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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]
Velcro IP Holdings LLC, doing business as Velcro Companies and commonly referred to as Velcro, 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. History
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.
His work led to the development of the hook and loop fastener, which was initially sold under the Velcro brand name. [21] Serbo-Croatian uses the same word, čičak, for burdock and velcro; [22] Turkish does the same with the name pitrak, while in the Polish language rzep means both "burr" and "velcro". [23]
In some cases words have entered the English language by multiple routes - occasionally ending up with different meanings, spellings, or pronunciations, just as with words with European etymologies. Many entered English during the British Raj in colonial India. These borrowings, dating back to the colonial period, are often labeled as "Anglo ...
Both terms mean the same thing but could be construed to be completely different items. Similarly, a male standard-density D-sub with a size 1 shell can be named DE9M or DE9P; a female standard-density D-sub with a size 2 shell can be named DA15F or DA15S; a male high-density D-sub with a size 3 shell can be named DB44M or DB44P; and so forth.
The frog is the end-product of thousands years of traditional Chinese knotting craft, which is itself rooted in the Lào zi culture. [3] [11] As a form of fastener, the frog first appeared on traditional Chinese clothing, [1] [12] and can be traced back to the Song dynasty when fabric was braided into braid buckles to create the loop and the button knot.