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Corduroy is a textile with a distinctively raised "cord" or wale texture. Modern corduroy is most commonly composed of tufted cords, sometimes exhibiting a channel (bare to the base fabric) between them. Both velvet and corduroy derive from fustian fabric. Corduroy looks as if it is made from multiple cords laid parallel to each other. [1]
Tinsel wires or cords are used for telephony and audio applications in which frequent bending of electric cords occurs, such as for headsets and telephone handsets. It is also used in power cords for small appliances such as electric shavers or clocks, where stranded cable conductors of adequate mechanical size would be too stiff. [2]
Tinning is also used to provide lubrication between strands. Tinning was used to help removal of rubber insulation. Tight lays during stranding makes the cable extensible (CBA – as in telephone handset cords). [further explanation needed] In the 19th century and early 20th century, electrical cable was often insulated using cloth, rubber or ...
Wire-cloth of all degrees of strength and fineness of mesh is used for sifting and screening machinery, for draining paper pulp, for window screens, and for many other purposes. Vast quantities of aluminium, copper, nickel and steel wire are employed for telephone and data cables, and as conductors in electric power transmission, and heating.
Early bare and cloth-covered wires installed with staples; Knob and tube wiring, 1880s–1930s, using asphalt-saturated cloth or later rubber insulation; Armored cable, known by the genericized trademark "BX" - flexible steel sheath with two cloth-covered, rubber-insulated conductors [4] - introduced in 1906 but more expensive than open single ...
Black telephone sets were equipped from the factory with straight brown textile-covered cords until 1952, when synthetic rubber jacketed cords became standard equipment. Optional retractile coiled cords were available both in textile and rubber jackets since the early 1940s. The 302 was a rugged and easily repaired desk telephone.
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