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Publication numberUS3672802 A
Publication typeGrant
Publication dateJun 27, 1972
Filing dateMay 25, 1970
Priority dateMar 15, 1967
Publication numberUS 3672802 A, US 3672802A, US-A-3672802, US3672802 A, US3672802A
InventorsMatsui Maso, Tokura Susuma, Utsuhara Yutaka, Yamabe Masahiro
Original AssigneeKanegafuchi Spinning Co Ltd
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Apparatus for producing multilayer filament
US 3672802 A
Images(26)
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Description  (OCR text may contain errors)

APPARATUS FOR PRODUCING MULTILAYER FILAMENT Original Filed March 6, 1968 26 Sheets-Sheet 1 Fig. I Fig.2 Fig. 3 ig. 4 i glil Fig. 5 Fig. 6 Fig. 7 Fig. 8

APPARATUS FOR PRODUCING MULTILAYER FILAMENT Original Filed March 6, 1968 26 Sheets-Sheet 2 June 27, 1972 MASQ MATSU] EI'AL' 3,672,802 1 APPARATUS FOR PRODUCING MULTILAYER FILAMENT Original Filed March 6, 1968 2e Sheets-Sheet 4 June 1972 MASO MATSUI ET L 3,672,802

APPARATUS FOR PRODUCING MULTILAYER FILAMENT Original Filed March 6, 1968 26 Sheets-Sheet 5 Fig.20

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June 27, 1 972 MASO MATSUI ETAL 3,672,302 I APPARATUS FOR PRODUCING MULTILAYER FILAMENT 26 Sheets-Sheet 6 Original Filed March 6, 1968 ne 27 1972 MASO MATSUI ETA!- APPARATUS FOR PRODUCING MULTILAYER FILAMENT Original Filed March 6, 1968 26 Sheets-Sheet 7 Fig 23 June 27, 1972 MASO MATSUI, HAL 3,672,802

APPARATUS FOR PRODUCING MULTILAYER FILAMENT Original Filed March 6, 1968 26 Sheets-Sheet} Fig 25 June 21, 1972 M50 MATSUI 3,672,802

APPARATUS FOR PRODUCING MULTILAYER FILAMENT Original Filed March 6, 1968 26 sheets-sheets APPARATUS FOR PRODUCING MULTILAYER FILAMENT Original Filed March 6, 1968 26 Sheets-SheetjQ Fig.3!

ll l3 I2 Fig. 32

June 27Q172 MASQ MATSU] EI'AL 3,672,802

APPARATUS FOR PRODUCING MULTILAYER FILAMENT Original Filed Marsha, 1968 26 Sheet-Sheet 11 Fig. 34

J IOI I03 I05 I02 IIO June 21, 1912 7 M50 MATSU' 3,672,802

APPARATUS FOR PRODUCING MULTILAYER FILAMENT Original Filed March 6, 1968 26 Sheets-Sheet 12 June 27, 1972 MASO MATSUI ETA!- 3,672,802

APPARATUS FOR PRODUCING MULTILAYER FILAMENT 26 Sheets-Sheet 15 Original Filed March 6, 1968 ET AL June 21., 1-972 MASO MATSU' 3,672,802

APPARATUS FOR PRODUCING MULTILAYER FILAMENT Original Filed March 6, 1968 i 26 Sheets-Sheet 14 I05 I04 Rno June 21, 1972 MATSU' 3,672,802

APPARATUS FOR PRODUCING MULTILAYER FILAMENT Original Filed March 6,- 1968 26 Sheets-Sheet 15 June 1, 197 M50 MATSUI EAL 3,672,802

APPARATUS FOR PRODUCING MULTILAYER FILAMENT Original Filed March 6, 1968 26 Sheets-Sheet 17 150 Fi 5/ Fi 52 Rn l4 R12 Rn Rl2 Ru Rlz Fi 53 Fi 54 Fig. 55

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P TUS FOR PRODUCING MULTILAYER FILAMENT Original Filed March 6, 1968 26 Sheets-Sheet 18 June 27, 1972 MASO MATSUI ET PP RATUS FOR PRODUCING MULTILAYER FILAMENT 26 Sheets-Sheet 19 Y Original Filed Mar June 27, 1972 MASO MATSUI ETAL 3,

APPARATUS FOR PRODUCING MULTILAYER FILAMENT Original Filed March 6, 1968 26 Sheets-Sheet 20 Fig. 63 Fig. 64 Fig. 65 Fig. 66

