wikipedia

    en.wikipedia.org/wiki/Tanja_sail

    The sail face is asymmetrical in shape and most of the area is elongated to the sides, rather than upward like those of lug sail. Tanja sails were rigged similarly to crab claw sails and also had spars on both the head and the foot of the sails; but they were square or rectangular with the spars not converging into a point.

  5. Sail components - Wikipedia

    en.wikipedia.org/wiki/Sail_components

    Sail components include the features that define a sail's shape and function, plus its constituent parts from which it is manufactured. A sail may be classified in a variety of ways, including by its orientation to the vessel (e.g. fore-and-aft) and its shape, (e.g. (a)symmetrical, triangular, quadrilateral, etc.).

  6. Sailcloth - Wikipedia

    en.wikipedia.org/wiki/Sailcloth

    Sails made with synthetic fibers. Sailcloth is cloth used to make sails. It can be made of a variety of materials, including natural fibers such as flax, hemp, or cotton in various forms of sail canvas, and synthetic fibers such as nylon, polyester, aramids, and carbon fibers in various woven, spun, and molded textiles.

  7. Square-rigged caravel - Wikipedia

    en.wikipedia.org/wiki/Square-rigged_caravel

    Having been a combination of the carrack and the caravel, the square-rigged caravel was distinguished clearly from both ships by its combined sails (absent in the caravel), with four or more masts, usually three with lateen rigged sails and the fore-mast with two square sails, and by its hull design which was narrower and longer.