ISO 2
ISO 2 -- mezhdunarodnyi standart, ustanovlennyi Mezhdunarodnoi organizatsiei po standartizatsii, kotoryi opredeliaet oboznacheniia napravleniia skrutki priazhi, kudeli, rovnitsy, trosov i soputstvuiushchikh izdelii[1].
V standarte ispol'zuiutsia zaglavnye bukvy S i Z dlia oboznacheniia napravleniia skruchivaniia[2]. Etot vybor obosnovan napravleniem naklona tsentral'nykh chastei sootvetstvuiushchikh bukv. Napravlennost' skruchivanii opredeliaetsia napravleniem skruchivanii po mere ikh udaleniia ot nabliudatelia. Takim obrazom, Z-skruchivanie schitaetsia pravostoronnim, a S-skruchivanie -- levostoronnim. Ispol'zovanie etikh dvukh bukv dlia odnoznachnogo oboznacheniia napravleniia vrashcheniia bylo shiroko rasprostraneno v priadil'noi promyshlennosti uzhe v 1950-e gody[3].
Primechaniia
[pravit' | pravit' kod]- | International Organization for Standardization (1973), ISO 2:1973 Textiles -- Designation of the direction of twist in yarns and related products, Arkhivirovano 7 ianvaria 2017, Data obrashcheniia: 4 avgusta 2013
- | The International Bureau For The Standardisation of Man-Made Fibres (BISFA) (2009), Terminology of man-made fibres (PDF), p. 49, Arkhivirovano iz originala (PDF) 23 noiabria 2015, Data obrashcheniia: 4 avgusta 2013
- | Himmelfarb, David. The Technology of Cordage Fibres and Rope : [angl.]. -- London : Leonard Hill, 1957. -- P. 116.
Ssylki
[pravit' | pravit' kod]- ISO 2:1973 Tekstil' -- Oboznachenie napravleniia skruchivaniia priazhi i soputstvuiushchikh izdelii.