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US3853977 *Feb 13, 1973Dec 10, 1974Kanebo LtdMethod for producing mixed filaments
US3930772 *Apr 2, 1974Jan 6, 1976Imperial Chemical Industries LimitedManufacture of conjugate filaments
US3968307 *Jun 4, 1973Jul 6, 1976Kanegafuchi Boseki Kabushiki KaishaMixed filaments
US4045949 *Apr 29, 1976Sep 6, 1977Dow Badische CompanyIntegral, electrically-conductive textile filament
US4308004 *May 29, 1979Dec 29, 1981Rhone-Poulenc-TextileDevice for the production of bi-component yarns
US4686074 *Mar 2, 1984Aug 11, 1987Toray Industries, Inc.Alternate high-molecule arrangement production process
US4999245 *Mar 1, 1988Mar 12, 1991Toray Industries, Inc.Water absorbancy
US5108827 *Apr 28, 1989Apr 28, 1992Fiberweb North America, Inc.Strong nonwoven fabrics from engineered multiconstituent fibers
US5154934 *Jan 5, 1987Oct 13, 1992Toray Industries, Inc.Alternate high-molecule arrangement production system
US5162074 *Aug 7, 1989Nov 10, 1992Basf CorporationMethod of making plural component fibers
US5176952 *Sep 30, 1991Jan 5, 1993Minnesota Mining And Manufacturing CompanyTensile strength
US5207970 *Sep 30, 1991May 4, 1993Minnesota Mining And Manufacturing CompanyMethod of forming a web of melt blown layered fibers
US5232770 *Sep 30, 1991Aug 3, 1993Minnesota Mining And Manufacturing CompanyHigh temperature stable nonwoven webs based on multi-layer blown microfibers
US5238733 *Sep 30, 1991Aug 24, 1993Minnesota Mining And Manufacturing CompanyLayers of low modulus and high modulus material
US5244614 *Sep 26, 1991Sep 14, 1993Basf CorporationProcess of making multicomponent trilobal fiber
US5258220 *Sep 30, 1991Nov 2, 1993Minnesota Mining And Manufacturing CompanyWipe materials based on multi-layer blown microfibers
US5316838 *Mar 26, 1993May 31, 1994Minnesota Mining And Manufacturing CompanyRetroreflective sheet with nonwoven elastic backing
US5324466 *Oct 24, 1990Jun 28, 1994Toray Industries, Inc.Dividing two or more spinning dopes of acrylic polymer into layers, spinning out dopes to form multilayer, coagulation, drawing, washing, drying, carrying out a shrinkage forming treatment and redrawing the fiber obtained
US5344297 *Jun 4, 1992Sep 6, 1994Basf CorporationApparatus for making profiled multi-component yarns
US5458972 *Oct 4, 1994Oct 17, 1995Basf CorporationMulticomponent cross-section fiber
US5466410 *May 11, 1994Nov 14, 1995Basf CorporationProcess of making multiple mono-component fiber
US5551588 *Jun 6, 1995Sep 3, 1996Basf CorporationFor use in the melt spinning of fibers
US5562930 *Jun 6, 1995Oct 8, 1996Hills; William H.Distribution plate for spin pack assembly
US5593768 *Apr 26, 1994Jan 14, 1997Fiberweb North America, Inc.Softness, strength, disposable
US5707735 *Mar 18, 1996Jan 13, 1998Midkiff; David GrantMultilobal conjugate fibers and fabrics
US5876650 *Dec 1, 1997Mar 2, 1999Basf CorporationSpinning
US7501085Oct 19, 2004Mar 10, 2009Aktiengesellschaft Adolph SaurerMeltblown nonwoven webs including nanofibers and apparatus and method for forming such meltblown nonwoven webs
EP0046035A1 *Jul 30, 1981Feb 17, 1982Teijin LimitedComposite fiber assembly and process and apparatus for production thereof
EP0104081A2 *Sep 20, 1983Mar 28, 1984Toray Industries, Inc.Spinneret assembly for multi-ingredient composite fibers
EP0137854A1 *Mar 2, 1984Apr 24, 1985Toray Industries, Inc.Crossed polymer laminate, and process and apparatus for its production
EP0330766A1 *Feb 29, 1988Sep 6, 1989Toray Industries, Inc.Multi-layered conjugated acrylic fibers and the method for their production
Classifications
U.S. Classification425/131.5, 425/198, 425/382.00R, 425/382.2, 264/172.16, 264/172.18, 264/172.17, 264/172.15, 264/172.13, 264/172.12, 264/172.14
International ClassificationD01D1/00, D01D5/30, D01D5/28, D01D1/06
Cooperative ClassificationD01D5/30, D01D5/28, D01D1/065
European ClassificationD01D5/30, D01D1/06B, D01D5/28