US1871704A - Apparatus for the production of strong filaments of artificial silk by the stretch spinning process - Google Patents

Apparatus for the production of strong filaments of artificial silk by the stretch spinning process Download PDF

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Publication number
US1871704A
US1871704A US209231A US20923127A US1871704A US 1871704 A US1871704 A US 1871704A US 209231 A US209231 A US 209231A US 20923127 A US20923127 A US 20923127A US 1871704 A US1871704 A US 1871704A
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United States
Prior art keywords
filaments
groups
production
artificial silk
spinning process
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Expired - Lifetime
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US209231A
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English (en)
Inventor
Kempf Hubert
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.)
AMERICAN BEMBERG CORP
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AMERICAN BEMBERG CORP
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    • 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
    • D01D5/12—Stretch-spinning methods
    • D01D5/14—Stretch-spinning methods with flowing liquid or gaseous stretching media, e.g. solution-blowing

Definitions

  • nnmmn'rus roa "run rnonUcIiIon or srRoNe FILAMENTS or ARTIFICIAL 'sI ix BY rHEs'rRnrcH SPINNING rno'cnss 1 Application filed 3111y 29,"192'7, Serial No.
  • the present invention relates to i'mprovements in processes for the production of strong filaments of artificial silk by the stretch spinning process, and particularly by the cupro-ammonium stretch spinning process, as well as to apparatus "for carrying out the saidprocess.
  • strong filaments of artificial silk are obtained by the present process, in which the separate filaments are prevented from sticking together and lie next to one another without being entangled as in the production of thinner filaments.
  • strong filaments of artificial silk are produced by forming ina spinning apparatus two or more groups of filaments which'are treated and kept separated from each other until the filaments have lost their tackiness, after" which the groups of filaments are united to,
  • the process in accordance with the .inven-f tion may be carried out in iva'riousw-kinds of apparatus so long asthe spinnerettes are arranged to produce separate groups of filamentswhich are kept separate from "each other while passing'through a funnel and are ultimately combined together before being delivered from the apparatus.
  • .As many funnels as groups of filaments are being spinning apparatus and in which case the funnels lead to a common outlet tube.
  • casing instead of employing funnels disposed inside anouter: casing, this latter may itself have the shape o-f'a funnel and the ordinary funnels omitted: In this, formyof construction, the casings are provided with a common outlet. for the filaments. other shapes may also be employed where desirable.
  • I Various forms :o-fapparatus are illustrated diagrammatically by' way of example 'for carrying out the invention, I and in which ⁇ Figure 1 :showsan elevation of-a spinning.
  • FIG. 1 Figure2 is a plan view of the device Shown in Figure 1.
  • I 3 Figures '3 and 4 are elevation and plan views, respectively, of a modified form of the improved .spinning apparatus, 7 Figures 5 and 6. are, similar views ofa further modified form of the improved spinning apparatusf l
  • two spinnerettes a .and 0 through which the spinning solution may "be forced in the manner ordinarily used-in the production ofii 7 manufacturing artificialthread by-the cuproammonia stretch spinning process, are provided at, the top of the ca'singb.
  • Suitable vessels of I laments while within we the casing b is provided a split funnel made up of two separate inlet sections and 0 with a common outlet d.
  • the precipitating liquid is admitted through the tube e.
  • the groups of filaments f and i are dlscharged separately from the spinnerettes a and a? and are kept separate as .they pass.
  • M f Figures sand-'4 illustrate three separate funnel-shaped casings 6 b and '6
  • the casings are provided with a common outlet tube cl.
  • Thecasings b b b are provided with spinnercttes a (2 ,11 respectively.
  • the precipitating liquid may be admitted to the apparatus in any suitable manner.
  • Tubes 6 6 e may be employed if desired by means of whichprecipitating liquid may be admitted separately to the vessels'bl, b and 6 As illustrated in Figures?) and 6 an inlet-tube e may be disposed in knownmanner at -the junction of the tunnels and outlets.
  • 9 3 9 9 3 maybe disposed at the top of the vessels b 72 b respectively.
  • the precipitating liquid flows first inthe opposite direction to the movement of the groups of filaments and in'the I same direction fromthe point at which the the apparatus de- I for the production :of 7
  • Anartificial silk stretch spinning apparatus for producing threads, comprising a precipitating apparatus, a plurality of spinnerettes arranged to provide a pluralityof individual filaments arranged in separate groups, alplurality of funnels, eachof which 'is disposed toz-receive one of said groups of filaments, said funnels being provided with a common outlet tube for precipitating liquid and for the united groups of filaments, and
  • an inlet tube adapted to supply precipitating liquid to each of said funnels.
  • An artificial'silk stretch spinning apparatus for the production of threads, comprising a precipitating apparatus, a plurality of spinnerettes having separate apertures adapted to form av plurality ofindividual filaments arrangedin separate groups, 7
  • a plurality of funnels each disposed to, receive one of said groups of filaments and providedwith a common outlet tube for precipitating liquid and for the united groups of filaments, an inlet tube for supplying precipitating liquid positioned at the junction of said tunnels and an outlet tube positioned at the top of said funnels for-overflow precipitating' liquid.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
US209231A 1926-08-05 1927-07-29 Apparatus for the production of strong filaments of artificial silk by the stretch spinning process Expired - Lifetime US1871704A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE275637X 1926-08-05

Publications (1)

Publication Number Publication Date
US1871704A true US1871704A (en) 1932-08-16

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Family Applications (1)

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US209231A Expired - Lifetime US1871704A (en) 1926-08-05 1927-07-29 Apparatus for the production of strong filaments of artificial silk by the stretch spinning process

Country Status (4)

Country Link
US (1) US1871704A (OSRAM)
BE (1) BE344199A (OSRAM)
FR (1) FR638451A (OSRAM)
GB (1) GB275637A (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2885729A (en) * 1955-05-03 1959-05-12 Bayer Ag Stretch-spinning device for the manufacture of rayon

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2885729A (en) * 1955-05-03 1959-05-12 Bayer Ag Stretch-spinning device for the manufacture of rayon

Also Published As

Publication number Publication date
GB275637A (en) 1928-09-13
FR638451A (fr) 1928-05-25
BE344199A (OSRAM)

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