CA2997488C - Device for producing spunbonds from endless filaments - Google Patents

Device for producing spunbonds from endless filaments Download PDF

Info

Publication number: CA2997488C
Authority: CA; Canada
Prior art keywords: diffusor; depositing; extraction; secondary air; filaments
Prior art date: 2017-03-31
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.): Active

Application number

CA2997488A

Other languages

English (en)

French (fr)

Other versions

CA2997488A1 (en

Inventor

Detlef Frey

Martin Neuenhofer

Sebastian Sommer

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.)

Reifenhaeuser GmbH and Co KG Maschinenenfabrik

Original Assignee

Reifenhaeuser GmbH and Co KG Maschinenenfabrik

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.)

2017-03-31

Filing date

2018-03-06

Publication date

2021-04-06

2018-03-06 Application filed by Reifenhaeuser GmbH and Co KG Maschinenenfabrik filed Critical Reifenhaeuser GmbH and Co KG Maschinenenfabrik

2018-09-30 Publication of CA2997488A1 publication Critical patent/CA2997488A1/en

2021-04-06 Application granted granted Critical

2021-04-06 Publication of CA2997488C publication Critical patent/CA2997488C/en

Status Active legal-status Critical Current

2038-03-06 Anticipated expiration legal-status Critical

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
- D04H17/00—Felting apparatus
- 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
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
- 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
- D04H3/033—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 reorientation immediately after yarn or filament formation
- 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
- D04H3/08—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
- D04H3/16—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between thermoplastic filaments produced in association with filament formation, e.g. immediately following extrusion
- 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
- D01D5/088—Cooling filaments, threads or the like, leaving the spinnerettes
- D01D5/092—Cooling filaments, threads or the like, leaving the spinnerettes in shafts or chimneys
- 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
- 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)
- 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
- D01D7/00—Collecting the newly-spun products
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02J—FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS, CORDS, ROPES OR THE LIKE
- D02J1/00—Modifying the structure or properties resulting from a particular structure; Modifying, retaining, or restoring the physical form or cross-sectional shape, e.g. by use of dies or squeeze rollers
- D02J1/22—Stretching or tensioning, shrinking or relaxing, e.g. by use of overfeed and underfeed apparatus, or preventing stretch
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02J—FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS, CORDS, ROPES OR THE LIKE
- D02J13/00—Heating or cooling the yarn, thread, cord, rope, or the like, not specific to any one of the processes provided for in this subclass
- 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
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
- D04H1/56—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving in association with fibre formation, e.g. immediately following extrusion of staple fibres
- 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
- D04H3/005—Synthetic yarns or filaments
- 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
- 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
- D04H3/08—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
- D04H3/10—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between yarns or filaments made mechanically
- 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
- D01D4/00—Spinnerette packs; Cleaning thereof
- D01D4/02—Spinnerettes

Landscapes

Engineering & Computer Science (AREA)
Textile Engineering (AREA)
Mechanical Engineering (AREA)
Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Nonwoven Fabrics (AREA)

CA2997488A 2017-03-31 2018-03-06 Device for producing spunbonds from endless filaments Active CA2997488C (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
EP17164375.2A EP3382081B1 (de)	2017-03-31	2017-03-31	Vorrichtung zur herstellung von spinnvliesen aus endlosfilamenten
EP17164375.2		2017-03-31

Publications (2)

Publication Number	Publication Date
CA2997488A1 CA2997488A1 (en)	2018-09-30
CA2997488C true CA2997488C (en)	2021-04-06

Family

ID=58489180

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA2997488A Active CA2997488C (en)	2017-03-31	2018-03-06	Device for producing spunbonds from endless filaments

Country Status (18)

Country	Link
US (1)	US20180282926A1 (de)
EP (1)	EP3382081B1 (de)
JP (1)	JP6851341B2 (de)
KR (1)	KR102213092B1 (de)
CN (1)	CN108691097B (de)
AR (1)	AR111445A1 (de)
CA (1)	CA2997488C (de)
CO (1)	CO2018003214A1 (de)
DK (1)	DK3382081T3 (de)
ES (1)	ES2751161T3 (de)
JO (1)	JOP20180032B1 (de)
MX (1)	MX378846B (de)
MY (1)	MY191354A (de)
PL (1)	PL3382081T3 (de)
RU (1)	RU2704908C2 (de)
SA (1)	SA118390477B1 (de)
SI (1)	SI3382081T1 (de)
ZA (1)	ZA201801818B (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US11697898B2 (en) *	2017-03-10	2023-07-11	Biome Bioplastics Limited	Fabric
PL3771762T3 (pl) *	2019-07-30	2021-11-08	Reifenhäuser GmbH & Co. KG Maschinenfabrik	Urządzenie i sposób do wytwarzania włókniny z włókien
CN111155240B (zh) *	2020-01-22	2024-07-16	宏大研究院有限公司	一种用于纺粘非织造布设备的切向补风装置
CN112458557B (zh) *	2020-10-19	2022-01-18	福建智罗科技有限公司	熔喷机、基于该熔喷机制备复合布的方法
CN112609332B (zh) *	2020-11-20	2023-09-12	滁州天鼎丰非织造布有限公司	一种成网下吸风接口装置及无纺布生产系统
WO2023146913A1 (en) *	2022-01-25	2023-08-03	Rowan University	Assembly of polymer staple nanofiber yarn
DE102022004931A1 (de) *	2022-12-24	2024-06-27	Oerlikon Textile Gmbh & Co. Kg	Vorrichtung zum Abkühlen einer Mehrzahl von synthetischen Filamenten
CN116695266B (zh) *	2023-08-09	2023-11-17	江苏新视界先进功能纤维创新中心有限公司	气流牵伸系统、包含该气流牵伸系统的装置及应用

