FR2095742A6 - Unsnagged withdrawal of fibres - with high speed - ejector nozzle - Google Patents

Unsnagged withdrawal of fibres - with high speed - ejector nozzle

Info

Publication number
FR2095742A6
FR2095742A6 FR7119779A FR7119779A FR2095742A6 FR 2095742 A6 FR2095742 A6 FR 2095742A6 FR 7119779 A FR7119779 A FR 7119779A FR 7119779 A FR7119779 A FR 7119779A FR 2095742 A6 FR2095742 A6 FR 2095742A6
Authority
FR
France
Prior art keywords
fibres
withdrawal
unsnagged
ejector nozzle
high speed
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
FR7119779A
Other languages
French (fr)
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.)
GEA Group AG
Original Assignee
Metallgesellschaft AG
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
Priority claimed from DE1785158A external-priority patent/DE1785158C3/en
Priority claimed from DE19702026697 external-priority patent/DE2026697A1/en
Application filed by Metallgesellschaft AG filed Critical Metallgesellschaft AG
Application granted granted Critical
Publication of FR2095742A6 publication Critical patent/FR2095742A6/en
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/02—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of forming fleeces or layers, e.g. reorientation of yarns or filaments
    • D04H3/03—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of forming fleeces or layers, e.g. reorientation of yarns or filaments at random
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/08—Melt spinning methods
    • D01D5/098—Melt spinning methods with simultaneous stretching
    • D01D5/0985—Melt spinning methods with simultaneous stretching by means of a flowing gas (e.g. melt-blowing)

Abstract

Unsnagged withdrawal of fibres or fibre tows as in the parent patent is modified such that the fibres of up to 2,000 in number can be withdrawn at still higher rates of up to 10,000 m per min., the withdrawal being effected using an ejector nozzle supplied with air of up to 50 atm.
FR7119779A 1968-08-17 1971-06-01 Unsnagged withdrawal of fibres - with high speed - ejector nozzle Expired FR2095742A6 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE1785158A DE1785158C3 (en) 1968-08-17 1968-08-17 Round nozzle for pulling off and depositing threads to form a thread fleece
DE19702026697 DE2026697A1 (en) 1970-06-01 1970-06-01 Unsnagged withdrawal of fibres

Publications (1)

Publication Number Publication Date
FR2095742A6 true FR2095742A6 (en) 1972-02-11

Family

ID=25755930

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7119779A Expired FR2095742A6 (en) 1968-08-17 1971-06-01 Unsnagged withdrawal of fibres - with high speed - ejector nozzle

Country Status (1)

Country Link
FR (1) FR2095742A6 (en)

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