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Hook-and-loop fasteners, commonly known as Velcro (a genericized trademark), hook-and-pile fasteners or touch fasteners are versatile fastening devices that allow two surfaces to be repeatedly attached and detached with ease. Invented in the mid-20th century, they are widely used in clothing, accessories, and various industrial and consumer ...
Velcro IP Holdings LLC, [2] [4] [5] trading as Velcro Companies and commonly referred to as Velcro (pronounced / ˈ v ɛ l k r oʊ /), [1] is a British privately held company, founded by Swiss electrical engineer George de Mestral in the 1950s. It is the original manufacturer of hook-and-loop fasteners, which de Mestral invented. [2]
De Mestral gave the name Velcro, a portmanteau of the French words velours ("velvet"), and crochet ("hook"), to his invention as well as his company, which continues to manufacture and market the fastening system. [9] [7] However, hook and loop's integration into the textile industry took time, partly because of its appearance.
The fasteners were eventually manufactured in the form of hook-and-eye tape, consisting of two tapes, one equipped with hooks and the other equipped with eyelets so that the two tapes could be "zipped" together side by side. To construct the garment, sections of hook-and-eye tape were sewn into either side of the garment closure.
A fastener comprising a mated pair of screw and post (binding barrel), which are a machine screw and a nut that is barrel-shaped. The nut has a flange and a protruding boss that is internally threaded. The bolt (mated pair, screw and post) sits within the components being fastened, and the flange provides the bearing surface.
The risk, she said, is that pulling troops to demonstrate a show of force at the U.S. border might have the opposite effect of Trump's stated goal.
Although Velcro is used by many to refer to 'hook and loop fastener', it is not actually the name of any product, just the name of a company that produces hook and loop fasteners (see Velcro UK Site) To quote from Velcro's "About us" web page: Velcro is the name of our companies and the registered trademark for our products.
Typical fasteners (US quarter shown for scale) A fastener (US English) or fastening (UK English) [1] is a hardware device that mechanically joins or affixes two or more objects together. In general, fasteners are used to create non-permanent joints; that is, joints that can be removed or dismantled without damaging the joining components. [2]