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE4312419C2 (de) *	1993-04-16	1996-02-22	Reifenhaeuser Masch	Anlage für die Herstellung einer Spinnvliesbahn aus aerodynamischen verstreckten Filamenten aus Kunststoff
DE19521466C2 (de) *	1995-06-13	1999-01-14	Reifenhaeuser Masch	Anlage für die Herstellung einer Spinnvliesbahn aus thermoplastischen Endlosfäden
US6799957B2 (en) *	2002-02-07	2004-10-05	Nordson Corporation	Forming system for the manufacture of thermoplastic nonwoven webs and laminates
ES2298302T5 (es) *	2002-02-28	2011-02-24	REIFENHÄUSER GMBH & CO. KG MASCHINENFABRIK	Instalación para la fabricación continua de una banda de velo de hilatura.
US8333918B2 (en) *	2003-10-27	2012-12-18	Kimberly-Clark Worldwide, Inc.	Method for the production of nonwoven web materials
US7320581B2 (en) *	2003-11-17	2008-01-22	Aktiengesellschaft Adolph Saurer	Stabilized filament drawing device for a meltspinning apparatus
FR2862986B1 (fr) *	2003-11-27	2006-05-12	Rieter Perfojet	Machine de production de non-tisse, son procede de reglage et non-tisse obtenu
DE102004040645A1 (de) *	2004-08-20	2006-03-02	REIFENHäUSER GMBH & CO. MASCHINENFABRIK	Vorrichtung zur kontinuierlichen Herstellung einer Spinnvliesbahn
US20060040008A1 (en) *	2004-08-20	2006-02-23	Reifenhaeuser Gmbh & Co. Kg Maschinenfabrik	Device for the continuous production of a nonwoven web
DE602006012527D1 (de) *	2006-12-15	2010-04-08	Fare Spa	Vorrichtung und Prozess zur Herstellung einer Spinnvliesmatte
DK1936017T3 (da) *	2006-12-22	2013-11-04	Reifenhaeuser Gmbh & Co Kg	Fremgangsmåde og indretning til fremstilling af spunbonded stof af cellulosefilamenter
WO2008087193A2 (en) *	2007-01-19	2008-07-24	Oerlikon Textile Gmbh & Co. Kg	Apparatus and method for depositing synthetic fibers to form a non-woven web
ATE466124T1 (de) *	2007-03-08	2010-05-15	Reifenhaeuser Gmbh & Co Kg	Verfahren und vorrichtung zur herstellung eines spinnvlieses
US8246898B2 (en) *	2007-03-19	2012-08-21	Conrad John H	Method and apparatus for enhanced fiber bundle dispersion with a divergent fiber draw unit
DE502012009274C5 (de) *	2011-10-22	2022-01-20	Oerlikon Textile Gmbh & Co. Kg	Vorrichtung und Verfahren zum Führen und Ablegen von synthetischen Filamenten zu einem Vlies
WO2014064029A1 (de) *	2012-10-27	2014-05-01	Oerlikon Textile Gmbh & Co. Kg	Vorrichtung zur herstellung eines spinnvlieses
PL2738297T3 (pl) *	2012-12-03	2016-08-31	Reifenhaeuser Masch	Urządzenie i sposób do produkcji pasma włókniny spod filiery z filamentów
CN203807711U (zh) *	2014-02-12	2014-09-03	昆山市三羊无纺布有限公司	一种无纺布铺网机吸风板装置
EP3088585B1 (de) *	2015-04-27	2017-06-21	Reifenhäuser GmbH & Co. KG Maschinenfabrik	Verfahren und vorrichtung zur herstellung eines spinnvlieses aus filamenten und spinnvlies
CN205188576U (zh) *	2015-12-08	2016-04-27	温州朝隆纺织机械有限公司	一种调控落丝位置的牵伸器

2017
- 2017-03-31 EP EP17164375.2A patent/EP3382081B1/de active Active
- 2017-03-31 ES ES17164375T patent/ES2751161T3/es active Active
- 2017-03-31 JO JOJO/P/2018/0032A patent/JOP20180032B1/ar active
- 2017-03-31 DK DK17164375T patent/DK3382081T3/da active
- 2017-03-31 PL PL17164375T patent/PL3382081T3/pl unknown
- 2017-03-31 SI SI201730134T patent/SI3382081T1/sl unknown
2018
- 2018-03-06 CA CA2997488A patent/CA2997488C/en active Active
- 2018-03-19 ZA ZA2018/01818A patent/ZA201801818B/en unknown
- 2018-03-23 MX MX2018003621A patent/MX378846B/es unknown
- 2018-03-23 CO CONC2018/0003214A patent/CO2018003214A1/es unknown
- 2018-03-26 MY MYPI2018701192A patent/MY191354A/en unknown
- 2018-03-27 KR KR1020180035044A patent/KR102213092B1/ko active Active
- 2018-03-27 AR ARP180100736A patent/AR111445A1/es active IP Right Grant
- 2018-03-28 RU RU2018111083A patent/RU2704908C2/ru active
- 2018-03-28 SA SA118390477A patent/SA118390477B1/ar unknown
- 2018-03-29 US US15/939,753 patent/US20180282926A1/en not_active Abandoned
- 2018-03-29 JP JP2018063809A patent/JP6851341B2/ja active Active
- 2018-03-30 CN CN201810295003.0A patent/CN108691097B/zh active Active

Also Published As

Publication number	Publication date
DK3382081T3 (da)	2019-11-11
SA118390477B1 (ar)	2021-11-23
JP6851341B2 (ja)	2021-03-31
RU2018111083A3 (de)	2019-10-02
JP2018172841A (ja)	2018-11-08
BR102018006571A2 (pt)	2018-11-21
RU2704908C2 (ru)	2019-10-31
CN108691097A (zh)	2018-10-23
AR111445A1 (es)	2019-07-17
MX378846B (es)	2025-03-11
JOP20180032A1 (ar)	2019-01-30
RU2018111083A (ru)	2019-10-02
EP3382081A1 (de)	2018-10-03
ES2751161T3 (es)	2020-03-30
MX2018003621A (es)	2018-11-22
ZA201801818B (en)	2019-01-30
CN108691097B (zh)	2021-10-29
US20180282926A1 (en)	2018-10-04
JOP20180032B1 (ar)	2020-07-05
MY191354A (en)	2022-06-18
KR102213092B1 (ko)	2021-02-04
PL3382081T3 (pl)	2020-03-31
KR20180111576A (ko)	2018-10-11
CO2018003214A1 (es)	2019-03-29
SI3382081T1 (sl)	2020-01-31
CA2997488A1 (en)	2018-09-30
EP3382081B1 (de)	2019-08-28

Legal Events

Date	Code	Title	Description
2019-06-28	EEER	Examination request	Effective date: 20190618
2025-02-15	MPN	Maintenance fee for patent paid	Free format text: FEE DESCRIPTION TEXT: MF (PATENT, 7TH ANNIV.) - STANDARD Year of fee payment: 7
2025-02-15	U00	Fee paid	Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U00-U101 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE REQUEST RECEIVED Effective date: 20250215
2025-02-15	U11	Full renewal or maintenance fee paid	Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT PAID IN FULL Effective date: 20250215
2026-02-25	MPN	Maintenance fee for patent paid	Free format text: FEE DESCRIPTION TEXT: MF (PATENT, 8TH ANNIV.) - STANDARD Year of fee payment: 8
2026-02-25	U00	Fee paid	Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U00-U101 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE REQUEST RECEIVED Effective date: 20260225
2026-02-25	U11	Full renewal or maintenance fee paid	Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT PAID IN FULL Effective date: 20260225

Publication	Publication Date	Title
CA2997488C (en)	2021-04-06	Device for producing spunbonds from endless filaments
US5292239A (en)	1994-03-08	Apparatus for producing nonwoven fabric
US4851179A (en)	1989-07-25	Method of operating a fleece-making apparatus
JP4294975B2 (ja)	2009-07-15	紡糸フリース帯体を連続的に製造するための設備
US8992810B2 (en)	2015-03-31	Apparatus and method for guiding and depositing synthetic fibers to form a nonwoven web
US5766646A (en)	1998-06-16	Apparatus for making a fleece from continuous thermoplastic filaments
RU2633245C1 (ru)	2017-10-11	Способ и устройство для производства фильерного нетканого материала из элементарных нитей и фильерный нетканый материал
KR20000064687A (ko)	2000-11-06	부직포웹형성장치및방법
KR102264181B1 (ko)	2021-06-10	연속 필라멘트로부터 스펀본드 부직포를 제조하는 장치 및 방법
CN101460666A (zh)	2009-06-17	通过分裂法生产细纱线的纺丝装置
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