DE3071779D1 - A process for manufacturing a textured multifilament yarn having alternating twists - Google Patents

A process for manufacturing a textured multifilament yarn having alternating twists

Info

Publication number
DE3071779D1
DE3071779D1 DE8080304187T DE3071779T DE3071779D1 DE 3071779 D1 DE3071779 D1 DE 3071779D1 DE 8080304187 T DE8080304187 T DE 8080304187T DE 3071779 T DE3071779 T DE 3071779T DE 3071779 D1 DE3071779 D1 DE 3071779D1
Authority
DE
Germany
Prior art keywords
manufacturing
multifilament yarn
textured multifilament
alternating twists
twists
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE8080304187T
Other languages
German (de)
Inventor
Takao Negishi
Teiryo Kojima
Kazuo Tomiita
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toray Industries Inc
Original Assignee
Toray Industries Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8187307&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3071779(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Toray Industries Inc filed Critical Toray Industries Inc
Application granted granted Critical
Publication of DE3071779D1 publication Critical patent/DE3071779D1/en
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
    • D02G1/00—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics
    • D02G1/02—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics by twisting, fixing the twist and backtwisting, i.e. by imparting false twist
    • D02G1/0206—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics by twisting, fixing the twist and backtwisting, i.e. by imparting false twist by false-twisting
    • D02G1/024—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics by twisting, fixing the twist and backtwisting, i.e. by imparting false twist by false-twisting with provision for imparting irregular effects to the yarn
DE8080304187T 1980-11-21 1980-11-21 A process for manufacturing a textured multifilament yarn having alternating twists Expired DE3071779D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP19800304187 EP0052678B1 (en) 1980-11-21 1980-11-21 A process for manufacturing a textured multifilament yarn having alternating twists

Publications (1)

Publication Number Publication Date
DE3071779D1 true DE3071779D1 (en) 1986-10-30

Family

ID=8187307

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8080304187T Expired DE3071779D1 (en) 1980-11-21 1980-11-21 A process for manufacturing a textured multifilament yarn having alternating twists

Country Status (2)

Country Link
EP (1) EP0052678B1 (en)
DE (1) DE3071779D1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB815202A (en) * 1956-08-04 1959-06-17 Inventa Ag Improvements relating to the production of crimped yarn of continuous filaments of synthetic linear polymers
GB1406421A (en) * 1971-10-13 1975-09-17 Ici Ltd Production of bulked yarn
US3978647A (en) * 1971-12-20 1976-09-07 Mitsubishi Rayon Co., Ltd. Highly coherent and rigid synthetic multifilamentary yarn and process for manufacturing the same
DE2831868C2 (en) * 1978-07-20 1983-11-10 Akzo Gmbh, 5600 Wuppertal Process for the production of a highly twisted, alternating S and Z twists, synthetic filament yarn with a crêpe yarn character

Also Published As

Publication number Publication date
EP0052678A1 (en) 1982-06-02
EP0052678B1 (en) 1986-09-24

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation